15results about How to "Increase variability" patented technology

This application relates to a report generation method, apparatus, computer equipment, storage medium, and computer program product. The method includes: obtaining a report configuration corresponding to an initial report; the report configuration includes a data source identifier, a first operator sequence, and a second operator sequence; obtaining a query field; obtaining initial data from the data source corresponding to the data source identifier based on the query field; performing calculations on the initial data based on the first operator sequence to obtain intermediate data; aggregating the intermediate data to obtain an intermediate table; and performing calculations on the intermediate table based on the second operator sequence to obtain a target report containing the query field. This method improves the flexibility of reports. This invention can be applied to various systems involving reports, such as enterprise management systems and Enterprise Resource Planning (ERP) systems.

The utility model relates to the technical field of equipment maintenance tools, in particular to a novel portable durable motor rotor bearing dismounting tool which comprises a cylinder and a T-shaped lead screw, the T-shaped lead screw is arranged on the center line of the cylinder, the upper end of the T-shaped lead screw is in threaded connection with an upper cover of the cylinder through a nut, and the lower end of the T-shaped lead screw is in threaded connection with the upper cover of the cylinder. The middle of the T-shaped wire is in threaded connection with a center balance force rod, and the two ends of the center balance force rod penetrate through the cylinder to extend. Fixing plates are arranged on the two sides of the lower end of the cylinder respectively and connected with an n-shaped plate through nuts, and a groove is formed in the middle of the n-shaped plate. The device is convenient to carry, light, fast and flexible to use, and suitable for a light operation mode which can be operated by 1-2 persons.

The utility model discloses a super-molding shaping device, which relates to the technical field of sports equipment and is characterized in that a first platform and a second platform are connected through a cross beam; slide ways are arranged on the two sides of the cross beam and matched with the sliding mechanisms. The sliding mechanism is slidably connected with the slideway; a first adjusting mechanism is arranged on the bed body, a pushing part of the first adjusting mechanism is hinged to the hinge block, the pushing part drives the hinge block to abut against the cross beam, and the angle between the cross beam and the bed body is adjusted; a second adjusting mechanism is arranged on the sliding mechanism and drives the sliding mechanism to incline; the first platform is provided with a first platform plate and a third adjusting mechanism, and the third adjusting mechanism adjusts the angle between the first platform plate and the cross beam; the second platform is provided with a second platform plate and a fourth adjusting mechanism; the fourth adjusting mechanism adjusts the angle between the second platform plate and the cross beam. The technical problem that in the prior art, a shaping device is single in adjusting function is solved.

The utility model belongs to the technical field of machining, and particularly relates to a milling cutter with a multi-surface machining function, which comprises a cutter post, an inserting head fixedly connected to the bottom end of the cutter post, an inserting rod fixedly connected to the top end of the cutter post, a first blade penetrating and fixedly connected to the inserting head, and a cutter holder penetrating and fixedly connected to the bottom end of the inserting head. The centers of the connecting plug and the tool post are provided with communicated cavities, and adjusting structures are arranged in the cavities of the tool post and the connecting plug; according to the milling cutter, the cutter bar rotates while moving in the vertical direction, so that the height of the cutter bar in the vertical direction is adjusted, the variability of the milling cutter structure is enhanced, the milling cutter can be adjusted according to different machining requirements, and due to the fact that the milling cutter has the height adjusting function, the milling cutter can better adapt to different machining scenes; different machining tasks may have different requirements for the extension length, the working position and the like of the milling cutter, the first blade, the second blade and the cutter bar can be switched, and diversified requirements can be met.

This invention discloses a mixing and batching equipment and method for producing magnetic materials. The equipment includes a mixing tank and a stirring mechanism disposed inside it. The mixing tank is placed horizontally, and the stirring mechanism is provided with a shaft tube and stirring elements arranged in a ring array fixed to the outer wall of the shaft tube. The shaft tube is horizontally rotatably positioned at the axial center of the mixing tank. The stirring elements are configured as plate-like structures, and dispersion grooves are evenly distributed along the axial direction at the middle position of the stirring elements. One end of the shaft tube is rotatably connected to a connecting pipe via a bearing, and the connecting pipe is connected to an air pump via a hose. One end of the outer wall of the shaft tube is connected to a drive motor via gear transmission. Multiple air blowing holes are opened on the outer wall of the shaft tube between two adjacent stirring elements. This invention improves the actual uniformity of mixing and dispersing the raw materials by continuously rotating and using dispersion grooves to continuously change the movement state and direction of the raw materials.

The utility model relates to the technical field of the production equipment of the rubber covered wire lamp, and particularly relates to a rubber covered wire cutting device, which comprises a main support, a lifting cylinder is installed at the upper end of the main support, the lifting cylinder is downwardly driven to connect a lifting seat, an upper cutter head is installed on the lifting seat, a workbench plate is installed on the main support, a lower cutter head is installed on the workbench plate, the upper cutter head corresponds to the lower cutter head, the upper cutter head is movably located above the workbench plate, the upper cutter head and the lower cutter head are respectively provided with horizontally arranged blades, and the upper cutter head is provided with an axially arranged blade, the utility model cuts off the plastic part of the rubber covered wire horizontally through the horizontally arranged blade, cuts open the plastic part of the rubber covered wire along the axis through the axially arranged blade of the upper cutter head, thereby realizing the effect of cutting the rubber covered wire, not compressing the plastic part of the rubber covered wire, keeping the overall aesthetic property, and being capable of adjusting the distance between the cut lines, thereby expanding the change effect of the lamp beads welded by the rubber covered wire.

The utility model discloses a prefabricated wallboard of integrated electrical pipeline, including prefabricated wall bottom plate, prefabricated wall panel, sound insulation material layer, reinforcing bar layer and buffer pad, the one side of prefabricated wall bottom plate is provided with integrated electrical pipeline mounting groove, the integrated electrical pipeline mounting groove is arranged fixed with integrated electrical pipeline through the fixed clamp of installation, the prefabricated wall bottom plate is opened with the docking groove, the prefabricated wall panel is installed with the docking rod, the docking rod is connected with docking groove slidingly, the prefabricated wall panel is opened with fixed screw hole B, the docking rod is opened with fixed screw hole A, fixed screw is installed in fixed screw hole A and fixed screw hole B with fixed screw hole B. The utility model makes the layout of electrical pipeline more flexible, and the electrical pipeline can be adjusted flexibly after the installation of prefabricated wall panel, increases the flexibility and variability of building internal space layout, does not need to destroy wall structure, greatly improves construction efficiency and the convenience of later maintenance.

The invention discloses a control method and a control system for an agv transport vehicle for thermal insulation pipe machining. The control system comprises a load state sensing module, a gravity center dynamic evaluation module, a path dynamics modeling module, a self-adaptive motion planning module and an execution control module. By integrating a high-precision weighing sensor array, a multi-point displacement detection unit and a clamping jaw pressure sensing array, the full-dimension real-time sensing of the load state of the polyethylene outer sleeve is realized, and the limitation that the prior art only depends on single overload alarm is overcome; a gravity center dynamic evaluation model constructed based on measured data can accurately quantify the mass center offset degree, and a reliable physical basis is provided for subsequent motion planning; according to the provided self-adaptive motion planning mechanism, load dynamic characteristics and path geometric constraints are deeply fused, and pipe body slippage or rolling caused by inertia moment superposition is fundamentally avoided.

A thread milling cutter (1) comprises an integrally formed thread milling tool (10) having an axis of rotation (S), a shank portion (24) and a forward cutting portion (34). The cutting portion (34) has at least five insert pockets (42) recessed therein, where at least one insert pocket (42) is free of an associated support projection (46), allowing different insert placement for different thread pitches.

The invention discloses a low-frequency time code system and method based on a two-dimensional composite chaotic sequence, and relates to the technical field of wireless communication, and the low-frequency time code system based on the two-dimensional composite chaotic sequence mainly comprises a transmitting end and a receiving end. The transmitting end comprises a time coding module, a direct sequence spread spectrum module, an amplitude shift keying modulation module and a frequency hopping spread spectrum module; and the receiving end comprises a de-hopping module, an amplitude shift keying module, a de-spreading module, a filtering module, a judgment module and a decoding module. According to the low-frequency time code system and method based on the two-dimensional composite chaos sequence, the complexity, randomness and statistical property of the chaos spread spectrum sequence can be improved, and the anti-jamming capability, safety and environmental adaptability of the low-frequency time code system are improved.

The utility model relates to the technical field of seat, disclose control box and intelligent seat, wherein the control box is applied to intelligent seat, and independently is located outside intelligent seat, and control box mainly includes: box body and control module. Control module is located in the box body, and is respectively electrically connected with the operation module and function module of intelligent seat, is used for receiving and processing the operation instruction of operation module and sends the handled operation instruction to function module to control corresponding function module carries out corresponding operation. The utility model independently sets up control box outside intelligent seat, and sends operation instruction to control module in control box through the operation module on intelligent seat, and each function module of intelligent seat is controlled by control module and carries out corresponding operation, and the control module is convenient to maintain, and is not limited by the car type, and is widely applied. In addition, the design of intelligent seat does not need to consider setting up control module in its inside, also is convenient for the processing manufacture of intelligent seat, reduces the manufacturing cost of intelligent seat.

The utility model discloses a fire extinguishing spray head of a battery pack, which belongs to the technical field of new energy battery pack protection and comprises a body, one end of the body is rotatably connected with a bent pipe, one end of the bent pipe far away from the body is provided with a spray head, a nozzle opening of the spray head and a runner hole of the body are arranged in a non-concentric manner, and a rotational flow piece is arranged between the spray head and the bent pipe. And a valve core is arranged between the bent pipe and the body. Due to the adoption of the elbow design that the nozzle opening position of the spray head is not concentric with the runner hole of the body, the variability of the nozzle opening position is realized, so that sheltering objects are avoided, the fire extinguishing spraying range is expanded, and the fire extinguishing capacity is improved.

The invention belongs to the technical field of reaction precipitation tanks, and particularly relates to a reaction precipitation tank with dynamic stirring and partitioned feeding, and provides the following scheme: the reaction precipitation tank comprises a kettle tank, the kettle tank is connected with a liquid inlet pipe, a liquid outlet pipe and a slag discharge pipe, a stirring shaft connected with a driving motor is arranged in the kettle tank, and a plurality of sliding blocks are arranged on the outer wall of the stirring shaft in a limited sliding manner; a plurality of stirring pieces are installed on the outer wall of the sliding block, and the stirring shaft drives the sliding block to do reciprocating motion in the vertical direction in the rotating process. According to the stirring device, the sliding block is driven to drive the stirring piece to vertically reciprocate while the stirring device rotates circumferentially, so that dynamic stirring in the kettle tank is realized, and the stirring piece has two parts of driving motion and natural motion in the vertical direction in the stirring process, so that the change effect of dynamic stirring is improved; therefore, the stirring and dispersing effects are improved, and the stirring efficiency is improved.

The application discloses an image robust source forensics method based on information interaction, relates to the technical field of artificial intelligence, mainly takes a Vision Transformer based on a multi-head self-attention mechanism as a basic framework, combines a weight value sharing extended twin branch to train a deep learning algorithm model, utilizes the global modeling capability of the Vision Transformer, combines a self-attention mechanism to simulate convolution operation, extracts local feature information through image content feature correlation, realizes global feature information guiding local feature information extraction, and greatly improves model robustness. Then, the weight value sharing mechanism is used to expand the twin branch, and a double-branch information sharing is used to realize a residual-like training strategy. Finally, the obtained image source forensics model can better cope with the image robust source forensics task under the interference and distortion images transmitted through a social network.