9results about How to "Achieve direct connection" patented technology

The application discloses a multi-modal fusion-based embodied robot adaptive grasping system and method, relates to the embodied robot grasping technical field, and comprises the following steps: synchronously collecting depth point cloud and multi-band reflection spectrum data of a target object, and respectively constructing a geometric voxel model and a surface physical property matrix. Through cross-modal space alignment, the physical properties are accurately mapped to the geometric voxel to generate a fusion attribute voxel model. Based on the model, an optimal grasping area that simultaneously satisfies geometric stability, a high friction coefficient, a low thermal conductivity coefficient and a normal vector constraint is identified. According to the area information, the target pose and grasping force of the mechanical arm are calculated, and the grasping is controlled to be executed. The method realizes the collaborative utilization of the object geometry and physical properties, and makes the grasping action adaptive in the mechanical and thermal aspects.

This invention discloses a method for detecting the vacuum degree of a circuit breaker based on electron collision radiation inversion, belonging to the field of power equipment testing. The method includes the following steps: Step S1, synchronously acquiring X-ray pulse signals from multiple measuring points outside the arc-extinguishing chamber of the vacuum circuit breaker, extracting and parameterizing the pulse events to obtain the temporal distribution characteristics reflecting electron collision behavior; Step S2, establishing a feature enhancement model based on electron collision probability; Step S3, establishing a mapping model between the X-ray generation mechanism and the electron collision process, and then inverting the vacuum degree. This invention provides a method for detecting the vacuum degree of a circuit breaker based on electron collision radiation inversion. By establishing a physical mapping relationship between the statistical characteristics of X-ray pulse events and the electron mean free path and collision probability, it achieves quantitative inversion of the vacuum degree, thereby improving detection accuracy and physical interpretability.

The utility model provides a kind of secondary battery, comprising: cover plate assembly, cover plate assembly includes cover plate and the pole that is set on cover plate;Electrode assembly, including electrode main body and the tab that is extended by electrode main body, and multiple tabs of laminated setting form tab group;Connecting piece, connecting piece includes the first portion and the second portion of laminated setting, and first portion and the second portion are connected by bending part between;Wherein, tab group is set between first portion and the second portion, first portion is connected with pole, and the second portion, tab group are welded to first portion by laser.The utility model aims at providing secondary battery, to at least avoid the foreign matter caused by ultrasonic friction vibration produced by ultrasonic welding to enter electrode assembly.

The invention discloses a self-adaptive grabbing system and method for a body robot based on multi-modal fusion, and relates to the technical field of body robot grabbing, and the method comprises the steps: synchronously collecting depth point cloud and multi-band reflection spectrum data of a target object, and respectively constructing a geometric voxel model and a surface physical attribute matrix; and accurately mapping the physical attributes to geometric voxels through cross-modal space alignment to generate a fused attribute voxel model. Based on the model, an optimal grabbing area meeting geometric stability, high friction coefficient, low heat conduction coefficient and normal vector constraint at the same time is identified. And the target pose and grabbing force of the mechanical arm are calculated according to the regional information, and grabbing is controlled to be executed. According to the method, collaborative utilization of geometric and physical attributes of an object is achieved, and the grabbing action has adaptability in the aspects of mechanics and thermotics.

The connecting base comprises a first connecting assembly and a second connecting assembly, and the first connecting assembly is provided with a mounting disc used for mounting a bearing assembly; the second connecting assembly is arranged in parallel with the first connecting assembly in the axial direction in a spaced mode and provided with an installation hole used for installing a steering pump. The steering device of the carry-scraper comprises a connecting base on the first side, a bearing assembly and a rotating shaft, and the bearing assembly is installed on a first connecting assembly; the rotating shaft is arranged in the connecting seat and penetrates through two ends of the connecting seat to be respectively connected with the steering wheel and the steering pump. The bearing assembly and the steering pump do not have a direct relation, when the bearing assembly is maintained, the bearing assembly is directly detached from the first connecting assembly without detaching the connection between the connecting base and the steering pump, the maintenance of the bearing assembly can be achieved, the maintenance procedure of the steering device is greatly simplified, and the maintenance efficiency is improved. And workers can maintain the steering device conveniently.

This application provides a power tool, comprising: a power assembly; a tightening assembly including a working head and a drive shaft movably connected axially, the working head for engaging a workpiece, and an output shaft of the power assembly connected to the drive shaft to drive the tightening assembly to rotate; and a torque detection assembly fixed to the drive shaft and rotating synchronously with it. According to this application, the working head and drive shaft are axially connected, which can accommodate axial deviations in the workpiece position during installation. The drive shaft is located inside the power tool, and its installation position is relatively fixed, making it less affected by external working conditions. By placing the torque detection assembly on the drive shaft, torque changes can be monitored in real time in a more stable environment, avoiding the influence of external interference on the signal, thereby improving the accuracy and reliability of torque measurement.

The application provides a cover plate assembly, a composite cell and a battery pack. The cover plate assembly comprises a composite pole, an insulating piece, a first cover plate and a positive pole lug, and a second cover plate and a negative pole lug. The composite pole comprises a middle block and a first pole body and a second pole body protruding from the middle block, and the middle block is coated with the insulating piece. The first pole body penetrates through the first cover plate and the end of the first pole body is sleeved with the positive pole lug. The second pole body penetrates through the second cover plate and the end of the second pole body is sleeved with the negative pole lug. The positive pole lug is used for connecting the positive pole lug of the first cell, and the negative pole lug is used for connecting the negative pole lug of the second cell, so as to connect the two cells. The cover plate assembly can directly cover and connect the positive pole and the negative pole of the two cells, thereby realizing the direct connection of the two battery modules, reducing the setting of one or two groups of bus bars and circuit boards and the like, simplifying the battery structure, effectively reducing the space occupation of non-cell components, improving the energy density of the battery pack, and reducing the volume of the battery pack to facilitate the arrangement of the battery pack on various devices.

This application provides a method for upgrading bauxite after grinding with mother liquor, belonging to the field of mineral processing. The method includes: grinding a mixed slurry of bauxite to be upgraded and circulating mother liquor to obtain an alkaline slurry with fully liberated aluminum and gangue minerals; using the circulating mother liquor as both a separation and auxiliary medium throughout the process, performing mineral processing and upgrading on the alkaline slurry to separate iron and silicon impurities in the circulating mother liquor medium, obtaining a concentrate slurry and a tailings slurry; sending the concentrate slurry to an alumina leaching process; and separating the tailings slurry to obtain circulating mother liquor and tailings byproducts. This application, through systematic process reengineering and closed-loop media design, successfully develops a bauxite pretreatment method that can be deeply coupled and seamlessly integrated with the Bayer process main process, avoiding interference from external media, and achieving efficient impurity removal under fully liberated mineral conditions.

The application discloses a biomolecule detection method and device based on water plowing effect and application thereof, and belongs to the technical field of biology. The method comprises the following steps: introducing a liquid sample to be detected into a micro-nano flow channel, the inner wall surface of which is decorated with specific recognition molecules for target biomolecules, so that the liquid sample to be detected flows in the micro-nano flow channel and generates a water plowing electric signal; collecting the water plowing electric signal; and judging whether the target biomolecules are contained in the liquid sample to be detected according to the change of the water plowing electric signal. The detection process of the application does not depend on fluorescence, enzymes or other markers, and does not involve complex biochemical reaction steps. The detection signal is generated by the liquid flow itself, and an external excitation power source is not needed, so that the target biomolecules can be rapidly detected.