11results about How to "Accurate direction" patented technology

This invention relates to the field of thermos cup manufacturing technology, specifically a positioning device for the inner and outer liners of irregularly shaped thermos cups. The device includes: a frame; an outer shell positioning mechanism mounted on the frame for positioning the outer shell of the thermos cup, comprising a positioning component, an X-axis moving component, and a Z-axis moving component; and an inner liner positioning fixture mounted on the frame. The advantages of this invention are: in this application, the outer shell and inner liner are placed in a designated workstation, and the machine automatically locates their positions, pressing them together. This reduces manual labor, eliminates the marking process, and, combined with automatic loading and unloading, enables automated production. The entire positioning and pressing process is highly automated, significantly shortening the assembly time of individual products and improving production efficiency. Simultaneously, high-precision alignment ensures smooth thread fit and accurate lid orientation, fundamentally reducing the product defect rate and enhancing the overall product quality and market competitiveness.

The utility model belongs to the technical field of calibration, and discloses a calibration device for a magnetic compass, which comprises a calibration mechanism comprising a rotating platform for driving the magnetic compass to rotate horizontally, a magnet assembly, and four groups of upright guide rails which are respectively positioned on the periphery of the rotating platform, a magnet block capable of sliding along the vertical direction of the vertical guide rail is arranged on the vertical guide rail; compared with the prior art, the magnetic compass has the following beneficial effects that through the design of the magnet assembly, when the magnetic compass rotates on the rotating platform, the height is adjusted by enabling the peripheral magnet blocks to slide up and down along the vertical guide rail, so that the height of the magnetic compass can be adjusted according to the autodyne condition when the magnetic compass rotates to different directions on the rotating platform; and the magnetic field action intensity between the magnet block and the magnetic compass is adjusted. Therefore, the autodyne of the magnetic compass can be corrected in a targeted manner, the calibration precision is improved, the operation of the sliding adjustment mode is more convenient, the time and labor cost required by calibration are reduced, and the working efficiency is improved.

This application provides a beverage device, relating to the field of beverage equipment technology. The beverage device includes a frame, a brewing assembly, a liquid injection pipe, and a scraping assembly. The brewing assembly is mounted on the frame and includes a brewing chamber and a liquid injection hole, with the liquid injection hole communicating with the brewing chamber. The liquid injection pipe is located outside the brewing assembly, opposite to the liquid injection hole, and is movably connected to the frame. The scraping assembly includes a scraping rod and a transmission linkage. The scraping rod is located at the top of the brewing assembly and is used to push the extracted residue at the top of the brewing assembly out of the brewing assembly during rotation. One end of the transmission linkage is fixedly connected to the scraping rod, and the other end is drivenly connected to the liquid injection pipe. The transmission linkage is used to drive the scraping rod to rotate during rotation and to drive the liquid injection pipe to insert or remove from the brewing assembly, thereby connecting or separating the liquid injection pipe from the liquid injection hole. This beverage device has a simple structure, is easy to assemble, and has low cost.

The embodiment of the invention provides a loading method and device for a gradient pressure static test load of a complex curved surface, computer equipment and a medium, and the method comprises the following steps: obtaining geometric model data and gradient pressure distribution data of a to-be-tested complex curved surface; dividing the complex curved surface into a plurality of loading partitions, generating partition definition data, and determining loading point quantity data for each loading partition; performing finite element analysis based on various data, and calculating and outputting partition resultant force data; calculating coordinates of a pressure center based on the gradient pressure distribution data and the geometric model data corresponding to the loading partition, and taking the coordinates of the pressure center as theoretical action point position data of the loading partition; and performing secondary static equivalent processing, generating executable loading scheme data of the loading partition, and integrating the executable loading scheme data. The gradual change pressure intensity of each partition is equivalent to a resultant force through finite element calculation, the accurate load size and direction are obtained, and the loading error is reduced.

The application discloses a semiconductor wafer bin conveying system and a control method thereof, and relates to the technical field of semiconductor manufacturing automation. The system comprises a conveying unit and a material placing unit. The improvement lies in that the bottom of a wafer bin body is provided with three positioning grooves in isosceles triangle distribution, forming a mistaken orientation prevention structure; and the transfer frame and the material placing frame are respectively provided with a first set and a second set of limiting protrusions corresponding to the positioning grooves. The two sets of protrusions are configured to be selectively and sequentially clamped with the positioning grooves at the bottom of the same bin body during the conveying process, so that the anti-interference positioning handover from grabbing to placing is realized. The application eliminates the positioning collision risk between the conveying mechanism and the fixed station from the mechanical structure, and ensures the uniqueness of the direction of the wafer bin through the asymmetric geometric design. Meanwhile, the material placing frame can be integrated with elastic air supply and pressure sensing detection functions, realizing higher automation and reliability.

This invention provides an automatic sealing device for packaging boxes. Multiple sets of limiting components are evenly distributed on the conveyor belt, with any two sets of limiting components forming a placement station for the corresponding packaging box. A limiting rod is located directly above the conveyor belt, and the distance between the lower surface of the limiting rod and the upper surface of the conveyor belt is adapted to the thickness of the packaging box. Two sealing mechanisms are located on both sides of the conveyor belt to fold the overlapping tongues at both ends of the packaging box. The sealing mechanism includes a disc, a pressing plate, and a folding plate arranged sequentially from front to back. Using a simple structure such as the conveyor belt, limiting rod, and sealing mechanism, automatic sealing of the packaging box is achieved through the cooperation of the disc, pressing plate, and folding plate. The equipment has low cost and stable and reliable operation. The limiting components, limiting rod, and positioning plate ensure that the packaging box maintains accurate position and orientation during the sealing process. The arc-shaped guide of the pressing plate and the rotation of the disc enable precise folding of the overlapping tongue, improving the sealing quality.

The invention relates to a data-driven load frequency control method for a power system containing a network-forming converter. The method comprises the following steps: firstly, according to a power system topology, constructing a time-delay nonlinear load frequency control model containing a network construction type converter; taking the model as an environment, simulating operation acquisition data by using a PID controller, and constructing a pre-training data set; then, an agent of an actor-commentator framework is constructed, and offline pre-training is completed through a data set; and finally, accessing the intelligent agent into a system for online interaction, outputting a frequency modulation instruction by an action network, and iteratively updating parameters by combining an award and a loss function to realize self-adaptive control. Compared with the prior art, the method has the advantages of being adaptive to the dynamic characteristics of the GFM, efficient, high in robustness and the like.

The utility model relates to the technical field of dental implant surgery, and discloses a minimally invasive dental implant surgery positioning auxiliary device which comprises a positioning measuring column, a guide hole is formed in the positioning measuring column and penetrates through the whole positioning measuring column, one side of the positioning measuring column is fixedly connected with a holding handle, and the other side of the positioning measuring column is fixedly connected with a positioning rod. The top of the positioning measuring column is provided with a buccal-lingual positioning ruler, the buccal-lingual positioning ruler and the positioning measuring column are movably installed, and the left end of the buccal-lingual positioning ruler is fixedly connected with a limiting rod. According to the utility model, by arranging the cheek-tongue direction positioning rule, the limiting rod and the like, under the combined action of CBCT, the positioning operation can be quickly carried out, and compared with the traditional implantation operation type'free hand ', the implantation site and direction of a dental implant are more accurate, the operation time is short, the postoperative reaction is small, the manufacturing cost of the device is not high, and the operation cost and the burden of a patient cannot be excessively increased.

The utility model provides stator iron core silicon steel strip punching conveying equipment which comprises a supporting base plate, a material roll support, a silicon steel material roll, a supporting table, a guiding conveying structure, a driving conveying structure and a punching guiding structure. The material roll support is fixedly installed at one end of the surface of the supporting base plate, and the supporting table is fixedly installed at the other end of the surface of the supporting base plate; the silicon steel coil is rotationally installed on the coil support, the guiding conveying structure is fixedly installed on the outer side of the end, close to the coil support, of the supporting table, and the driving conveying structure is fixedly installed above the end, close to the coil support, of the supporting table. The stamping guide structure is fixedly mounted at the top of the supporting table; due to the arrangement of the guide transmission structure and the stamping guide structure, the guide precision is high, the transmission stability is high, and the adaptability is wide.

The utility model relates to the technical field of agricultural planting mechanical equipment, in particular to an on-film corn planting machine which comprises a frame, a discharging device is installed in the middle of the upper end of the frame in a penetrating mode, a seeding device is fixedly connected to the upper portion of the left end of the frame, and sliding grooves are formed in the lower portion of a left plate wall and the lower portion of a right plate wall of the frame. Film pressing rollers are movably mounted at the front part of the left plate wall and the front part of the right plate wall of the frame through bearings; the discharging device comprises a corn seed box and a first driving motor, and the corn seed box is installed in the middle of the upper end of the frame in a penetrating and inserting mode. According to the on-film corn planting machine disclosed by the utility model, through the structural design of accurately controlling seed feeding in the blanking device and the mechanical transmission of an eccentric wheel and a crank rod in the seeding device and the guide of a sliding block and a sliding groove, accurate blanking and stable film breaking seeding are realized, seed waste is avoided, and the on-film corn seeding efficiency and quality are improved; the labor intensity is reduced and the seeding specification is ensured.

A backrest reclining force value testing device belongs to the technical field of chair testing. The utility model discloses a test platform, seat fixing mechanism, traction mechanism, traction belt, chair back clamp and human body simulation counterweight, seat fixing mechanism is located on the test platform, and the traction mechanism is located on one side of the test platform, and the traction belt is located between the traction mechanism and the chair back clamp, and one end of the traction belt is equipped with a tension sensor, and the traction mechanism includes a traction motor, a swing arm arranged on the output end of the traction motor, an adjusting seat slidingly connected to the swing arm, a lifting driving mechanism arranged on the swing arm and driving the adjusting seat to lift, and one end of the traction belt is connected with the adjusting seat, a first inclination sensor is arranged on the chair back clamp, and a second inclination sensor is arranged on the traction belt. The utility model can accurately test the reclining force value of the chair.