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56results about How to "Stable positioning" patented technology

Turning equipment for precise bearing assembly

The invention relates to the technical field of turning equipment, and discloses turning equipment for a precision bearing assembly, which comprises two symmetrically arranged chucks, a rotation driving assembly for driving the chucks to rotate, a driving base for driving the chucks to translate, and a cutting mechanism for cutting a workpiece, a plurality of first sliding grooves are formed in the chuck in the radial direction, the first sliding grooves are formed in the chuck in a penetrating mode, first sliding bases are slidably installed in the first sliding grooves, and sliding type fixing rods are arranged in the first sliding bases in a penetrating mode; through the arrangement of composite positioning of the axial adjustable sliding type fixing rod and the two-way double chucks, adaptive clamping of long cylindrical blanks with different axial lengths is achieved, and the fixing mode that inner hole multi-point supporting and end face pressing are combined is adopted; the problems of blank local deformation, rotation eccentricity and low coaxiality caused by a traditional clamping mode are effectively solved.
Owner:HENAN TONGCHAN MASCH CO LTD

Binocular camera lens optical center change measuring method and device and electronic equipment

The invention discloses a binocular camera lens optical center change measuring method and device and electronic equipment, and the method comprises the steps: carrying a measured lens in a positioning device, and determining a first reference point based on at least three contact points formed by the positioning device on the outer diameter of the measured lens; establishing a first coordinate system by taking the first reference point as an original point and taking a direction pointing to the first mark point from the first reference point as a coordinate axis direction, and acquiring a first coordinate of the optical center of the measured lens in the first coordinate system; after the environment test is completed, the tested lens is carried in the positioning device again to determine a second reference point; establishing a second coordinate system by taking the second reference point as an original point and based on the same coordinate axis direction determined in the first coordinate system, and acquiring a second coordinate of the optical center of the measured lens in the second coordinate system; and determining the optical center variation according to the first coordinate and the second coordinate, and judging whether the optical center stability of the detected lens is qualified or not. According to the invention, the stability of binocular camera lens optical center change measurement and the reliability of measurement data are improved.
Owner:YUANQIAO TECHNOLOGY (JIAN) CO LTD

Egg supply conveyor and method

This invention belongs to the field of conveying equipment technology, specifically disclosing a conveying device and method for egg supply, including a conveyor belt machine, a chamber, and a blower. The conveyor belt machine's external belt consists of three sets of circular tracks that wrap around the conveyor belt machine. The circular tracks have notches spaced evenly along their circular paths. The chamber is fixedly installed above the conveyor belt machine and near its center. A ventilation component is installed above the chamber. A U-shaped frame is fixedly mounted above the conveyor belt machine and below the ventilation component. A crack visual detection marking component is installed above the U-shaped frame and corresponding to each circular track. This invention integrates wiping, flipping, drying, visual detection, and marking functions, enabling online identification and marking of cracked eggs produced after cleaning. This effectively prevents cracked eggs from being mixed with qualified products, significantly improving the overall quality and automation level of egg supply.
Owner:XINHESHUN SUPPLY CHAIN TECHNOLOGY (SHENZHEN) CO LTD

Wafer positioning plate with information code

ActiveCN224205616Uextended use timeGuaranteed long-term readabilityWaferingMechanical engineering
The utility model relates to the technical field of resonator wafer processing accessories, in particular to a wafer positioning plate with information codes. According to the utility model, the information code is arranged on the ceramic chip, the ceramic chip is fixedly connected in the positioning groove, and the upper surface of the ceramic chip is lower than the notch of the positioning groove, so that the information code is effectively prevented from being directly exposed, the damage risk caused by external friction, corrosion and other factors is reduced, and the service life of the information code is obviously prolonged; and the long-term readability of the information is ensured.
Owner:ANHUI JING SAI TECH CO LTD

A mobile base for an elevator

ActiveCN224590670UPrecise position controlprecise pressure controlControl engineeringStable fixation
This utility model discloses a movable base for a lifting platform, relating to the field of lifting platform mobility technology. It includes a base with a support frame movably connected to one side, a tire fixedly connected to the bottom of the base, and a support assembly at the bottom of the base. The support frame includes a connecting block, one side of which is fixed to one side of the base. Upon activation of the support frame, the support frame drives a transmission rod to move within the connecting block, thereby causing a limiter and a fixed column to move synchronously. At this time, the adjusting screw rotates, and using a threaded structure, the fixed column drives the adjusting column to move up and down along its inner wall. The adjusting column then drives the support base plate to move downwards, causing the support base plate to tightly press against the ground and achieve stable fixation. This process, through mechanical linkage and threaded adjustment, precisely controls the position and pressure of the support base plate, providing reliable support for the overall equipment, effectively enhancing equipment stability, reducing the risk of shaking and displacement, and ensuring normal equipment operation.
Owner:SANMING HUAFENG MACHINERY

Protective shell of folding electronic equipment

The invention discloses a protective shell of folding electronic equipment, which comprises a first shell used for covering a first part of the folding electronic equipment; the second shell is used for covering a second part of the folding electronic equipment; the magnetic attraction assembly is used for providing magnetic attraction connection; the position adjusting assembly is arranged on the back of the first shell; the magnetic attraction assembly is connected to the position adjusting assembly so that the magnetic attraction assembly can at least move between a first working position and a second working position relative to the first shell, the magnetic attraction assembly is located on the back of the first shell when the magnetic attraction assembly is located at the first working position, and the magnetic attraction assembly is located at the back of the second shell when the magnetic attraction assembly is located at the second working position. The center of the magnetic attraction assembly is closer to the central axis of the folding type electronic equipment in the unfolded state than the first working position. According to the invention, when the folding electronic equipment is connected to the external magnetic support, the magnetic connection point can be closer to the central axis of the equipment in an unfolded state, so that the connection stability and the anti-falling capability are improved.
Owner:CASETAGRAM LTD

A device for rapid detection of the comprehensive phenotype of stems and leaves in the field

The application discloses a kind of comprehensive phenotype quick detection device of dragable field stem and leaf, it is related to agricultural phenotype detection device field, including vehicle body, box and integrated in stem and leaf separation component, first conveyor belt component, cleaning dust removal component, leaf separation component, transfer component, vacuum adsorption workbench, laser scanning component, mobile clamping component, bending strength test component and second conveyor belt component in box, the automatic separation and feeding of sample are realized by stem and leaf separation component, after conveying, cleaning, arrangement, by transfer component and move to vacuum adsorption workbench and carry out the scanning of contour size and stem bending strength test, finally, according to the detection result, grading and collection are automatically completed by second conveyor belt component.The application integrates multiple detection processes in movable platform, realizes the integrated, automation, non-destructive rapid detection of field plant stem and leaf phenotype parameters, greatly improves detection efficiency and data reliability.
Owner:SHIHEZI UNIVERSITY

Cognitive function training and rehabilitation equipment for psychiatry department

The utility model belongs to the technical field of training equipment, particularly relates to cognitive function training and rehabilitation equipment for the psychiatry department, and aims to solve the problems that the position of a card is adjusted by moving a conveying belt in the prior art, but the card is inconvenient to replace after being used for a long time, and the position cannot be automatically adjusted and changed. A connecting box is obliquely arranged at the top of the base, a rotating shaft is rotatably arranged on one side of the connecting box in a penetrating mode, a plurality of sets of adjusting frames are arranged on the rotating shaft, clamping pieces are arranged in the adjusting frames, a magnifying lens is embedded in one side of the connecting box, and a fixing strip is fixedly arranged on one side of the connecting box. According to the intelligent card display device, multiple functions such as card display, magnifying lens assistance, automatic pushing and writing and drawing on the writing board are integrated, flexible selection and display of cards are achieved through driving of the first motor and the second motor, and meanwhile stable rotation and positioning of the adjusting frame are guaranteed through the design of the clamping piece and the rotating ring.
Owner:中国人民解放军联勤保障部队第九〇四医院

A rotary LED lamp

ActiveCN224414944Uto be interestingAdd funDrive motorLED lamp
The utility model relates to LED lamp technical field discloses a rotary LED lamp, including base, the top rotation of base is connected with vertical shaft, and the inner wall of base is seted up with the mounting groove, and the inside coaxial fixed mounting of mounting groove has the drive motor for driving vertical shaft rotation, and the top fixed mounting of vertical shaft has the lamp stand, and the continuous conductive component is arranged between the lamp stand and base. This rotary LED lamp, the pattern sticker of color light transmission through the light -transmitting window surface irradiates on the wall, drives vertical shaft and the lamp stand rotation using drive motor, makes the light color change constantly, plays the interesting purpose, and through setting transmission adjusting component, utilizes the pole lever to move transmission rod upwards, makes second transmission gear and internal tooth ring engage, can drive cover seat and lampshade synchronous rotation, makes the pattern sticker of light -transmitting window surface rotate along, thereby the pattern that irradiates on the wall also changes, further improved the interesting of lamp.
Owner:ANHUI XINXIN SEMICON TECH CO LTD

A machine for the mass production of door posts

This invention provides a mass production machining device for door pillars, belonging to the field of door pillar mass production machining technology. It includes a base, with mounting brackets mounted on the top of the base. The mounting brackets have equidistant first limiting grooves and equidistant mounting grooves on their tops. Four mounting brackets are equidistantly arranged on the base, and one mounting bracket located on one side edge of the base has equidistant first limiting blocks on its top. This invention, by setting up an auxiliary positioning mechanism and a limiting and fixing mechanism, allows the eight first sliding grooves to be quickly positioned to the machining position on the top of the base in one go, avoiding multiple alignment adjustments and improving positioning efficiency. Furthermore, the limiting and fixing mechanism further limits and fixes the transported profile body, ensuring that the profile body remains stable, does not shift, and does not shake during processing, ensuring consistent processing benchmarks.
Owner:CHENGDU BENSHENG RAILCAR EQUIP CO LTD

An aircraft part machining positioning device

ActiveCN224587550Uprecise positioningPrecise processing
This utility model relates to the field of aircraft parts processing technology, specifically to an aircraft parts processing positioning device, comprising: a worktable, a groove formed on the upper outer wall of the worktable, a slider slidably connected to one side of the inner wall of the groove, a connecting groove formed on both outer walls of the slider, a toothed block fixedly connected to the lower outer wall of the slider, a gear movably connected to the lower end of the slider, a connecting member movably connected to one side of the outer wall of the gear, a connecting block movably connected to the outer wall of the connecting member away from the gear, a second cylinder connected to the lower end of the connecting block, and a limit rod movably connected to one side of the inner wall of the gear. This utility model solves the problems of existing aircraft parts processing positioning devices having simple structure, single positioning method, lack of flexible adjustment mechanism, inability to adapt to different shapes and specifications of aircraft parts, and poor versatility.
Owner:SUZHOU HENGKAI MACHINERY

Flexible clamping tool for welding truck frame and welding work station

The invention provides a flexible clamping tool for carrier frame welding and a welding workstation, and belongs to the technical field of automatic welding, the flexible clamping tool comprises a bottom fixing frame, a turntable assembly, a main frame clamping assembly, a cross brace bracket assembly, a cross brace clamping assembly and a vertical frame supporting assembly; the rotary disc assemblies are symmetrically arranged at the top of the bottom fixing frame and can automatically rotate, the main frame clamping assembly achieves adaptive clamping of main frames with different intervals through a synchronous sliding mechanism of an inner clamping block and an outer clamping sliding base, and the cross brace bracket assembly adapts to cross brace positioning between the main frames with different lengths through translation adjustment of an adjustable supporting plate and a length adjusting backer. The transverse support clamping assembly and a transverse support clamping block can clamp a transverse support through an overturning frame, and the vertical frame supporting assembly synchronously drives a side column to reinforce the transverse support and ejects out a supporting block to support and limit a vertical frame through cooperation of an active inclined block and an inclined face of a passive inclined block during translation. Accurate positioning of main frames, cross braces and vertical frames of frames of different specifications is achieved, and clamping flexibility and welding precision are remarkably improved.
Owner:ZHONGLI INTELLIGENT EQUIP (HEBEI) CO LTD

Deburring machine tool for metal processing

The utility model relates to the technical field of metal processing, in particular to a metal processing deburring machine tool which comprises a main body, a part moving clamping assembly is fixedly connected to the top of the main body, and a lifting translation assembly is arranged on the side face of the main body. The motor is used for driving the lead screw to rotate, so that the threaded block drives a part clamped at the top of the machining table board to move, high-precision position control can be achieved through the lead screw transmission mode, and the machining precision is improved through the precise thread pitch design and the high-precision lead screw manufacturing process. The position precision of a part in the moving process can be guaranteed, large thrust and large pulling force can be borne through the hydraulic cylinder, a heavy grinding mechanism can be stably moved and positioned, it can be guaranteed that the lifting position of the grinding mechanism is accurate, and the stability of the grinding process and the surface quality of the part can be guaranteed; and meanwhile, proper stroke and thrust of the hydraulic cylinder can be selected according to the size and the shape of the part.
Owner:因为(上海)科技有限公司

A CNC drilling fixture

This utility model discloses a CNC machining drilling fixture, comprising: a mounting base, characterized in that a motor is fixedly connected to the bottom of the mounting base, a connecting column is fixedly connected to the output end of the motor, a gear is fixedly connected to the lower end of the connecting column, a rack is meshed on the left side of the gear, a clamping plate is fixedly connected to the upper end of the rack, a rack is meshed on the right side of the gear, a clamping plate is fixedly connected to the upper surface of the rack, and rubber pads are fixedly connected to the clamping surfaces of both the clamping plate and the clamping plate. By setting a gear and rack structure at the bottom of the device, relative movement of the clamping plates is achieved, and rubber pads are provided on the clamping surfaces of the clamping plates. This allows for stable centering and clamping of the parts to be drilled, and minimizes wear on the parts during the drilling process.
Owner:SHENZHEN JINKANGLIN TECH CO LTD

A hanging basket platform for building curtain wall construction

The application relates to the technical field of hanging basket platforms for building curtain wall construction, and discloses a hanging basket platform for building curtain wall construction, which comprises a lifting basket and a sliding rail, the sliding rail is arranged on one side of the lifting basket facing the building, a movable door frame is slidingly connected to the sliding rail, a sliding table is slidingly connected to the movable door frame, a driving piece is arranged between the movable door frame and the sliding table, the driving piece drives the sliding table to move up and down, the sliding table is pivotally connected with a connecting table through a diagonal brace, a second telescopic rod is arranged between the sliding table and the connecting table, the second telescopic rod can be telescopically adjusted to adjust the angle of the diagonal brace, and the connecting table is detachably connected with a sucking disc assembly capable of sucking the curtain wall. The hanging basket platform for building curtain wall construction realizes the precise spatial positioning of the curtain wall by replacing manpower with the movement of the diagonal brace and the sliding table, and utilizes the active control technology based on pressure feedback, so that the system can continuously apply stable pressing force to the curtain wall when the hanging basket shakes, thereby realizing the mechanization, precision and intrinsic safety of the curtain wall installation.
Owner:福建建工集团有限责任公司

Plastic uptake tray box convenient to transport

The utility model relates to the technical field of blister tray boxes, in particular to a blister tray box convenient to transport, which comprises a base plate, a sealing plate is movably mounted at the upper end of the base plate, and a rotating mechanism is arranged between the sealing plate and the base plate. A plurality of sleeves are fixed to the bottom end of the base plate in the circumferential direction in an equal-radian mode, and a sleeve groove is formed between each sleeve and the base plate. And a positioning mechanism is arranged at the upper end of the chassis and the outer side of the sealing disc. According to the utility model, the guide head is rotatably sleeved and matched with the guide groove, and the convex point on the outer side of the sealing disc is positioned and matched with the groove on the annular flange, so that stable rotation and accurate positioning of the cover body are realized, the problem that the cover body is deformed and expanded due to non-uniform stress of a traditional clamping structure is solved, and the sealing reliability is obviously improved.
Owner:SUZHOU SHENGWEINUO NEW MATERIAL TECH CO LTD

Method and device for determining point cloud map, equipment and storage medium

The invention discloses a point cloud map determination method and device, equipment and a storage medium, and relates to the technical field of computers. The method comprises the following steps: acquiring point cloud data, inertial measurement data and GNSS data; based on the point cloud data and the inertial measurement data, utilizing a laser mileage calculation method to obtain corrected point cloud data, first global pose data and relative pose data; determining second global pose data under the GNSS data coordinate system; based on the corrected point cloud data, the relative pose data and the second global pose data, constructing an initial factor graph to determine a relative pose constraint in the window and a relative pose constraint between the windows; determining a GNSS relative pose constraint based on the second global pose data and the GNSS data; and obtaining a target factor graph based on the initial factor graph, the GNSS data, the in-window relative pose constraint, the inter-window relative pose constraint and the GNSS relative pose constraint, and carrying out graph optimization processing on the target factor graph to obtain a point cloud map.
Owner:ZERON AUTOMOBILE TECHNOLOGY CO LTD

High-precision circular cutting device for wafer with iron ring

The utility model relates to the technical field of wafer processing, in particular to a high-precision circular cutting device for a wafer with an iron ring. According to the technical scheme, the device comprises an iron ring disc and a containing mechanism arranged at the top end of the iron ring disc, the containing mechanism comprises an iron ring fixed to the top end of the iron ring disc, a wafer disc is arranged on the inner wall of the iron ring, a wafer is arranged at the top end of the wafer disc, and a cutting mechanism is arranged on one side of the outer wall of the iron ring disc. The cutting mechanism comprises a fixed base arranged on one side of the iron ring disc. According to the high-precision circular cutting device for the wafer with the iron ring, the size deviation of wafer cutting can be small, the defects of burrs, edge breakage and the like on the edge of the wafer are effectively reduced, the stability and the reliability of the cutting process are ensured, the high-precision circular cutting device can adapt to wafers with different shapes, sizes and cutting requirements, the universality and the applicability of the device are improved, and the production cost is reduced. And diversified production requirements are met.
Owner:DOBEST SEMICON TECH (SUZHOU) CO LTD

Stably-connected aluminum electrolytic capacitor

The utility model belongs to the field of capacitor connection, particularly relates to an aluminum electrolytic capacitor with stable connection, and provides the following scheme aiming at the problems that the existing aluminum electrolytic capacitor cannot provide stable support during welding, so that the aluminum electrolytic capacitor is easy to shake or shift in the welding process, and insufficient welding and solder skips are caused. Positive and negative leads are symmetrically and electrically arranged at the bottom of the capacitor body; the capacitor body is provided with a supporting assembly, the supporting assembly is used for fixing and supporting the installed capacitor body, the supporting assembly is further provided with a fixing assembly, and the fixing assembly is used for fixing the position of the capacitor body to facilitate welding. Through combination of the supporting assembly and the fixing assembly, stable supporting and accurate positioning can be provided for the capacitor body in the welding process, continuous protection can be provided for the capacitor body after welding, and the welding quality and the operation efficiency are remarkably improved.
Owner:SHENZHEN YUGUANG ELECTRONICS CO LTD

Gantry lifting mechanism for immersion type electrophoresis cell

The utility model discloses a gantry lifting mechanism for an immersion type electrophoresis pool, which relates to the technical field of electrophoresis production lines and comprises a connecting plate, a positioning plate and a lifting seat, and a dismounting positioning mechanism is arranged at the joint of the positioning plate and the lifting seat and used for quickly dismounting the positioning plate and the lifting seat. According to the gantry lifting mechanism for the immersion type electrophoresis pool, through the clamping design of the I-shaped butt joint blocks and the butt joint grooves, a stable embedding relation is formed, transverse displacement in the lifting process is effectively avoided, the stability of the overall structure is guaranteed, the stability of the whole structure is improved, and the service life of the gantry lifting mechanism is prolonged. In cooperation with a first screw with reverse threads and a limiting rod structure in the disassembly and assembly positioning mechanism, synchronous opening and closing of a clamping plate can be achieved by rotating the screw, disassembly and assembly of a positioning plate and a lifting base are rapidly completed, operation is convenient and efficient, the convenience of adaptive replacement of the clamping unit is greatly reduced, and the production flexibility and efficiency are improved.
Owner:DONGGUAN YONGXIN IND CO LTD

Quick mounting mechanism for solid water energy sheet measuring device

The utility model discloses a rapid installation mechanism for a solid water energy sheet measuring device, and relates to the technical field of medical radiation, and the rapid installation mechanism comprises a substrate connected with a therapeutic apparatus head, guide plates fixed at two sides of the substrate, and a clamping plate sliding between the two guide plates, and two sides of the clamping plate are provided with adjusting parts. The adjusting part comprises a first screw rod rotationally arranged at one end of the clamping plate and a second screw rod rotationally connected to the other end of the clamping plate, a linkage assembly is arranged between the first screw rod and the second screw rod, and the first screw rod and the second screw rod are both in threaded connection to the side wall of the guide plate. The problem that a plurality of screws need to be manually and synchronously rotated when existing solid water is clamped, high-precision synchronous positioning and clamping are difficult to achieve, and the test result is inaccurate is solved.
Owner:SHANGHAI AIPUQIANG PARTICLE EQUIP

A personnel non-inductive positioning method and system based on contour-posture gait analysis

The present application relates to the technical field of biometric identification, and in particular to a personnel non-sensing positioning method and system based on contour-posture gait analysis. The personnel non-sensing positioning method based on contour-posture gait analysis comprises the following steps: step S1, performing pedestrian detection and multi-target tracking based on the collected video sequence to generate a time-continuous pedestrian trajectory video sequence; step S2, constructing a contour-posture dual-modal gait feature model based on the time-continuous pedestrian trajectory video sequence to generate a dual-modal gait feature representation of the pedestrian; step S3, performing similarity matching based on the dual-modal gait features of different pedestrians in the contour-posture dual-modal gait feature model to realize personnel identity recognition and re-identification; and combining the spatial position information of the identified personnel to reconstruct the continuous motion trajectory to realize non-sensing positioning.
Owner:HUANENG POWER INT INC +1

Trunk body wound protection cover structure for trunk cutting transplantation of red beans

The utility model relates to the technical field of protection cover structures, in particular to a trunk body wound protection cover structure for trunk cutting transplantation of red beans. According to the technical scheme, the device comprises a protective sleeve head used for being connected to a trunk wound in a sleeving mode, and a sleeve is arranged at one end of the protective sleeve head in a communicating mode; one end of the sleeve is communicated with a lantern ring, one end of the lantern ring is fixedly connected with a plurality of connecting belts, and one end of each connecting belt is fixedly connected with a fixing cylinder; and the limiting assembly is arranged between the fixing cylinders and used for positioning the protective sleeve head. The red bean stem body wound dressing can stably position and tightly wrap a red bean stem body wound, the tedious steps of wound dressing are reduced, the protective layer is effectively prevented from falling off, a stable protection environment is provided for the wound, the wound healing speed is increased, and the dressing efficiency is improved.
Owner:GUIZHOU ACAD OF FORESTRY SCI

A tile grout sealing device

This utility model relates to the field of tile grouting construction technology and discloses a tile grouting device. A moving component drives a support base to move along a base groove. Combined with the spring force of a clamping component, the clamping block and the fixing clamp work together to secure the storage tank, achieving stable movement and positioning of the storage tank. The push rod of the pushing component rotates, driving the pushing rod and the extrusion head to slide inside the storage tank via a connecting rod, squeezing the material out of the discharge pipe and precisely injecting it into the tile gaps, completing the quantitative delivery and filling of the grouting material. An external component's pressure ball assists in pressing the grout lines, and the storage box stores the tools. All components work together to improve the stability, accuracy, and convenience of the grouting operation, achieving efficient completion of tile grouting.
Owner:CHINA CONSTR FIFTH ENG DIV CORP LTD

A reduction device for long bone comminuted fracture surgery

The application discloses a reduction device for long bone comminuted fracture operation, and relates to the technical field of medical devices. The device comprises a middle segment positioning mechanism and two groups of two-side segment positioning mechanisms symmetrically arranged. The middle segment positioning mechanism comprises a positioning tube provided with a wedge-shaped convex rib; the two-side segment positioning mechanism comprises a frame body, an inner movable block capable of adjusting the position in the axial direction and an outer flexible sheet, and realizes fine adjustment of the position through a lead screw and a bevel gear transmission group. The proximal ends of the two groups of frame bodies are designed in a step-shaped overlapping mode and are jointly sleeved outside the positioning tube. Through a one-way meshing structure formed by a rack in the mounting block and the wedge-shaped convex rib, and by using matched guide inclined surfaces and limiting stop surfaces, the two groups of frame bodies are realized to slide inwardly and be automatically locked. The application realizes the logic of central anchoring and two-side butt, ensures the tightness and in-operation stability of the joint between the side bone block and the middle bone block, supports vertical sliding and separation, and greatly facilitates post-operation removal.
Owner:HUANENG YARLUNG TSANGPO RIVER HYDROPOWER DEV INVESTMENT CO LTD +1

Laser marking fixing device

The utility model discloses a laser marking fixing device which comprises a bottom plate, the top of the bottom plate is connected with a fixing base through a detachable fixing piece, a cavity is formed in the upper portion of the fixing base, a plurality of sets of round holes are formed in the bottom of the fixing base and arranged along the height of the fixing base, and the round holes are arranged in a rectangular array mode. By means of the arrangement of the positioning rods, workpieces are placed on the tops of the multiple sets of positioning rods, certain acting force is applied downwards at the same time, then the positioning rods making contact with the surfaces of the workpieces are inserted into the inner cavities of the round holes downwards, and the workpieces are placed on the inner cavities of the round holes. And meanwhile, the grooves matched with the workpieces are formed in the tops of the multiple sets of positioning rods, so that the special-shaped workpieces can be fixed, and the applicability of the device is improved.
Owner:TIANJIN CHUANGYING KAIJIN NEW MATERIAL TECH CO LTD

Six-dimensional force measuring platform calibration equipment

ActiveCN224122095UReduce the impact of loading accuracyHigh loading accuracyMeasurement of force componentsForce/torque/work measurement apparatus calibration/testingFriction forcePulley
The utility model relates to the technical field of force measuring platforms, in particular to six-dimensional force measuring platform calibration equipment, which comprises a frame, a normal loading frame, a lateral loading frame and a force measuring platform clamp, and is characterized in that the normal loading frame is positioned at the upper part of the six-dimensional force measuring platform calibration equipment and is used for realizing calibration of normal force; the lateral loading frame is located on the left side of the six-dimensional force measuring platform calibration device and used for achieving calibration of lateral force, the force measuring platform is fixedly clamped on the force measuring platform clamp, and the top of the force measuring platform is fixedly connected with the normal loading frame through the normal loading clamp. According to the six-dimensional force measuring platform calibration equipment, the influence of the friction force of the pulleys on the loading precision is reduced. The normal loading frame can realize calibration of normal force, and the two lateral loading frames are respectively used for horizontal X-direction and Y-direction force transmission and are matched with a plurality of standard sensors to carry out loading at different positions, so that the actual stress condition can be more accurately simulated, the calibration precision of six-dimensional force is effectively improved, and the requirements of various industries on high-precision measurement can be met.
Owner:NANJING SHUZHI MICRO-SENSING TECH CO LTD

Railway power distribution network fault information automatic diagnosis and positioning method and system

The application discloses a railway power distribution network fault information automatic diagnosis and positioning method and system, belongs to the technical field of power distribution fault diagnosis and positioning, and comprises the following steps: generating an auxiliary classification generative adversarial network, obtaining a standardized training data set balanced in categories and performing preprocessing; mapping the preprocessed data in the standardized training data set into a snowflake-shaped SDP image in a two-dimensional polar coordinate system, inputting the SDP image into a fault diagnosis model based on a deep convolutional neural network, and outputting a fault section and a preliminary fault distance; constructing a physical circuit model of a railway power distribution network distribution parameter, and calculating a theoretical simulation voltage and a simulation current by using a transmission line equation; starting iteration correction based on the Pearson correlation coefficient of each data, and outputting a diagnosis result. Through the fusion of data enhancement, feature transformation, intelligent diagnosis, physical inversion checking and topological adaptive adjustment, the application realizes high-precision, high-reliability and self-adaptive fault information automatic diagnosis and positioning.
Owner:INNER MONGOLIA UNIV OF SCI & TECH

Automobile chassis part rubber sleeve assembly tool

The utility model discloses an automobile chassis part rubber sleeve assembling tool, and belongs to the field of automobile part assembling tools, the automobile chassis part rubber sleeve assembling tool comprises a bottom plate, a product supporting seat, a movable block and a power part are sequentially arranged on the bottom plate, the movable block is connected with the power part, and the power part works to drive the movable block to get close to or get away from the product supporting seat; a mounting reference surface is arranged on the product supporting seat, a check block is arranged on the side, away from the movable block, of the mounting reference surface, a first notch is formed in the middle of the check block, the first notch penetrates through one side face of the check block, the movable block comprises an acting part, the acting part and the check block are oppositely arranged, and a second notch is formed in the middle of the acting part; the second notch penetrates through one side face of the acting part, the rubber sleeve is placed on the installation datum plane, and a chassis part is inserted through the first notch and the second notch. The power part is designed to assist assembly, and the efficiency of assembling the rubber sleeve is improved.
Owner:NINGBO WOTE AUTO PARTS

Flexible-adjustment adaptive steel member assembling jig frame

ActiveCN121870661AEasy to blockRealize the function of clamping and positioningWork holdersBuilding material handlingHeight differenceMechanical engineering
The invention discloses a flexibly-adjusted adaptive steel member assembling jig frame, and particularly relates to the technical field of building engineering construction, the flexibly-adjusted adaptive steel member assembling jig frame comprises a reinforcing plate, supporting assemblies are arranged on the two sides of the top of the reinforcing plate, and each supporting assembly comprises a first deflection supporting plate arranged on one side of the top of the reinforcing plate; and a second deflection supporting plate with an adjustable angle is arranged at one end of the first deflection supporting plate. Through deflection adjustment of all the adaptive adjusting rods, the steel component assembling device can adapt to different steel components, it can be ensured that the height difference of all parts in the assembling process conforms to a drawing, adjustment and correction work in the assembling process can be reduced, and the assembling efficiency is improved; when the vertical rod deflects, the traction rod can drive the tripod to deflect along the joint of the tripod and the reinforcing inclined rod, and then the angle of the first deflection supporting plate and the angle of the second deflection supporting plate can be changed so as to adapt to the shapes and sizes of different steel members, meet the splicing requirements of the different steel members and provide stable and accurate supporting and positioning.
Owner:SHANXI STEEL STRUCTURE TECHNOLOGY CO LTD +3