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34results about How to "Focus well" patented technology

Laser path of laser welding point, and laser welding method

ActiveCN108356414AStrong pullControllable stacking timesLaser beam welding apparatusShielding gasLaser scanning
The invention discloses a laser path of a laser welding point, and a laser welding method. The laser welding method comprises the steps of fixing a product to be welded onto a two-dimensional platformthrough a fixture, utilizing a pulse laser for scanning welding a welding point in a welding area of the product to be welded, and dividing a laser scanned path graph of the welding point into threesegments, wherein the first segment is a straight-line segment or a curved segment, the second segment is formed by multiple reciprocating disjoint straight-line segments or curved segments, startingpoints of each two adjacent straight-line segments or curved segments are connected through a transition segment, the third segment is a straight-line segment or a curved segment, and the first segment, the second segment and the third segment are sequentially connected; and crossing the straight-line segments or the curved segments of the first segment and the second segment, crossing the straight-line segments or the curved segments of the third segment and the second segment, and during a laser scanning welding process, blowing a protection gas to the welding point. According to a speciallyedited point-shaped welding graph, a thin slice is welded through a single-pulse superposition track manner, multiple small molten pools are formed in the thin slice material, and the welding point with a large tensile force is obtained.
Owner:WUHAN LINGYUN PHOTOELECTRONICS SYST

Digital resource income distribution method and storage medium

InactiveCN108564297ANo need to worry about revenue acquisitionFocus wellOffice automationResourcesReference typeWorkload
The invention relates to a digital resource income distribution method and a storage medium. The digital resource income distribution method comprises the following steps: quantifying the complexitiesof referencable digital resources to obtain the workload of the referencable digital resources; judging reference types between works digital resources and material digital resources and calculatingthe resource contribution amount of the material digital resources in the works digital resources according to the different reference types; starting with the works digital resources, calculating theworkload of reference resources at a next level and obtaining the contribution amount of the works digital resources after the workload of all the reference resources at the next level is deducted; implementing the step for all the reference resources at the next level of the works digital resources, deducting the workload of the reference resources at the next level from the self workload to obtain the contribution amount of the self reference resources till no reference relationship at a next level exists and taking the workload of the digital resources without the reference relationship asthe contribution amount of the digital resources; distributing incomes according to the contribution amount of the digital resources. The problem of income distribution among different designers in aloose but free cooperative creation relationship is solved.
Owner:中锐海沃水利技术(福建)有限公司

Intellectual property broker service method and device and server

The invention discloses an intellectual property broker service method and device and a server. The intellectual property broker service method comprises the steps that first user information requesting usage of an intellectual property broker service is received; if the first user information meets the condition of providing the intellectual property broker service, an intellectual property broker service interface used for providing the intellectual property broker service for a second user is provided for the first user; an intellectual property service type of the intellectual property broker service is provided for the second user at the intellectual property broker service interface; if an intellectual property service condition in the intellectual property broker service interface is met, business handling information instead of the service of the second user is received; and the intellectual property service is provided for the second user through the business handling information. Through the intellectual property broker service method and device and the server, the technical problems that the intellectual property broker service is low in selling capacity, service resources are not uniform, and knowledge information is non-transparent are solved.
Owner:北京知果科技有限公司

Unified authentication and authorization method based on OAuth2 protocol

The invention relates to the technical field of computers, in particular to a unified authentication and authorization method based on an OAuth2 protocol. The method comprises the following steps that: an OAuth2.0 protocol is integrated based on a Spring secure open source framework, and an authorization server is generated; extended authorization models are created in the authorization server, and corresponding resource access permission marks are created; then extended access filters corresponding to the extended authorization models are created; a model based on role access control is created in the authorization server; when a user accesses system resources, the authorization server filters through the extended access filters to obtain corresponding extended authorization models, and performs authorization authentication according to the corresponding extended authorization models; if the corresponding extended authorization models are not obtained through filtering, authorization authentication is carried out through the model based on role access control; and after the user passes authorization authentication, the authorization server allows the user to access the corresponding system resources. According to the authentication and authorization method, unified authentication and authorization can be provided for an internal user, an external user and a third-party application of the system.
Owner:重庆忽米网络科技有限公司

Laser path and laser welding method of a laser welding point

ActiveCN108356414BStrong pullControllable stacking timesLaser beam welding apparatusShielding gasLaser scanning
The invention discloses a laser path of a laser welding point, and a laser welding method. The laser welding method comprises the steps of fixing a product to be welded onto a two-dimensional platformthrough a fixture, utilizing a pulse laser for scanning welding a welding point in a welding area of the product to be welded, and dividing a laser scanned path graph of the welding point into threesegments, wherein the first segment is a straight-line segment or a curved segment, the second segment is formed by multiple reciprocating disjoint straight-line segments or curved segments, startingpoints of each two adjacent straight-line segments or curved segments are connected through a transition segment, the third segment is a straight-line segment or a curved segment, and the first segment, the second segment and the third segment are sequentially connected; and crossing the straight-line segments or the curved segments of the first segment and the second segment, crossing the straight-line segments or the curved segments of the third segment and the second segment, and during a laser scanning welding process, blowing a protection gas to the welding point. According to a speciallyedited point-shaped welding graph, a thin slice is welded through a single-pulse superposition track manner, multiple small molten pools are formed in the thin slice material, and the welding point with a large tensile force is obtained.
Owner:WUHAN LINGYUN PHOTOELECTRONICS SYST

Cloud drawing-based large-sized three-dimensional scene multi-person collaborative creation method

The invention discloses a cloud drawing-based large-sized three-dimensional scene multi-person collaborative creation method, which relates to the field of three-dimensional visual scene creation and edition. The method comprises the following two major modules, i.e., a server and a client, wherein the server is an assembly consisting of a plurality of computers; the host in the assembly is divided into a scheduling host and a drawing host; the scheduling host is responsible for solving the problems of synchronization and mutual exclusion produced by editing the same three-dimensional scene by a plurality of users and distributing a drawing task to the drawing host; the drawing host is used for drawing a scene into an image according to visual angles of the users and transmitting to the corresponding client host; and the client host is used for providing an operation interface for three-dimensional scene creation. According to the method, combination of creation results of all the users is creatively and automatically finished at the server, and help can be provided for the users to observe the creation results of all the users in real time during creation; and the method has positive significance to multi-person collaborative creation of a super-large-sized scene.
Owner:UNIV OF ELECTRONICS SCI & TECH OF CHINA

A coloring method and device based on metal material surface coloring technology

ActiveCN109652786BAchieving Controlled OxidationAccurate control of oxidation rateChemical vapor deposition coatingMetallic materialsTitanium alloy
The invention discloses a coloring method and device based on the surface coloring technology of the metal material. According to the oxidability characteristic of the to-be-processed material, the material to be processed is heated through the low-power laser, the auxiliary oxidizing gas is used as an oxidizing agent, rapid controllable oxidation reaction of a to-be-processed region material andan oxidizing agent can be achieved by utilizing instant high temperature generated by low-power nanosecond pulse laser, the laser enables the surface of the material to be subjected to controllable oxidation, so that a transparent or semitransparent oxide layer thin film can be generated; and according to the photochemical effect and the thin film interference effect, different colors can be displayed on the surface of the processed material due to the fact that different laser parameters are selected. By means of the method and device based on the surface coloring technology of the metal material, coloring processing of the surfaces of materials such as titanium alloys or the surfaces of jewelry can be realized, the effect of protecting the internal metal is achieved, and the wear resistance and the corrosion resistance of metal or jewelry can be improved.
Owner:NANJING UNIV OF AERONAUTICS & ASTRONAUTICS

A process method for aligning shafts using laser cladding technology

A technological method for straightening a shaft by a laser cladding technology includes 1), detecting a bent portion and a bent direction of a shaft part; 2), machining a cladding groove at a high point of the bent position of the shaft or a machinable high point of the shaft; (3), straightening the cladding groove by means of laser cladding; 4), removing residual stress on the surface which is subjected to laser cladding after the shaft part is thoroughly cooled; 5), detecting a jumping value of the shaft again to determine whether the shaft needs to be subjected to laser cladding again or not; and 6), machining and polishing the surface which is subjected to laser cladding to guarantee the precision of the shaft after the shaft is repaired. The technological method has the advantages that contact machining is omitted, abrasion of tools is prevented, laser beams can be guided and focused easily and are high in energy density, the machining speed is high, a heat affected zone is small, follow-up machining workload is low, the method can be used with a numerical control system easily to realize automation, and particularly, the shortcoming that deformation of a shaft cannot be precisely controlled by means of changing technological parameters to straighten the shaft by laser in the prior art is overcome.
Owner:SHENYANG DALU LASER TECH

All-optical fiber input-output-interface monochromator

The invention provides an all-optical fiber input-output-interface monochromator. The all-optical fiber input-output-interface monochromator includes the following components of: an input optical fiber used for inputting incident light, a high-pass linear variable filter which is used for reflecting short-wave light beams in the incident light, the wavelength of the short-wave light beams being shorter than selected wavelength; a low-pass linear variable filter which is used for reflecting long-wave light beams in the incident light, the wavelength of the long-wave light beams is longer than the selected wavelength; a first optical focusing element which is located in a light path and focuses the incident light; a second optical focusing element which is located in the light path and focuses light beams which pass through the low-pass linear variable filter or high-pass linear variable filter; an optical reflecting and focusing element assembly which is used for reflecting and focusing light beams which pass through the high-pass variable filter and the low-pass linear variable filter; a linear variable filter control system which is used for controlling the movement of the high-pass variable filter and the low-pass linear variable filter so as to make the linear variable filters located at specified positions and realize monochromatic filtering; and an output optical fiber which is used for outputting long-wave, short-wave and narrowband monochromatic light.
Owner:江苏鲲鹏未来光学有限公司

A monochromator with an all-fiber input and output interface

The invention provides an all-optical fiber input-output-interface monochromator. The all-optical fiber input-output-interface monochromator includes the following components of: an input optical fiber used for inputting incident light, a high-pass linear variable filter which is used for reflecting short-wave light beams in the incident light, the wavelength of the short-wave light beams being shorter than selected wavelength; a low-pass linear variable filter which is used for reflecting long-wave light beams in the incident light, the wavelength of the long-wave light beams is longer than the selected wavelength; a first optical focusing element which is located in a light path and focuses the incident light; a second optical focusing element which is located in the light path and focuses light beams which pass through the low-pass linear variable filter or high-pass linear variable filter; an optical reflecting and focusing element assembly which is used for reflecting and focusing light beams which pass through the high-pass variable filter and the low-pass linear variable filter; a linear variable filter control system which is used for controlling the movement of the high-pass variable filter and the low-pass linear variable filter so as to make the linear variable filters located at specified positions and realize monochromatic filtering; and an output optical fiber which is used for outputting long-wave, short-wave and narrowband monochromatic light.
Owner:江苏鲲鹏未来光学有限公司

Warehousing system for stereoscopic warehouse

The warehousing system for the stereoscopic warehouse comprises a warehousing frame, the warehousing frame comprises a fixed vertical rod, two extension fixing pieces are fixedly connected to the side face of the fixed vertical rod, and U-shaped bearing pieces are fixedly connected to the extension fixing pieces; the length of the suspended suspension wire released from the suspended mechanism can be limited through the height limiting mechanism, the length of the suspended suspension wire released from the suspended mechanism is matched with the distance between the upper layer track and the lower layer track, the applicability can be improved, resistance can be provided for the height limiting mechanism through the damping mechanism, then resistance is provided for releasing of the suspended suspension wire, and the service life of the suspended suspension wire is prolonged. The suspended suspension wire is slowly released, then the shuttle vehicle is controlled to slowly move downwards, the shuttle vehicle can slowly descend on the lower layer track, the track transfer action from top to bottom is completed, dependence on a stacking machine is reduced, the shuttle vehicle and the stacking machine can better concentrate on own work, the goods storing and taking efficiency can be improved, time and labor are saved, and the labor intensity is lowered. And the practicability of the warehousing system for the stereoscopic warehouse is improved.
Owner:郑仕群
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