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33 results about "Procedure error" patented technology

Linkage production line control method applied to intake manifold accessory installation

The invention provides a linkage production line control method applied to intake manifold accessory installation. A production line sequentially comprises an air tightness initial inspection device used for detecting whether welding is qualified or not, a cold insertion device used for pressing stop collars, a nut embedment device used for pressing copper nuts, a tool device used for installing accessories such as an intake manifold actuator and a solenoid valve, and an air tightness final inspection device used for detecting whether overall welding and accessory installation are qualified or not. According to the linkage production line control method applied to intake manifold accessory installation, before the devices operate, product number retrieval is carried out through a database system, whether missing installation or error installation exist or not is judged according to retrieval information, then, a whether a system meets operation conditions or not is judged, the working procedure error and the part missing installation error are avoided, the reject ratio of products is reduced, and production efficiency is improved; production and processing quality of each product can be tracked in the whole process through a two-dimension code technology, and therefore machining quality is improved; in addition, a client can carry out product quality tracing through two-dimension code scanning or database information retrieval.
Owner:QINGDAO HUATAO AUTOMOBILE MOLD

Blade machining process error prediction method based on extended error flow

The invention discloses a blade machining process error prediction method based on extended error flow. The method is used for solving the technical problem that only geometric error sources are considered when multi-procedure rigid body part assembling or machining processes are adopted as the study object according to an existing error flow method. According to the technical scheme, the method comprises the steps that a model drive is adopted for conducting process monitoring, errors generated by a geometric positioning error source and errors generated by a force-carrying deformation error source are timely predicted, an error coupling and a transmission mechanism are studied, and a machining process error coupling modeling scheme is designed; infinitesimal division is conducted on a blade part through a grid division thought, and deformation analyses are converted to coordinate transformation of an infinitesimal coordinate system; a multi-source and multi-procedure error coupling model based on the extended error flow is built, and a composition error prediction model based on the error coupling model is given on this basis. According to the blade machining process error prediction method based on the extended error flow, working personnel can be helped to timely find manufacturing defects of the blade and correct and adjust the blade, reworking times are reduced and machining quality and efficiency are improved.
Owner:NORTHWESTERN POLYTECHNICAL UNIV

Pump body shell production line

The invention discloses a pump body shell production line. The pump body shell production line comprises the production procedures of shape milling and grinding, stepped hole boring and milling, bearing hole machining, water mouth lathing, overflow hole drilling, installation hole drilling, bolt platform drilling and milling and water seal platform finish lathing and further comprises a material feeding line, a chain plate line and a transfer robot, wherein the shape milling and grinding further comprises milling and grinding detection, and the stepped hole boring and milling are performed through delivery of the material feeding line after the milling and grinding detection; and between the stepped hole boring and milling and the material feeding line, a first module actuator performs detection with a detection device, and meanwhile, pump body shells are transferred. By means of the pump body shell production line, automation machining production of the pump body shells is realized, meanwhile, automatic detection can be performed, and staying between working procedures and working procedure errors appearing in working procedure transfer connection are avoided; and by means of programmed operations, the uncertainty of manual operations is reduced, meanwhile, the efficiency is improved, high-quality operations and detection are realized, and the market competitiveness is improved.
Owner:深圳市祁科作物科技有限公司

Automatic generation method and device for compressor control system

The invention relates to the field of compressor control, and discloses an automatic generation method and device for a compressor control system. The method includes the steps that measured point table data of a compressor unit are acquired and recognized; a measured point information base is generated according to the measured point table data, whether the measured point table data are correct and available or not is checked, and otherwise the measured point table data are modified; a graphical interface is configured, the measured point information base serves as a data source to be bound with the control function of the compressor unit, and compressor performance parameters and control parameters are configured; according to the configuration, reserved port variables are written into a PLC template program through PLC data drive, and thus control logic is generated; and according to the configuration, numerical value display in an SCADA picture template is bound with the animation, so that a human-computer interface is generated. The automatic generation method and device for the compressor control system can be applied to various platforms, time and labor are saved, the program error rate is lowered, the development period is shortened, working efficiency is greatly improved, and field service difficulty is lowered.
Owner:SHENYANG BLOWER WORKS GRP AUTOMATIC CONTROL SYST ENG

Intelligent power distribution terminal communication weak coupling modularized system and method

The invention discloses an intelligent power distribution terminal communication weak coupling modularized system and method. The system comprises that: different types of protocol programs are integrated in a protocol dynamic library; a communication management main system provides an interface for loading the protocol programs in the protocol dynamic library; the communication management main system starts independent threads according to the loaded protocol programs, binds the threads with the loaded protocol programs, organizes data into the data types demanded by protocols and transmits to various different protocols; and the protocol dynamic library processes the messages issued by the communication management main system or submitted by a client, obtains useful data information, stores in corresponding caches and issues or submits to other application programs according to standard protocol types and packaging formats in the protocols. The system and the method of the invention has the advantages that the program modularization is high; the functions of each module are mutually independent; the portability and expansibility of the programs are good; starting and stopping of the protocol library can be controlled freely; the system cost is low; and the errors of the protocol programs can be positioned more accurately.
Owner:SHANDONG LUNENG SOFTWARE TECH

Method for processing machine elements and device thereof

The invention relates to a method for processing machine elements. The method comprises: processing a workpiece by alternating two clamping components; and keeping the workpiece move along the same straight line during the process of alternating clamping the workpiece by one clamping component into clamping the workpiece by the other clamping component. Fixtures for realizing the method comprise a first chuck and a second chuck, wherein the first chuck rotates along a C shaft, and the second chuck can rotate along a C2 shaft; shaft axis of the C shaft and the C2 shaft are in the same straight line; the C shaft and the C2 shaft rotate at the same speed and along the same direction; and the C2 shaft moves forward and backward along the shaft axes thereof, and a clamping unit is arranged on processing equipment. By utilizing the primary clamping technology, the invention can continuously finish multiple cutting procedures of the machine elements, and all the process segments of element production from a semifinished product to a finished product can be finished by the device provided by the invention, thereby shortening production cycle of products; and simultaneously, primary clamping can also completely avoid the influence of personal factors during the production, and fundamentally overcomes the accumulation of aligning and positioning errors and working procedure errors, thereby remarkably improving the processing accuracy.
Owner:昆山华恒机器人有限公司

Program error information identification method and device, equipment and medium

The invention discloses a program error information identification method and device, equipment and a medium, and the method comprises the steps: testing a to-be-tested program according to a test case, judging whether error information appears or not, and if the error information appears, obtaining execution feature information from an execution discipline of the test case and a to-be-tested application program, historical test information corresponding to the to-be-tested program is obtained, execution difference feature information between the historical test information and the execution feature information is extracted, correlation analysis is conducted on the error reporting information and the execution difference feature information according to a correlation analysis model, and if correlation exists, code difference information corresponding to the execution difference feature information is obtained and fed back to the user terminal. The method belongs to the technical field of intelligent decision making, the error information and the execution difference feature information can be subjected to correlation analysis to obtain whether correlation exists between code differences of the error information or not, the program error information can be rapidly recognized, and therefore the specific position of a program code causing the error information is rapidly determined.
Owner:WEIKUN (SHANGHAI) TECH SERVICE CO LTD
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