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CN-121979099-A - Automatic deviation rectifying and regulating method and device for hydraulic pipe bender for metal processing

CN121979099ACN 121979099 ACN121979099 ACN 121979099ACN-121979099-A

Abstract

The invention discloses an automatic deviation rectifying and regulating method and device for a hydraulic pipe bender for metal processing, and relates to the technical field of metal processing. And acquiring a hydraulic pipe bending control database and target pipe processing characteristic information through a hydraulic pipe bender production system, and carrying out matching analysis to obtain a target pipe bending control parameter scheme. And (3) performing pipe processing control, wherein a control data processing module constructs a plurality of channels to perform offset recognition on the data flow to obtain bent pipe offset characteristic parameters, further performing deviation rectification analysis to obtain bent pipe deviation rectification control parameters, and performing automatic deviation rectification processing control on the target pipe by a deviation rectification adjusting mechanism. The technical problems that machining precision is difficult to guarantee and quality is unstable due to incapability of adapting to different pipe requirements in the existing hydraulic pipe bending machining are solved, and the technical effects of improving the machining precision and stability are achieved.

Inventors

  • WANG LI

Assignees

  • 南通市通利金属科技有限公司

Dates

Publication Date
20260505
Application Date
20251225

Claims (8)

  1. 1. The automatic deviation rectifying and controlling method for the hydraulic pipe bending machine for metal processing is characterized by comprising the following steps of: Acquiring a hydraulic automatic pipe bending machine for metal processing, wherein a sensor group, a control data processing module and a deviation rectifying and adjusting mechanism are arranged in the hydraulic automatic pipe bending machine for metal processing, and the sensor group comprises a position sensor, an angle sensor and a pressure sensor; acquiring a hydraulic pipe bending control database and processing characteristic information of a target pipe through a hydraulic pipe bending machine production system, and carrying out matching analysis and optimization based on the processing characteristic information and the hydraulic pipe bending control database to acquire a target pipe bending control parameter scheme; Performing pipe machining control based on the target bent pipe control parameter scheme, and simultaneously monitoring the pipe machining control process in real time through the sensor group to obtain a pipe machining state monitoring data stream; Constructing a data deviation analysis multi-channel by the control data processing module, and performing deviation recognition processing on the pipe processing state monitoring data flow based on the data deviation analysis multi-channel to obtain a bent pipe deviation characteristic parameter; and carrying out deviation rectifying analysis on the bent pipe deviation characteristic parameters to obtain bent pipe deviation rectifying control parameters, and carrying out automatic deviation rectifying processing control on the target pipe by the deviation rectifying and adjusting mechanism according to the bent pipe deviation rectifying control parameters.
  2. 2. The method for automatically rectifying and controlling the hydraulic pipe bender for metal processing according to claim 1, wherein the step of obtaining the target pipe bender control parameter scheme comprises the following steps: Performing attribute matching division on the basis of specification attribute information of the hydraulic automatic pipe bending machine for metal processing and the hydraulic pipe bending control database, and constructing a hydraulic pipe bending control scheme space; the processing characteristic information of the target pipe is used as a constraint parameter, and is subjected to constraint characteristic association with the hydraulic elbow control scheme space to obtain an elbow control scheme selection set; performing effect evaluation optimizing on each control scheme in the bent pipe control scheme selection set according to a bent pipe effect evaluation rule to obtain an initial bent pipe control parameter scheme; And carrying out characteristic deviation analysis and adaptive tuning on the initial elbow control parameter scheme to obtain the target elbow control parameter scheme.
  3. 3. The method for automatically rectifying and controlling the hydraulic pipe bender for metal processing according to claim 2, wherein the step of obtaining the target pipe bender control parameter scheme comprises the following steps: Determining initial pipe bending processing characteristic information according to the initial pipe bending control parameter scheme, and carrying out processing characteristic deviation analysis on the initial pipe bending processing characteristic information to obtain pipe processing characteristic deviation parameters; Acquiring a bent pipe control element parameter and a pipe machining characteristic parameter, and performing associated fitting on each element parameter in the bent pipe control element parameter and the pipe machining characteristic parameter based on the hydraulic bent pipe control scheme space to obtain a machining characteristic parameter-control element parameter function set; Performing element fusion on the processing characteristic parameter-control element parameter function set to generate a processing characteristic parameter-control element parameter function model; And adaptively adjusting the pipe machining characteristic deviation parameters based on the machining characteristic parameter-control element parameter function model to obtain the target elbow control parameter scheme.
  4. 4. The method for automatically rectifying and controlling the hydraulic pipe bender for metal processing according to claim 1, wherein the construction data deviation analysis multi-channel comprises: the control data processing module designs multi-data processing channel architecture information according to the type information of the sensor group; sequentially carrying out data processing demand analysis based on the multi-data processing channel architecture information, and determining data preprocessing demands and deviation feature recognition demands; Processing flow analysis is carried out on each data channel in the multi-data processing channel architecture information according to the data preprocessing requirement and the deviation feature recognition requirement, and a multi-channel data preprocessing process set and a deviation feature recognition algorithm set are obtained; And respectively carrying out mapping configuration with the multi-data processing channel architecture information based on the multi-channel data preprocessing process set and the deviation feature recognition algorithm set to construct the data deviation analysis multi-channel.
  5. 5. The method for automatically rectifying and controlling the hydraulic pipe bender for metal processing according to claim 1, wherein the obtaining characteristic parameters of the offset of the bent pipe comprises the following steps: Matching and mapping the pipe processing state monitoring data flow and the data deviation analysis multi-channel to obtain associated data deviation analysis channel information; analyzing and processing the pipe processing state monitoring data stream according to the associated data deviation analysis channel information to obtain multi-deviation characteristic identification parameters, wherein the multi-deviation characteristic identification parameters comprise position deviation, angle deviation and uneven stress; acquiring bend deflection influence factor information, wherein the bend deflection influence factor information comprises processing requirements, pipe characteristics and equipment performance of a bending machine; Determining an offset degree discrimination rule according to the bent pipe offset influence factor information; and carrying out offset degree discrimination fusion on the multi-offset characteristic identification parameters based on the offset degree discrimination rule to obtain the elbow offset characteristic parameters.
  6. 6. The method for automatically rectifying and controlling the hydraulic pipe bender for metal processing according to claim 1, wherein the step of obtaining the rectifying and controlling parameters of the bent pipe comprises the steps of: constructing a deviation rectifying control strategy library, and analyzing deviation rectifying strategy for the characteristic parameters of the bent pipe deviation based on the deviation rectifying control strategy library to obtain a bent pipe deviation rectifying control adaptation strategy; Performing deviation rectifying analysis on the bent pipe deviation characteristic parameters by adopting the bent pipe deviation rectifying control adaptation strategy, and determining a deviation rectifying strategy parameter fine tuning threshold; Randomly selecting a plurality of deviation rectifying strategy parameters in the deviation rectifying strategy parameter fine tuning threshold, and performing simulation evaluation on the deviation rectifying strategy parameters to generate a plurality of deviation rectifying parameter simulation effects; And carrying out local optimization on the deviation rectifying strategy parameter fine adjustment threshold value based on the deviation rectifying parameter simulation effects to obtain the bent pipe deviation rectifying control parameter.
  7. 7. The method for automatically rectifying and controlling the hydraulic pipe bender for metal processing according to claim 6, wherein the obtaining the rectifying and controlling parameters of the bent pipe comprises: performing gradient ascending calculation and interval comparison division on the deviation rectification strategy parameter fine adjustment threshold based on the deviation rectification parameter simulation effects, and determining a parameter local optimization interval; performing iterative parameter selection and effect evaluation division in the parameter local optimizing interval until the number of iterations is preset, and obtaining a parameter optimizing approximation interval; And carrying out parameter comparison optimization in the parameter optimization approximation interval according to a preset local step length to obtain the bent pipe deviation correction control parameter.
  8. 8. An automatic deviation rectifying and controlling device for a hydraulic pipe bender for metal processing, which is characterized in that the device is used for implementing the automatic deviation rectifying and controlling method for the hydraulic pipe bender for metal processing according to any one of claims 1-7, and the device comprises: The system comprises a pipe bender acquisition module, a control data processing module and a deviation correcting and adjusting mechanism, wherein the pipe bender acquisition module is used for acquiring a hydraulic automatic pipe bender for metal processing, and a sensor group, a control data processing module and a deviation correcting and adjusting mechanism are arranged in the hydraulic automatic pipe bender for metal processing, wherein the sensor group comprises a position sensor, an angle sensor and a pressure sensor; The processing characteristic information acquisition module is used for acquiring processing characteristic information of a hydraulic pipe bending control database and a target pipe through a hydraulic pipe bending machine production system, and carrying out matching analysis and tuning based on the processing characteristic information and the hydraulic pipe bending control database to acquire a target pipe bending control parameter scheme; The pipe machining control module is used for performing pipe machining control based on the target bent pipe control parameter scheme, and simultaneously monitoring the pipe machining control process in real time through the sensor group to obtain a pipe machining state monitoring data stream; The deviation recognition processing module is used for constructing a data deviation analysis multichannel through the control data processing module, and performing deviation recognition processing on the pipe processing state monitoring data flow based on the data deviation analysis multichannel to obtain bent pipe deviation characteristic parameters; the bent pipe deviation rectifying control parameter acquisition module is used for carrying out deviation rectifying analysis on the bent pipe deviation characteristic parameters to obtain bent pipe deviation rectifying control parameters, and the deviation rectifying and adjusting mechanism carries out automatic deviation rectifying processing control on the target pipe according to the bent pipe deviation rectifying control parameters.

Description

Automatic deviation rectifying and regulating method and device for hydraulic pipe bender for metal processing Technical Field The application relates to the technical field of metal processing, in particular to an automatic deviation rectifying and regulating method and device for a hydraulic pipe bender for metal processing. Background Under the metal processing scene, the requirements on the processing precision, quality and efficiency of the metal pipe are increasingly improved, especially when facing different pipe characteristics and processing requirements, the contradiction is more prominent, and the development of an efficient automatic deviation rectifying and regulating method of the hydraulic pipe bender becomes an important link for solving the metal processing problem. The traditional hydraulic pipe bending machine for metal processing often has a plurality of problems, is relatively dependent on manual experience to set parameters, lacks an effective real-time monitoring means, is difficult to accurately grasp the state change in the pipe processing process, is easy to cause the problems of position deviation, angle deviation and the like, and leads to difficult guarantee of processing precision. Meanwhile, the processing requirements and characteristic adaptability to different pipes are poor, and personalized parameter setting and deviation correcting control cannot be performed according to diversified requirements. The resource allocation is unreasonable, so that different processing scenes cannot be well dealt with, the establishment of a safety management scheme is simple and fixed, and the actual situation that metal processing is continuously changed cannot be well dealt with. In the related art at the present stage, the technical problems that the machining precision is difficult to ensure and the quality is unstable due to the fact that the hydraulic pipe bending machining cannot be adapted to different pipe requirements exist. Disclosure of Invention The application provides an automatic deviation rectifying and regulating method and device for a hydraulic pipe bending machine for metal processing, which adopts the hydraulic automatic pipe bending machine for metal processing, wherein the hydraulic automatic pipe bending machine for metal processing is used for acquiring a built-in sensor group (comprising a position sensor, an angle sensor and a pressure sensor), a control data processing module and a deviation rectifying and regulating mechanism. And acquiring a hydraulic pipe bending control database and processing characteristic information of the target pipe through a hydraulic pipe bender production system, and performing matching analysis and tuning to obtain a target pipe bending control parameter scheme. According to the scheme, pipe processing control is carried out, data flow is obtained through real-time monitoring of a sensor group, a data processing module is controlled to construct bent pipe deviation characteristic parameters for carrying out deviation recognition on the data flow in multiple channels, deviation rectifying analysis is carried out, bent pipe deviation rectifying control parameters are obtained, automatic deviation rectifying processing control is carried out on a target pipe through a deviation rectifying adjusting mechanism, and the technical effects of improving processing precision and stability are achieved by adapting to different pipe processing requirements and characteristics through automatic accurate deviation rectifying. The application provides an automatic deviation rectifying and controlling method of a hydraulic pipe bender for metal processing, which comprises the following steps: The method comprises the steps of obtaining a hydraulic automatic pipe bending machine for metal processing, wherein a sensor group, a control data processing module and a deviation rectifying and adjusting mechanism are arranged in the hydraulic automatic pipe bending machine for metal processing, the sensor group comprises a position sensor, an angle sensor and a pressure sensor, processing characteristic information of a hydraulic pipe bending control database and a target pipe is obtained through a hydraulic pipe bending machine production system, matching, analyzing and optimizing are conducted on the basis of the processing characteristic information and the hydraulic pipe bending control database, a target pipe bending control parameter scheme is obtained, pipe processing control is conducted on the basis of the target pipe bending control parameter scheme, meanwhile, a pipe processing control process is conducted on the basis of the target pipe bending control parameter scheme, a pipe processing state monitoring data flow is obtained through the sensor group in real time, a data deviation analysis multichannel is constructed through the control data processing module, deviation recognition processing is conducted on the pipe processing state monitori