CN117225973A

CN117225973A - Intelligent pressure control method based on internal high-pressure forming machine

Info

Publication number: CN117225973A
Application number: CN202311518344.7A
Authority: CN
Inventors: 周富强; 范绪彬; 周小山; 陈小林; 吴湘杰
Original assignee: Guangdong Sihao Hydroforming Technology Co ltd
Current assignee: Guangdong Sihao Hydroforming Technology Co ltd
Priority date: 2023-11-15
Filing date: 2023-11-15
Publication date: 2023-12-15
Anticipated expiration: 2043-11-15
Also published as: CN117225973B

Abstract

The invention relates to the technical field of equipment monitoring and control, and discloses an intelligent pressure control method based on an internal high-pressure forming machine, which comprises the following steps: acquiring a to-be-produced item, analyzing the to-be-produced item, and determining a target raw material type and a target raw material forming requirement corresponding to the to-be-produced item; determining a cooperative pressurizing mode among different hydraulic cylinder assemblies in the internal high-pressure forming machine based on the type of the target raw material and the forming requirement of the target raw material, and controlling the internal high-pressure forming machine to perform pressurizing operation on the target raw material based on the cooperative pressurizing mode; and monitoring the pressurizing operation process in real time, determining the pressure release time of the target raw material based on the type of the target raw material and the preset process requirement after the pressurizing operation is finished, and controlling the internal high-pressure forming machine to perform pressure release operation on the target raw material based on the pressure release time. The accuracy and the intelligence of the pressure control of the internal high-pressure forming machine are improved, the reliability and the accuracy of the molding of the target raw materials are ensured, and the pressure control effect of the internal high-pressure forming machine is improved.

Description

Intelligent pressure control method based on internal high-pressure forming machine

Technical Field

The invention relates to the technical field of equipment monitoring and control, in particular to an intelligent pressure control method based on an internal high-pressure forming machine.

Background

The internal high-pressure forming is also called hydroforming or hydrodynamic forming, is a material forming process which uses liquid as a forming medium and achieves the purpose of forming hollow parts by controlling the internal pressure and the material flow, and is widely applied to the industries of automobile manufacturing industry, household appliance manufacturing industry, metal material compression forming and the like;

however, the internal high pressure forming machine currently seen in the market cannot adjust the internal pressure in real time according to the type of the target raw material and the raw material forming requirement, only can perform internal high pressure forming operation on the fixed raw material according to the fixed pressure, corresponding parameters and the like are required to be set manually when the pressure is changed, and the pressure cannot be adjusted in real time according to the forming condition in the working process, so that the efficiency of forming the raw material is reduced, and the internal high pressure forming effect on the raw material is influenced while the pressure control effect of the internal high pressure forming machine is greatly reduced;

therefore, in order to overcome the defects, the invention provides an intelligent pressure control method based on an internal high-pressure forming machine.

Disclosure of Invention

The invention provides an intelligent pressure control method based on an internal high-pressure forming machine, which is used for analyzing a to-be-produced project to accurately and effectively analyze a cooperative pressurizing mode among different hydraulic cylinder assemblies in the internal high-pressure forming machine according to the type of a target raw material and the forming requirement of the target raw material, so that the hydraulic cylinder assemblies can be conveniently and effectively controlled to pressurize and decompress the target raw material, the accuracy and the intelligence of controlling the pressure of the internal high-pressure forming machine are improved, meanwhile, the decompression time of the target raw material can be determined according to the type of the target raw material and the preset process requirement after the pressurization is finished, the modeling reliability and the accuracy of the target raw material are ensured, and the pressure control effect of the internal high-pressure forming machine is improved.

The invention provides an intelligent pressure control method based on an internal high-pressure forming machine, which comprises the following steps:

step 1: acquiring a to-be-produced item, analyzing the to-be-produced item, and determining a target raw material type and a target raw material forming requirement corresponding to the to-be-produced item;

step 2: determining a cooperative pressurizing mode among different hydraulic cylinder assemblies in the internal high-pressure forming machine based on the type of the target raw material and the forming requirement of the target raw material, and controlling the internal high-pressure forming machine to perform pressurizing operation on the target raw material based on the cooperative pressurizing mode;

step 3: and monitoring the pressurizing operation process in real time, determining the pressure release time of the target raw material based on the type of the target raw material and the preset process requirement after the pressurizing operation is finished, and controlling the internal high-pressure forming machine to perform pressure release operation on the target raw material based on the pressure release time.

Preferably, in step 1, a method for intelligently controlling pressure based on an internal high-pressure forming machine, includes:

acquiring a communication address of a management terminal, and constructing a communication link between a control end and the management terminal in the internal high-pressure forming machine based on the communication address;

acquiring a production task issued by a management terminal based on a communication link, analyzing the production task to obtain a request message corresponding to the production task, and performing text conversion on the request message based on a preset communication protocol between the management terminal and a control terminal to obtain production request data;

Carrying out serialization processing on the production request data to obtain independent production request data, extracting data characteristics of the independent production request data, matching the data characteristics with preset production indexes, obtaining key production request data based on a matching result, and inputting the key production request data into a preset convolution network for analysis to obtain semantic characterization vectors of the key production request data;

and matching the semantic representation vector with a preset producible item to obtain a final item to be produced, wherein the preset producible item is at least one.

Preferably, in step 1, an item to be produced is analyzed to determine a target raw material type and a target raw material forming requirement corresponding to the item to be produced, including:

the method comprises the steps of obtaining an obtained item to be produced, analyzing the item to be produced, and extracting target production data corresponding to the item to be produced;

clustering the target production data based on a preset classification label to obtain a raw material data set and a raw material shape data set, extracting keywords from the raw material data set based on a preset first keyword extraction rule to obtain key raw material data, and extracting keywords from the raw material shape data set based on a preset second keyword extraction rule to obtain key raw material shape data;

And extracting a first data feature vector of the key raw material data and a second data feature vector of the key raw material shape data, and respectively matching the first data feature vector and the second data feature vector with a preset production parameter reference table to obtain a target raw material type and a target raw material forming requirement corresponding to a to-be-produced item.

Preferably, the intelligent pressure control method based on the internal high-pressure forming machine obtains the target raw material types corresponding to the to-be-produced items, and the intelligent pressure control method comprises the following steps:

acquiring a raw material image to be processed based on a preset camera in an internal high-pressure forming machine, and transmitting the acquired raw material image to be processed to a control end;

analyzing an image of the raw material to be processed based on a control end, extracting pixel characteristics of each pixel point in the image of the raw material to be processed, determining appearance image characteristics of the target raw material based on the target raw material types corresponding to the items to be produced, and determining association degree between each pixel point and the target raw material based on the pixel characteristics and the appearance image characteristics of the target raw material;

determining a target image area where a detection object is located in a raw material image to be processed based on the association degree, and inputting the target image area into a preset image feature extraction model for analysis to obtain image features of the target image area;

Comparing the image characteristics of the target image area with the appearance image characteristics of the target raw materials, judging that the type of the target raw materials corresponding to the obtained to-be-produced item is correct when the image characteristics of the target image area are consistent with the appearance image characteristics of the target raw materials, otherwise, judging that the type of the target raw materials corresponding to the obtained to-be-produced item is incorrect, and reconfirming the type of the target raw materials corresponding to the to-be-produced item.

Preferably, in step 2, a cooperative pressurizing mode between different hydraulic cylinder assemblies in the internal high-pressure forming machine is determined based on a target raw material type and a target raw material forming requirement, including:

the method comprises the steps of obtaining the type of the obtained target raw materials and the molding requirement of the target raw materials, obtaining component composition information of an internal high-pressure molding machine, and determining a target component contained in the internal high-pressure molding machine during operation based on the component composition information, wherein the target component comprises a pressurizing cylinder, a mold cylinder and a center cylinder;

the method comprises the steps of calling historical working parameters of an internal high-pressure forming machine based on a preset server, analyzing the historical working parameters to obtain working characteristics of all target components in the internal high-pressure forming machine, and determining target cooperative logic among all target components based on the working characteristics;

Determining a pressurizing point of each target component during working based on target cooperative logic, and determining pressurizing pressure and holding pressure of each target component at the pressurizing point based on the type of target raw materials and the molding requirement of the target raw materials;

meanwhile, acquiring material parameters of target raw materials, and determining the propelling distance and the working time of the pressure holding pressure of each target component during working based on the material parameters and the molding requirements of the target raw materials;

and setting the working flow of each component in the internal high-pressure forming machine based on the target cooperative logic, the pressurizing point of each target component in working, the pressurizing pressure and the holding pressure of each target component in the pressurizing point, the pushing distance of each target component in working and the working time of the holding pressure, and obtaining the cooperative pressurizing mode among different hydraulic cylinder components in the internal high-pressure forming machine based on the setting result.

Preferably, in step 2, the method for intelligently controlling the pressure based on the internal high-pressure forming machine controls the internal high-pressure forming machine to perform pressurizing operation on the target raw material based on the cooperative pressurizing mode, and includes:

acquiring a control instruction issued by a management terminal, analyzing the control instruction, extracting a command symbol in the control instruction, and checking the command symbol based on a preset instruction checking rule;

When the command symbol meets a preset command verification rule, judging that the command symbol meets the equipment starting requirement, and performing equipment self-checking on the internal high-pressure forming machine to obtain the current running state of each component in the internal high-pressure forming machine;

comparing the current running state of each component with a standard starting state, judging that the starting condition is met when the current running state is consistent with the standard starting state, otherwise, judging that the starting condition is not met, and feeding back real-time state information of the internal high-pressure forming machine to the management terminal;

when the starting condition is judged to be met, the internal high-pressure forming machine is controlled based on the control instruction to carry out pressurizing operation on the target raw material based on the cooperative pressurizing mode, and the pressurizing operation is monitored in real time.

Preferably, the intelligent control method for pressure based on the internal high-pressure forming machine monitors the pressurizing operation in real time, and comprises the following steps:

the method comprises the steps of obtaining pressurizing operation of an internal high-pressure forming machine on a target raw material, generating a pressurizing operation monitoring instruction based on the pressurizing operation, and transmitting the pressurizing operation instruction to a preset monitoring sensor;

the method comprises the steps of monitoring the pressurizing parameters of an internal high-pressure forming machine on a target raw material in real time based on a preset monitoring sensor, and comparing the monitored pressurizing parameters with standard pressurizing parameters in a collaborative pressurizing mode;

If the pressurizing parameters are consistent with the standard pressurizing parameters, judging that the pressurizing operation of the inner high-pressure forming machine on the target raw material is qualified, and monitoring the pressurizing operation of the inner high-pressure forming machine in real time based on a preset monitoring sensor until the inner high-pressure forming machine finishes the pressurizing operation;

otherwise, the internal high-pressure forming machine is judged to be unqualified in the pressurizing operation of the target raw material, an alarm notification is sent to the management terminal based on the wireless communication network, and meanwhile, the internal high-pressure forming machine is synchronously controlled to stop the pressurizing operation of the target raw material.

acquiring the water pressure change characteristics of the internal high-pressure forming machine during working, and determining the pressurizing water pressure segmentation of the internal high-pressure forming machine in a cooperative pressurizing mode based on the water pressure change characteristics, wherein the pressurizing water pressure segmentation is at least two segments;

determining the duration of each pressurizing water pressure segment based on the water pressure change characteristics, determining the target association relation of the cooperative pressurizing mode between the pressurizing water pressure segment and different hydraulic cylinder assemblies in the internal high-pressure forming machine based on the duration, and constructing a negative feedback regulating mechanism when the pressurizing water pressure segment and the different hydraulic cylinder assemblies are pressurized based on the target association relation;

And monitoring water pressure values corresponding to different pressurized water pressure segments in real time, and correcting the pressurized values of different hydraulic cylinder assemblies in the cooperative pressurizing mode based on the water pressure values and a negative feedback regulating mechanism until the pressurizing operation of the target raw materials is completed.

Preferably, in step 3, the pressure operation process is monitored in real time, and the pressure release duration of the target raw material is determined based on the type of the target raw material and the preset process requirement after the pressurization is finished, including:

the method comprises the steps of monitoring pressurizing operation data of an internal high-pressure forming machine on a target raw material in real time based on a preset monitoring terminal, analyzing the pressurizing operation data to obtain the pressurizing state of the internal high-pressure forming machine on the target raw material, obtaining the pressurizing operation progress of the internal high-pressure forming machine on the target raw material based on the pressurizing state, acquiring the type of the target raw material after the pressurizing operation is finished, and determining the molding performance of the target raw material based on the type of the target raw material;

meanwhile, determining target shaping characteristics of the target raw materials based on production requirements of the to-be-produced project, and analyzing the target shaping characteristics based on preset process requirements and shaping performance of the target raw materials to obtain stable parameter values of the target raw materials for maintaining the target shaping characteristics after pressure release;

And determining the pressure release duration of the target raw material based on the stable parameter value.

Preferably, in step 3, the pressure release operation of the inner high pressure forming machine on the target raw material is controlled based on the pressure release duration, including:

the method comprises the steps of obtaining pressure relief time, and determining pressure relief values of hydraulic cylinder assemblies and withdrawal values of the hydraulic cylinder assemblies in unit time based on the pressure relief time and working properties of the hydraulic cylinder assemblies of the internal high-pressure forming machine;

generating a pressure relief instruction based on the pressure relief duration, the pressure relief value of each hydraulic cylinder assembly and the withdrawal value of each hydraulic cylinder assembly, and controlling the internal high-pressure forming machine to perform pressure relief operation on the target raw material based on the pressure relief instruction;

meanwhile, when the pressure relief is finished, the integrity of the target shape obtained by the target raw material is detected, the integrity detection result is compared with a preset standard result, and when the integrity detection is consistent with the preset standard result, the preset robot is controlled to grasp the target raw material of the target shape.

Compared with the prior art, the invention has the following beneficial effects:

1. by analyzing the production items, accurate and effective analysis is realized on the cooperative pressurizing modes among different hydraulic cylinder assemblies in the internal high-pressure forming machine according to the types of target raw materials and the forming requirements of the target raw materials, so that the pressurizing and pressure releasing operations of each hydraulic cylinder assembly on the target raw materials are conveniently and effectively controlled, the accuracy and the intelligence of the pressure control on the internal high-pressure forming machine are improved, meanwhile, the pressure releasing duration of the target raw materials can be determined according to the types of the target raw materials and the preset process requirements after the pressurizing is finished, the reliability and the accuracy of the modeling of the target raw materials are ensured, and the pressure control effect of the internal high-pressure forming machine is improved.

2. The method comprises the steps of analyzing component constitution information of an internal high-pressure forming machine, accurately and effectively determining target components contained in the internal high-pressure forming machine, then, calling historical working parameters from a preset server, analyzing the historical working parameters, effectively acquiring working characteristics of each target component, locking target cooperative logic among each target component according to the working characteristics, and finally, effectively determining a cooperative pressurizing mode among different hydraulic cylinder components according to a pressurizing point, pressurizing pressure and holding pressure of each target component at the pressurizing point, pushing distance of each target component during working and working duration of holding pressure according to the target raw material forming requirement and the target raw material type, thereby improving the pressure control intelligence of the internal high-pressure forming machine and guaranteeing the modeling effect of the target raw material.

Additional features and advantages of the invention will be set forth in the description which follows, and in part will be obvious from the description, or may be learned by practice of the invention. The objectives and other advantages of the invention will be realized and attained by the structure particularly pointed out in the written description and claims thereof as well as the appended drawings.

The technical scheme of the invention is further described in detail through the drawings and the embodiments.

Drawings

The accompanying drawings are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate the invention and together with the embodiments of the invention, serve to explain the invention. In the drawings:

FIG. 1 is a flow chart of an intelligent control method of pressure based on an internal high-pressure forming machine in an embodiment of the invention;

FIG. 2 is a flowchart of step 1 in an intelligent control method of pressure based on an internal high-pressure forming machine according to an embodiment of the present invention;

fig. 3 is a flowchart of step 2 in a pressure intelligent control method based on an internal high-pressure forming machine according to an embodiment of the present invention.

Detailed Description

The preferred embodiments of the present invention will be described below with reference to the accompanying drawings, it being understood that the preferred embodiments described herein are for illustration and explanation of the present invention only, and are not intended to limit the present invention.

Example 1

The embodiment provides an intelligent pressure control method based on an internal high-pressure forming machine, as shown in fig. 1, including:

In this embodiment, the item to be produced refers to a type of production to be performed by an internal high-pressure forming machine, and specifically may be an automobile manufacturing item, a household appliance manufacturing item, or the like, and the raw materials and the raw material forming requirements corresponding to different production items are different.

In this embodiment, the target raw material type refers to a raw material type used in the production process of the item to be produced, and specifically may be a raw material type such as copper or iron.

In this embodiment, the target raw material forming requirements are determined according to the item to be produced, and may be, for example, requirements on the final shape of the target raw material and the size to be achieved.

In this embodiment, the cooperative pressurizing mode is used to characterize the mutual matching relationship of different hydraulic cylinder assemblies in the internal high pressure forming machine when the target raw material is subjected to internal high pressure forming, where the hydraulic cylinder assemblies include a center cylinder, a pressurizing cylinder, a mold cylinder, and the like.

In this embodiment, the pressing operation refers to a press molding operation for a target raw material.

In this embodiment, the preset process requirements are set in advance, and are used to characterize the standard and precision of the target raw material during construction.

In this embodiment, the pressure release duration is a duration used to characterize the reduction in pressure required by the different cylinders to withdraw from the target material after the pressurization operation is completed, in order to ensure that the target material does not deform in shape as a result of the pressure release operation.

The beneficial effects of the technical scheme are as follows: by analyzing the production items, accurate and effective analysis is realized on the cooperative pressurizing modes among different hydraulic cylinder assemblies in the internal high-pressure forming machine according to the types of target raw materials and the forming requirements of the target raw materials, so that the pressurizing and pressure releasing operations of each hydraulic cylinder assembly on the target raw materials are conveniently and effectively controlled, the accuracy and the intelligence of the pressure control on the internal high-pressure forming machine are improved, meanwhile, the pressure releasing duration of the target raw materials can be determined according to the types of the target raw materials and the preset process requirements after the pressurizing is finished, the reliability and the accuracy of the modeling of the target raw materials are ensured, and the pressure control effect of the internal high-pressure forming machine is improved.

Example 2

On the basis of embodiment 1, this embodiment provides a pressure intelligent control method based on an internal high-pressure forming machine, as shown in fig. 2, in step 1, obtaining a to-be-produced item includes:

step 101: acquiring a communication address of a management terminal, and constructing a communication link between a control end and the management terminal in the internal high-pressure forming machine based on the communication address;

step 102: acquiring a production task issued by a management terminal based on a communication link, analyzing the production task to obtain a request message corresponding to the production task, and performing text conversion on the request message based on a preset communication protocol between the management terminal and a control terminal to obtain production request data;

step 103: carrying out serialization processing on the production request data to obtain independent production request data, extracting data characteristics of the independent production request data, matching the data characteristics with preset production indexes, obtaining key production request data based on a matching result, and inputting the key production request data into a preset convolution network for analysis to obtain semantic characterization vectors of the key production request data;

step 104: and matching the semantic representation vector with a preset producible item to obtain a final item to be produced, wherein the preset producible item is at least one.

In this embodiment, the production task is sent by the management terminal to the control end in the internal high-pressure forming machine through the communication link, and is used for characterizing relevant data, such as the production type, the production requirement and the like, of the production to be performed.

In this embodiment, the request message refers to request data corresponding to a production task issued by the management terminal to the control end in the internal high-pressure forming machine, so that the control end in the internal high-pressure forming machine can perform corresponding response operation according to the request message.

In this embodiment, the preset communication protocol is known in advance, and is used to characterize rules for data transmission between the management terminal and the control terminal, data format requirements, and the like.

In this embodiment, the production request data refers to data obtained by text converting a request message, so as to determine a specific item to be produced according to the production request data.

In this embodiment, the serialization processing refers to discretizing the production request data, that is, splitting the production request data into a plurality of independent data, where the independent production request data is the independent data obtained after the serialization processing is performed on the production request data, so as to facilitate determining specific semantics of the single data, thereby implementing accurate and effective determination of the item to be produced.

In this embodiment, the data feature refers to a parameter capable of characterizing the value feature of the independent production request data and the association relationship between the data.

In this embodiment, the preset production index is set in advance, and is used to characterize the data characteristics corresponding to the types of items that the internal high-pressure forming machine can produce.

In this embodiment, the key production request data refers to a data segment of the production request data that matches a preset production index, i.e., a data segment that can represent specific information of a production item.

In this embodiment, the preset convolution network is set in advance, and is used to parse the key production request data and extract the semantic representation vector of the key production request data.

In this embodiment, the semantic representation vector refers to a vector capable of representing the gist content of key production request data, in order to determine the item to be produced included in the production task according to the semantic representation vector.

In this embodiment, the preset producible item is known in advance and is a reference basis for determining the item to be produced according to the semantic token vector.

The beneficial effects of the technical scheme are as follows: the production task issued by the management terminal is analyzed, so that the current item to be produced of the internal high-pressure forming machine is accurately and effectively determined according to the production task, convenience and reference are provided for pressure control, and the intelligence and reliability of the pressure control of the internal high-pressure forming machine are ensured.

Example 3

On the basis of embodiment 1, the embodiment provides a pressure intelligent control method based on an internal high-pressure forming machine, in step 1, an item to be produced is analyzed, and a target raw material type and a target raw material forming requirement corresponding to the item to be produced are determined, including:

In this embodiment, the target production data refers to production information corresponding to the item to be produced, so that effective determination of the target raw material type and the target raw material molding requirement of the item to be produced is facilitated according to the target production data.

In this embodiment, the preset classification label is set in advance, and is a basis for performing clustering processing on the target production data.

In this embodiment, the raw material data set refers to all data parameters associated with raw material data contained in the target production data.

In this embodiment, the raw material shape data set refers to all data parameters related to raw material shape data contained in the target production data.

In this embodiment, the preset first keyword extraction rule and the preset second keyword extraction rule are set in advance, and represent the criteria and rules for extracting the keyword data in the raw material data set and the raw material shape data set, respectively.

In this embodiment, critical feedstock data refers to all data segments in the feedstock data collection that are related to the feedstock data type.

In this embodiment, the key raw material shape data refers to all data segments in the raw material shape data set that are related to the raw material shape.

In this embodiment, the first data feature vector and the second data feature vector characterize data value characteristics of the key raw material data and the key raw material shape data, respectively.

In this embodiment, the preset production parameter reference table is set in advance.

The beneficial effects of the technical scheme are as follows: the target production data corresponding to the to-be-produced items are classified, and the raw material data set and the raw material shape data set obtained by classification are respectively processed, so that the accurate and effective determination of the target raw material types corresponding to the to-be-produced items and the target raw material forming requirements is realized, and convenience and guarantee are provided for pressure control of the internal high-pressure forming machine.

Example 4

On the basis of embodiment 3, this embodiment provides a pressure intelligent control method based on an internal high-pressure forming machine, to obtain a target raw material type corresponding to a to-be-produced item, including:

In this embodiment, the preset camera is set in advance, and is used for collecting an image of the raw material to be processed, so as to effectively verify the target raw material type obtained by analysis.

In this embodiment, the raw material image to be processed refers to an image obtained after image acquisition of the raw material to be processed.

In this embodiment, the pixel characteristics refer to information such as color values and resolutions of each pixel point in the raw material image to be processed.

In this embodiment, the appearance image features refer to standard image features determined according to the kind of target raw material, and are used for determining the target image area of the record in the round face image to be processed.

In this embodiment, the degree of association is a degree of similarity between the pixel characteristics for characterizing different pixel points and the apparent image characteristics of the target raw material.

In this embodiment, the detection object refers to an image area where the raw material to be processed is located in the acquired raw material image to be processed.

In this embodiment, the preset image feature extraction model is set in advance, and is used to extract image features of the target image area, where the image features include a shape and an appearance feature of the detection object.

The beneficial effects of the technical scheme are as follows: the method comprises the steps of collecting raw material images to be processed through the preset camera in the internal high-pressure forming machine, analyzing and processing the collected raw material images to be processed, accurately and effectively extracting image features of the raw material images to be processed, comparing the extracted image features with appearance image features of target raw materials, accurately and effectively verifying the types of the target raw materials obtained through analysis, guaranteeing the accuracy of determining the types of the target raw materials, and improving the accuracy and the intelligence of pressure control of the internal high-pressure forming machine.

Example 5

On the basis of embodiment 1, this embodiment provides a pressure intelligent control method based on an internal high-pressure forming machine, in step 2, a cooperative pressurizing mode between different hydraulic cylinder assemblies in the internal high-pressure forming machine is determined based on a target raw material type and a target raw material forming requirement, including:

and setting the working flow of each component in the internal high-pressure forming machine based on the target cooperative logic, the pressurizing point of each target component in working, the pressurizing pressure and the holding pressure of each target component in the pressurizing point, the pushing distance of each target component in working and the working time of the holding pressure, and obtaining the internal high-pressure forming machine based on the setting result.

In this embodiment, the component configuration information is information for characterizing the types of different components included in the internal high-pressure forming machine, and the like.

In this embodiment, the target assembly refers to all hydraulic cylinder types contained in the internal high pressure forming machine.

In this embodiment, the preset server is set in advance, and is used for storing the historical operating parameters of the internal high-pressure forming machine.

In this embodiment, the operational features are used to characterize the location of the different target components during operation, the interaction relationship with the different components, etc.

In this embodiment, the target collaboration logic is used to characterize the interdependencies and interactions between different target components, i.e. to characterize the connection relationships between different target components and the operational relationships in succession.

In this embodiment, the pressurization points are used to characterize the location of the various target components that are involved in the pressurization during the pressurization operation, thereby facilitating accurate and efficient control of the pressure of the internal high pressure forming machine.

In this embodiment, the pressurization pressure is a pressure value used to characterize the need for each target assembly to provide during the in-cylinder process, in order to ensure efficient molding of the target feedstock.

In this embodiment, the holding pressure is a pressure value used to characterize the molding stabilization operation required for the target raw material when the pressurization operation of the target assembly is completed, in order to determine the stability of the target raw material after molding.

In this embodiment, the material parameters refer to the thickness, material quality, structural characteristics, and the like of the target raw material.

In this embodiment, the pushing distance refers to the distance that the hydraulic cylinder needs to move when each target assembly is pressurized, so as to achieve the purpose of molding the target raw material into a hollow part.

The beneficial effects of the technical scheme are as follows: the method comprises the steps of analyzing component constitution information of an internal high-pressure forming machine, accurately and effectively determining target components contained in the internal high-pressure forming machine, then, calling historical working parameters from a preset server, analyzing the historical working parameters, effectively acquiring working characteristics of each target component, locking target cooperative logic among each target component according to the working characteristics, and finally, effectively determining a cooperative pressurizing mode among different hydraulic cylinder components according to a pressurizing point, pressurizing pressure and holding pressure of each target component at the pressurizing point, pushing distance of each target component during working and working duration of holding pressure according to the target raw material forming requirement and the target raw material type, thereby improving the pressure control intelligence of the internal high-pressure forming machine and guaranteeing the modeling effect of the target raw material.

Example 6

On the basis of embodiment 1, this embodiment provides a pressure intelligent control method based on an internal high-pressure forming machine, as shown in fig. 3, in step 2, the internal high-pressure forming machine is controlled to perform a pressurizing operation on a target raw material based on a cooperative pressurizing mode, including:

step 201: acquiring a control instruction issued by a management terminal, analyzing the control instruction, extracting a command symbol in the control instruction, and checking the command symbol based on a preset instruction checking rule;

step 202: when the command symbol meets a preset command verification rule, judging that the command symbol meets the equipment starting requirement, and performing equipment self-checking on the internal high-pressure forming machine to obtain the current running state of each component in the internal high-pressure forming machine;

step 203: comparing the current running state of each component with a standard starting state, judging that the starting condition is met when the current running state is consistent with the standard starting state, otherwise, judging that the starting condition is not met, and feeding back real-time state information of the internal high-pressure forming machine to the management terminal;

step 204: when the starting condition is judged to be met, the internal high-pressure forming machine is controlled based on the control instruction to carry out pressurizing operation on the target raw material based on the cooperative pressurizing mode, and the pressurizing operation is monitored in real time.

In this embodiment, the commander refers to an instruction code in the control instruction.

In this embodiment, the preset command checking rule is set in advance, and is used for checking the format and validity of the command symbol, so as to ensure the validity of the obtained control command.

In this embodiment, the current running state is used to characterize the current working condition of each component in the internal high-pressure forming machine, and specifically includes an idle state, a working state, a fault state, and the like.

In this embodiment, the standard start-up state is set in advance, specifically, the idle state, and the component performance is good, without failure.

The beneficial effects of the technical scheme are as follows: the control instruction issued by the management terminal is checked, and after the control instruction passes the check, the equipment starting requirement is judged to be met, secondly, each component in the internal high-pressure forming machine is subjected to equipment self-checking, and after the current running state of each component in the internal high-pressure forming machine meets the standard starting state, the internal high-pressure forming machine is controlled to carry out pressurizing operation on the target raw material, so that the pressurizing accuracy and the pressurizing reliability of the internal high-pressure forming machine on the target raw material are ensured, and the pressure control effect of the internal high-pressure forming machine is improved.

Example 7

On the basis of embodiment 6, this embodiment provides a pressure intelligent control method based on an internal high-pressure forming machine, which monitors the pressurizing operation in real time, and includes:

In this embodiment, the pressing operation monitoring command is synchronously generated when the pressing operation is performed, and is used to control the preset monitoring sensor to monitor the pressing operation of the internal high-pressure forming machine.

In this embodiment, the preset monitoring sensor is set in advance, and may be, for example, a pressure sensor or the like.

In this embodiment, the pressurization parameters refer to a pressure value applied to the target raw material by the internal high-pressure forming machine, a pushing distance of the current hydraulic cylinder, and the like.

In this embodiment, the standard pressurization parameter is known in advance, and is a standard parameter in the cooperative pressurization mode.

The beneficial effects of the technical scheme are as follows: the pressurizing operation monitoring instruction is generated during pressurizing operation, the generated pressurizing operation monitoring instruction is transmitted to the preset monitoring sensor, the pressurizing operation is monitored in real time through the preset monitoring sensor, alarm notification is carried out when the fact that the pressurizing parameter is inconsistent with the standard pressurizing parameter is monitored, the inner high-pressure forming machine is controlled to stop pressurizing operation on the target raw material, pressurizing accuracy and reliability of the target raw material through the inner high-pressure forming machine are guaranteed, and meanwhile accuracy and timeliness of pressure control of the inner high-pressure forming machine are improved.

Example 8

On the basis of embodiment 1, the present embodiment provides a pressure intelligent control method based on an internal high-pressure forming machine, in step 2, the method for controlling the internal high-pressure forming machine to perform a pressurizing operation on a target raw material based on a cooperative pressurizing mode includes:

In this embodiment, the water pressure change feature refers to the value of the internal water pressure at different time points when the internal high pressure forming machine is in operation.

In this embodiment, the pressurized water pressure segmentation refers to specific values of water pressure in different time periods and specific divided time periods when the internal high pressure forming machine is in operation.

In the embodiment, the target association relationship is used for representing the association relationship between the water pressure value and the pressurization of different components in the internal high-pressure forming machine under different pressurization water pressure sections, and the aim is to perform the molding operation on the target raw materials through the combination of the water pressure value and the pressurization of different components.

The beneficial effects of the technical scheme are as follows: the hydraulic pressure change characteristics of the internal high-pressure forming machine during operation are determined, so that the effective determination of the pressurized hydraulic pressure segmentation of the internal high-pressure forming machine in the cooperative pressurizing mode is realized, the target association relationship between the internal high-pressure forming machine and the pressurized hydraulic pressure segmentation is determined, the pressurization values of different hydraulic cylinder assemblies in the cooperative pressurizing mode are corrected in real time according to the hydraulic pressure value, and the intelligence and the reliability of the pressure control of the internal high-pressure forming machine are ensured.

Example 9

On the basis of embodiment 1, this embodiment provides a pressure intelligent control method based on an internal high-pressure forming machine, in step 3, the pressurizing operation process is monitored in real time, and when the pressurizing is finished, the pressure release duration of the target raw material is determined based on the type of the target raw material and the preset process requirement, including:

In this embodiment, the preset monitoring terminal is set in advance, and is used to monitor the pressurizing operation data of the internal high-pressure forming machine on the target raw material, where the pressurizing operation data is a specific value of the internal high-pressure forming machine applying pressure on the target raw material.

In this embodiment, the pressurized state includes being pressurized and the pressurization ending.

In this embodiment, the molding performance of the target raw material is determined based on the kind of the target raw material, and may be, for example, that the plastic molding effect is not as good as the metal molding effect, and the molding performance of each kind of raw material is known in advance.

In this embodiment, the target molding feature refers to the shape requirements that the target feedstock needs to achieve.

In this embodiment, the stability parameter value is a value indicating the ability of the target material to maintain the existing shape feature after pressure release, and a larger value indicates a stronger ability to maintain the current shape feature.

The beneficial effects of the technical scheme are as follows: the pressurizing operation data of the internal high-pressure forming machine to the target raw material is monitored in real time, the pressurizing operation data are interpreted, the effective grasp of the pressurizing operation process is realized, after the pressurizing operation process is finished, the pressure release duration of the target raw material is accurately and reliably analyzed according to the molding performance of the target raw material and the preset process requirement, the effective and reliable pressure release operation of the internal high-pressure forming machine to the target raw material is controlled, the control intelligence of the pressure of the internal high-pressure forming machine is improved, and meanwhile, the internal high-pressure forming effect of the target raw material is guaranteed.

Example 10:

on the basis of embodiment 1, this embodiment provides a pressure intelligent control method based on an internal high-pressure forming machine, in step 3, the pressure release operation of the internal high-pressure forming machine on a target raw material is controlled based on pressure release duration, including:

In this embodiment, the operation properties refer to the type of each hydraulic cylinder assembly, the operation characteristics, and the like.

In this embodiment, the relief value refers to the magnitude of the relief value that each hydraulic cylinder assembly needs to achieve per unit time, i.e., the specific value of the pressure decrease.

In this embodiment, the retract value for each cylinder assembly refers to the retract distance of each cylinder assembly from the target charge.

In this embodiment, the target shape refers to a shape to be finally reached by the target raw material.

In this embodiment, the preset criteria results are known in advance.

In this embodiment, the preset robot is set in advance, specifically, may be a gripper arm or the like, so as to take out the target raw material from the internal high-pressure forming machine.

The beneficial effects of the technical scheme are as follows: the pressure release values of the hydraulic cylinder assemblies and the withdrawal values of the hydraulic cylinder assemblies in unit time are locked according to the pressure release time length and the working properties of the hydraulic cylinder assemblies, so that a pressure release instruction is generated according to the pressure release time length, the pressure release values of the hydraulic cylinder assemblies and the withdrawal values of the hydraulic cylinder assemblies, an inner high-pressure forming machine is accurately and effectively controlled to perform pressure release operation, the control reliability and control rigor of the pressure of the inner high-pressure forming machine are guaranteed, and the inner high-pressure forming effect of target raw materials is also guaranteed.

It will be apparent to those skilled in the art that various modifications and variations can be made to the present invention without departing from the spirit or scope of the invention. Thus, it is intended that the present invention also include such modifications and alterations insofar as they come within the scope of the appended claims or the equivalents thereof.

Claims

1. The intelligent pressure control method based on the internal high-pressure forming machine is characterized by comprising the following steps of:

2. The intelligent pressure control method based on the internal high-pressure forming machine according to claim 1, wherein in step 1, obtaining a to-be-produced item comprises:

3. The intelligent pressure control method based on an internal high pressure forming machine according to claim 1, wherein in step 1, the to-be-produced item is analyzed to determine a target raw material type and a target raw material forming requirement corresponding to the to-be-produced item, and the method comprises the following steps:

4. The intelligent control method for pressure based on internal high pressure forming machine according to claim 3, wherein obtaining the target raw material type corresponding to the item to be produced comprises:

5. The intelligent control method for pressure based on an internal high-pressure forming machine according to claim 1, wherein in step 2, the cooperative pressurizing mode between different hydraulic cylinder assemblies in the internal high-pressure forming machine is determined based on the kind of the target raw material and the forming requirement of the target raw material, and the method comprises the following steps:

6. The intelligent control method for pressure based on an internal high-pressure forming machine according to claim 1, wherein in step 2, the internal high-pressure forming machine is controlled to perform a pressurizing operation on a target raw material based on a cooperative pressurizing mode, comprising:

7. The intelligent control method for pressure based on internal high pressure forming machine according to claim 6, wherein the real-time monitoring of the pressurizing operation comprises:

8. The intelligent control method for pressure based on an internal high-pressure forming machine according to claim 1, wherein in step 2, the internal high-pressure forming machine is controlled to perform a pressurizing operation on a target raw material based on a cooperative pressurizing mode, comprising:

9. The intelligent control method of pressure based on internal high pressure forming machine according to claim 1, wherein in step 3, the pressurizing operation process is monitored in real time, and the pressure release duration of the target raw material is determined based on the type of the target raw material and the preset process requirement after the pressurizing is finished, comprising:

10. The intelligent pressure control method based on the internal high-pressure forming machine according to claim 1, wherein in step 3, the internal high-pressure forming machine is controlled to perform pressure relief operation on the target raw material based on pressure relief duration, and the method comprises the following steps: