阅读说明：本技术 一种柱塞前处理翻转控制系统及方法 (plunger pretreatment overturning control system and method ) 是由 王锦标 苏永要 冯桐 徐照英 张腾飞 于 2019-08-15 设计创作，主要内容包括：本发明属于自动化控制技术领域,公开了一种柱塞前处理翻转控制系统及方法；柱塞前处理翻转控制系统包括：参数设定模块用于设定相关参数；翻转控制模块用于基于预设的翻转参数对柱塞进行翻转；传送模块用于基于预设的传送参数将柱塞传送至指定固定位置；固定模块用于对柱塞进行固定；摄像模块用于实时获取柱塞处理图像；主控模块用于基于图像数据判断柱塞是否处理结束；通讯模块用于利用无线射频识别技术进行信号传输。本发明能够实现自动化的柱塞翻转控制,同时能够对柱塞进行传送、固定、翻转、处理,自动化判断柱塞处理状况是否达到标准,减少了工作量以及人为因素带来的干扰与误差,且系统整体效率高,节省人力、物力。(The invention belongs to the technical field of automatic control, and discloses a system and a method for controlling overturning of plunger pretreatment; the plunger pretreatment overturning control system comprises: the parameter setting module is used for setting related parameters; the overturning control module is used for overturning the plunger based on preset overturning parameters; the transmission module is used for transmitting the plunger to a specified fixed position based on preset transmission parameters; the fixing module is used for fixing the plunger; the camera module is used for acquiring a plunger processing image in real time; the main control module is used for judging whether the plunger is processed or not based on the image data; the communication module is used for carrying out signal transmission by utilizing a radio frequency identification technology. The invention can realize automatic plunger overturning control, can convey, fix, overturn and process the plunger at the same time, automatically judges whether the plunger processing condition reaches the standard, reduces the workload and the interference and error caused by human factors, has high overall system efficiency, and saves manpower and material resources.)

1. a system and a method for controlling overturning of a plunger pretreatment are characterized in that the system for controlling overturning of the plunger pretreatment comprises:

a parameter setting module: the system is used for setting the turning parameter, the transmission parameter and other related parameters;

The overturning control module: the plunger overturning device is used for overturning the plunger based on preset overturning parameters;

a transmission module: the plunger conveying device is used for conveying the plunger to a specified fixed position based on preset conveying parameters and conveying the plunger to a corresponding outlet position after the processing is finished;

Fixing the module: the plunger fixing device is used for fixing the plunger when the plunger reaches a specified position; meanwhile, when the treatment is finished, the fixation is automatically released;

A camera module: the system comprises a main control module, a database and a display module, wherein the main control module is used for acquiring a plunger processing image in real time and transmitting the acquired graphic data to the main control module, the database and the display module;

The main control module: the single chip microcomputer is used for controlling each module to work normally, receiving image data transmitted by the camera module and judging whether the plunger piston is processed or not based on the image data;

A processing module: the device is used for carrying out relevant pretreatment of sand blasting, cleaning and drying on the plunger;

a database: the plunger processing device is used for storing plunger image data subjected to standardization processing and an acquired real-time plunger processing image;

A display module: the display is used for displaying the plunger processing image in real time;

a communication module: for signal transmission using radio frequency identification technology.

2. the plunger preprocessing overturning control method applied to the plunger preprocessing overturning control system according to claim 1, is characterized by comprising the following steps:

step one, the method is used for setting a turning parameter, a transmission parameter and other related parameters;

Step two, the plunger is transmitted to a specified fixed position based on preset transmission parameters, and meanwhile, when the plunger reaches the specified position, the plunger is automatically fixed, and a fixed signal is transmitted;

Thirdly, the system receives the fixed signal and carries out relevant pretreatment of sand blasting, cleaning and drying on the plunger; transmitting the processed signal after the processing is finished;

Step four, the system receives the processed signal, acquires a current image of the plunger, compares the current image with a standard image which is stored in a database in advance and is processed completely, turns the plunger to a specified position based on preset turning parameters when the current image is consistent with the standard image, and performs related pre-processing of sand blasting, cleaning and drying on the other surface of the plunger again; when the comparison is inconsistent, processing the plunger again until the comparison is consistent, and contacting, fixing and conveying the plunger to an outlet position;

and fifthly, storing the plunger images acquired in real time by using the database, and displaying the plunger images acquired in real time by using the display.

Technical Field

The invention belongs to the technical field of automation control, and particularly relates to a system and a method for controlling overturning of plunger pretreatment.

background

currently, the current state of the art commonly used in the industry is such that:

At present, in order to improve the service performance of the plunger, the surface is often required to be subjected to surface modification treatment, so that the comprehensive service performance of the surface of the plunger can be improved, before the surface modification treatment is carried out, pretreatment such as sand blasting, cleaning, drying and the like is generally required, in the process, in order to ensure that all surfaces of the plunger can be treated, the plunger needs to be turned over in the treatment process, but the plunger is structurally not a simple cylinder, so that the current adopted mode is a manual single-turning method, and the batch production is not facilitated.

in summary, the problems of the prior art are as follows:

disclosure of Invention

Aiming at the problems in the prior art, the invention provides a system and a method for controlling overturning of plunger pretreatment.

The invention is realized in this way, a system and a method for controlling overturning of a plunger pretreatment, the system for controlling overturning of the plunger pretreatment comprises:

a parameter setting module: the system is used for setting the turning parameter, the transmission parameter and other related parameters;

the overturning control module: the plunger overturning device is used for overturning the plunger based on preset overturning parameters;

A transmission module: the plunger conveying device is used for conveying the plunger to a specified fixed position based on preset conveying parameters and conveying the plunger to a corresponding outlet position after the processing is finished;

Fixing the module: the plunger fixing device is used for fixing the plunger when the plunger reaches a specified position; meanwhile, when the treatment is finished, the fixation is automatically released;

a camera module: the system comprises a main control module, a database and a display module, wherein the main control module is used for acquiring a plunger processing image in real time and transmitting the acquired graphic data to the main control module, the database and the display module;

The main control module: the single chip microcomputer is used for controlling each module to work normally, receiving image data transmitted by the camera module and judging whether the plunger piston is processed or not based on the image data;

a processing module: the device is used for carrying out relevant pretreatment of sand blasting, cleaning and drying on the plunger;

A database: the plunger processing device is used for storing plunger image data subjected to standardization processing and an acquired real-time plunger processing image;

A display module: the display is used for displaying the plunger processing image in real time;

A communication module: for signal transmission using radio frequency identification technology.

another object of the present invention is to provide a plunger preprocessing rollover control method applied to the plunger preprocessing rollover control system, including:

step one, the method is used for setting a turning parameter, a transmission parameter and other related parameters;

Step two, the plunger is transmitted to a specified fixed position based on preset transmission parameters, and meanwhile, when the plunger reaches the specified position, the plunger is automatically fixed, and a fixed signal is transmitted;

Thirdly, the system receives the fixed signal and carries out relevant pretreatment of sand blasting, cleaning and drying on the plunger; transmitting the processed signal after the processing is finished;

Step four, the system receives the processed signal, acquires a current image of the plunger, compares the current image with a standard image which is stored in a database in advance and is processed completely, turns the plunger to a specified position based on preset turning parameters when the current image is consistent with the standard image, and performs related pre-processing of sand blasting, cleaning and drying on the other surface of the plunger again; when the comparison is inconsistent, processing the plunger again until the comparison is consistent, and contacting, fixing and conveying the plunger to an outlet position;

and fifthly, storing the plunger images acquired in real time by using the database, and displaying the plunger images acquired in real time by using the display.

In summary, the advantages and positive effects of the invention are:

In the process of overturning the plunger, the photoelectric sensor in the position acquisition module is used for detecting whether the plunger reaches a fixed position or not, so that the plunger is prevented from falling when not placed at a specified position; the overturning angle of the plunger is acquired by using an inclination angle sensor in the angle acquisition module, so that the overturning precision of the plunger is improved; utilize the weight sensor among the gravity collection module to detect the weight of plunger in each direction of upset in-process, the inside atmospheric pressure of accurate control cylinder prevents that the plunger from appearing damaging.

according to the invention, in the process of controlling the plunger, the camera module is adopted to collect images of each position of the plunger, and the acquired images are processed through the image rotation module, the gray processing module, the image sharpening processing module, the image reverse color processing module and the linear transformation module, so that clear images can be obtained, the system can conveniently identify the position and the motion state of the plunger, the overturning precision of the plunger is improved, and the plunger is prevented from being damaged. In the image processing process in the database, the images with high plunger danger degree are identified and stored, and corresponding reference data samples are established, so that the accuracy of plunger overturning control is improved.

the invention can realize automatic plunger overturning control, can convey, fix, overturn and process the plunger at the same time, automatically judges whether the plunger processing condition reaches the standard, reduces the workload and the interference and error caused by human factors, has high overall system efficiency, and saves manpower and material resources.

drawings

fig. 1 is a schematic structural diagram of a plunger preprocessing and overturning control system according to an embodiment of the present invention.

fig. 2 is a flowchart of a method for controlling overturning of a plunger preprocessing according to an embodiment of the present invention.

in the figure: 1. a parameter setting module; 2. a turnover control module; 3. a transfer module; 4. a fixed module; 5. a camera module; 6. a main control module; 7. a processing module; 8. a database; 9. a display module; 10. and a communication module.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is further described in detail with reference to the following embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

in order to solve the above technical problems, the technical solution of the present invention is described in detail below with reference to the accompanying drawings.

As shown in fig. 1, a plunger preprocessing and overturning control system provided in an embodiment of the present invention includes:

The parameter setting module 1 is connected with the processing module 7 and is used for setting the turning parameter, the transmission parameter and other related parameters.

and the overturning control module 2 is connected with the processing module 7 and used for overturning the plunger based on preset overturning parameters.

And the transmission module 3 is connected with the processing module 7 and is used for transmitting the plunger to a specified fixed position based on preset transmission parameters and transmitting the plunger to a corresponding outlet position after the processing is finished.

the fixing module 4 is connected with the processing module 7 and is used for fixing the plunger when the plunger reaches a specified position; and when the treatment is finished, the fixation is automatically released.

And the camera module 5 is connected with the processing module 7 and is used for acquiring a plunger processing image in real time and transmitting the acquired graphic data to the main control module 6, the database 8 and the display module 9.

And the main control module 6 is connected with the processing module 7 and is used for controlling each module to normally work by utilizing the single chip microcomputer, receiving the image data transmitted by the camera module 5 and judging whether the plunger is processed or not based on the image data.

And the processing module 7 is connected with each module to realize the overturning of the pretreatment process of the plunger.

And the database 8 is connected with the processing module 7 and is used for storing the plunger image data subjected to standardization processing and the acquired real-time plunger processing image.

And the display module 9 is connected with the processing module 7 and is used for displaying the plunger processing image in real time by using the display.

And the communication module 10 is connected with the processing module 7 and is used for carrying out signal transmission by utilizing the radio frequency identification technology.

The fixing device is used for fixing the plunger when the plunger reaches a specified position; meanwhile, after the processing is finished, the fixing module 4 for automatically releasing the fixing comprises:

and the position acquisition module is connected with the processing module and detects whether the plunger reaches a fixed position or not by utilizing a photoelectric sensor.

and the angle acquisition module is connected with the processing module, and the plunger acquires the overturning angle of the plunger in the overturning process by utilizing the inclination angle sensor.

the gravity collection module is connected with the processing module, and when the plunger is overturned, the weight of the plunger is detected by using the weight sensor and is transmitted to the processing module, and the processing module controls the air pressure in the air cylinder.

the system for acquiring the plunger processing image in real time and transmitting the acquired image data to the main control module 6, the database 8 and the camera module 5 of the display module 9 to process the image comprises the following steps:

And the image rotating module is used for rotating the image according to the requirement of the set parameters to obtain the clear angle of the plunger image.

and the gray processing module is used for performing gray processing on the acquired image according to the set relevant parameters.

and the image sharpening processing module selects a pair of gray images by the plunger at will, sharpens and filters the images by using a Laplacian operator, and superposes the images with the original images to realize the enhancement of the images.

the image inversion processing module inverts R, G, B color components of the color image. When the plunger is turned over, the background appears black, the reverse color processing of the selected image is automatically selected or not by a program according to the proportion of the quantity of the two colors of the background and the object communicating domain.

and the linear transformation module is used for mapping the acquired image from one vector space to another vector space so as to improve the definition of the image.

The specific process of processing the image data by the database 8 for storing the plunger image data subjected to the standardization processing and the acquired real-time plunger processing image is as follows:

Firstly, acquiring the access authority of a related device, and defining the target of data classification; formulating a reasonable plunger image classification strategy according to the danger degree and the accuracy of the plunger in the overturning process;

Secondly, establishing a corresponding data sample for the acquired plunger images, determining which images are dangerous, and extracting corresponding characteristic elements;

Establishing corresponding data samples for the images needing to be verified and classified, identifying the data samples, extracting corresponding feature points, and comparing the feature points with the feature elements one by one; images with the same characteristic elements are classified into one type;

And finally, finding the storage position of the image data according to the images with the same characteristic elements, and classifying.

as shown in fig. 2, the method for controlling overturning of plunger preprocessing according to the embodiment of the present invention includes:

s201: for setting the flipping parameters, transmission parameters and other related parameters.

S202: the method comprises the steps that a plunger is conveyed to a specified fixed position based on preset conveying parameters, and meanwhile when the plunger reaches the specified position, the plunger is automatically fixed and a fixed signal is conveyed;

S203: the system receives the fixed signal, and performs related pretreatment of sand blasting, cleaning and drying on the plunger; transmitting the processed signal after the processing is finished;

s204: the system receives the processed signal, acquires a current image of the plunger, compares the current image with a standard image which is stored in a database in advance and is processed completely, turns the plunger to a specified position based on preset turning parameters when the current image is consistent with the standard image, and performs related pretreatment of sand blasting, cleaning and drying on the other surface of the plunger again; when the comparison is inconsistent, processing the plunger again until the comparison is consistent, and contacting, fixing and conveying the plunger to an outlet position;

S205: the plunger images acquired in real time are stored by using the database, and the plunger images acquired in real time are displayed by using the display.

The working principle of the invention is as follows:

Firstly, setting a turning parameter, a transmission parameter and other related parameters based on a parameter setting module 1; the overturning parameters include but are not limited to the completion of the processing of each overturning angle of the plunger and the overturning of each plunger for several times; secondly, the transmission module 3 transmits the plunger to a specified fixed position based on preset transmission parameters and sends a reaching signal, and the main control module 6 receives the reaching signal and controls the fixing module 4 to fix the plunger; after the fixing of the fixing module 4 is finished, a fixed signal is sent out, the main control module 6 receives the fixed signal, and the control processing module 7 carries out sand blasting, cleaning and drying related pretreatment on the plunger; after the processing of the processing module 7 is finished, a processed signal is sent to the main control module 6, the main control module 6 receives the signal, the current plunger image data is compared with standard data stored in the database 8 in advance, and if the comparison is not consistent, the processing module 7 processes the current plunger image data again; if the comparison is consistent, controlling the overturning control module to overturn the plunger based on a preset overturning angle parameter, and after overturning is finished, controlling the processing module 7 to perform sand blasting, cleaning and drying related pretreatment on the plunger; the main control module 6 compares the current plunger image data with standard data stored in the database 8 in advance, and if the comparison is inconsistent, the processing module 7 processes the current plunger image data again; if the comparison is consistent, the turnover control module 2 automatically compares the current turnover frequency with a preset turnover frequency, and if the current turnover frequency is consistent with the preset turnover frequency, a processing completion signal is transmitted to the main control module 6; and when the two images are inconsistent, repeating the processes of overturning, processing and comparing until the two images are consistent. The main control module 6 receives the processing completion signal, controls the fixing module 4 to contact and fix, and controls the transmission module 3 to transmit the plunger to the corresponding outlet position. The display module 9 displays the plunger processing image in real time by using a display; meanwhile, the signal transmission of the whole control process is completed by the communication module 10 by using the radio frequency identification technology.

the technical solution of the present invention will be further described with reference to the following experiments.

the above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents and improvements made within the spirit and principle of the present invention are intended to be included within the scope of the present invention.