CN114638450A - Comprehensive quality inspection method for flexible machining parts - Google Patents
Comprehensive quality inspection method for flexible machining parts Download PDFInfo
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- CN114638450A CN114638450A CN202011486273.3A CN202011486273A CN114638450A CN 114638450 A CN114638450 A CN 114638450A CN 202011486273 A CN202011486273 A CN 202011486273A CN 114638450 A CN114638450 A CN 114638450A
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- 238000007689 inspection Methods 0.000 title claims abstract description 120
- 238000000034 method Methods 0.000 title claims abstract description 35
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- 238000004519 manufacturing process Methods 0.000 claims abstract description 20
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Abstract
The invention discloses a comprehensive quality inspection method for flexible machined parts, which comprises the following steps: s1) providing a quality inspection planning program and a quality inspection detection program, wherein the quality inspection planning program is integrated with a quality inspection sample table; the quality detection program is integrated with an on-machine detection program and an image detection program; s2) the MES system correspondingly reaches each work station of the production line under the machine detection program and the image detection program, and each work station also uploads the quality detection result back to the MES system after the work station completes the quality detection operation; s3) providing a final inspection program, wherein the final inspection program establishes communication connection with the MES system, can download the quality inspection sample table and the quality inspection results of each work station from the MES system, and generates a quality inspection table filled with result data after summarizing and calculating the quality inspection results; the final inspection program then also uploads the resulting quality inspection table to the MES system. The comprehensive quality inspection method can realize serialization, digitalization and informatization of a quality inspection process, effectively evaluate the stability of a production line and reduce invalid processing waste.
Description
Technical Field
The invention relates to the technical field of machining quality inspection, and particularly provides a comprehensive quality inspection method for a flexible machining part.
Background
Machining belongs to a typical discrete manufacturing industry, generally, quality inspection of parts is carried out after machining and forming and enters a quality inspection department, and part of key dimensions are measured on machine through a measuring head in a machining center to guide machining. However, these methods have the following drawbacks: 1) when various small-batch machined parts are processed, a special machine cannot be introduced for quality inspection, so that the time cost occupied by the quality inspection link is extremely high under the requirement of full inspection of the product size; 2) conventional general-purpose quality inspection equipment, for example: imaging instruments, three-dimensional devices, CNC detection systems, etc. require high technical thresholds, which increase the labor cost of the quality inspection process. 3) Most of quality inspection results are discrete information, and the digital degree is low and the real-time performance is not high through manual collection and arrangement, so that the digital application such as online analysis and prediction cannot be supported.
In view of the above, the present invention is particularly proposed.
Disclosure of Invention
In order to overcome the defects, the invention provides a comprehensive quality inspection method for flexible machining parts, which can realize serialization, digitalization and informatization of a quality inspection process, can effectively evaluate the stability of a production line and reduce invalid machining waste; and the automation rate of the quality inspection process and the control efficiency of the product quality and the production equipment can be improved.
The technical scheme adopted by the invention for solving the technical problem is as follows: a comprehensive quality inspection method for flexible machining parts comprises the following steps:
s1), quality inspection design:
a) providing a quality inspection planning program, wherein the quality inspection planning program is integrated with a quality inspection sample table established according to the quality inspection content, the quality inspection tool and the quality inspection method of the part;
b) providing a quality detection program, wherein the quality detection program integrates an on-machine detection program capable of being applied to on-machine measurement of a machine tool and an image detection program capable of being applied to image detection equipment;
s2), performing quality inspection:
the MES system establishes communication connection with the quality inspection planning program and the quality inspection detection program respectively, and can correspondingly reach each work station of the production line under the on-machine detection program and the image detection program; after each work station of the production line completes the quality inspection operation, each work station also uploads the quality inspection result to the MES system;
s3), final inspection:
providing a final inspection program, wherein the final inspection program is in communication connection with the MES system, can download the quality inspection sample table and the quality inspection results of each work station from the MES system, and generates a quality inspection table filled with result data after summarizing and calculating the quality inspection results; subsequently, the final inspection program also uploads the resulting quality inspection table to the MES system.
As a further improvement of the invention, the quality inspection planning program and the quality inspection program are installed in a PC.
As a further improvement of the invention, the quality inspection planning program is further integrated with a product model database, and the product model database is used for storing 2D engineering drawings and 3D drawings of parts.
As a further improvement of the invention, when a manual work station is arranged in the production line, a quality inspection module is integrated in a controller of the manual work station, and the detection result of the quality inspection module is manually input into the MES system.
The invention has the beneficial effects that: the quality inspection method provided by the invention can be effectively integrated with an MES system and a production line, and the quality inspection process is dispersedly arranged in a processing link according to the forming sequence of the characteristics to be detected of the parts, so that the serialization, the digitization and the informatization of the quality inspection process are realized, the stability of processing equipment or a processing method can be effectively evaluated, the problem of the equipment can be found in time, and the invalid processing waste is reduced; and the manual operation of a quality inspection execution link can be reduced, the instability caused by manual quality inspection is reduced, and the automation rate of the quality inspection process and the control efficiency of the product quality and the production equipment are improved.
Drawings
FIG. 1 is a schematic block diagram of a comprehensive quality inspection method for flexible machined parts according to the present invention.
The following description is made with reference to the accompanying drawings:
1-quality inspection planning procedure; 10-quality inspection sample table; 11-product model database;
2-quality testing procedure; 20-on-machine detection procedure; 21-image detection procedure; 3-MES system; 4, final inspection; and 5, a quality inspection module.
Detailed Description
The following embodiments of the present invention are provided by way of specific examples, and other advantages and effects of the present invention will be readily apparent to those skilled in the art from the disclosure of the present invention.
It should be understood that the structures, ratios, sizes, and the like shown in the drawings and described in the specification are only used for matching with the disclosure of the specification, so as to be understood and read by those skilled in the art, and are not used to limit the conditions of the present invention, so that the present invention has no technical significance.
Example (b):
referring to fig. 1, a schematic block diagram of a comprehensive quality inspection method for flexible machined parts according to the present invention is shown.
The comprehensive quality inspection method of the flexible machining part provided by the invention comprises the following steps:
s1), quality inspection design:
a) providing a quality inspection planning program 1, wherein the quality inspection planning program 1 is integrated with a quality inspection sample table 10 established according to the quality inspection content, the quality inspection tool, the quality inspection method and the like of the part;
b) providing a quality inspection program 2, wherein the quality inspection program 2 integrates an on-machine inspection program 20 capable of being applied to on-machine measurement of a CNC machine tool and an image inspection program 21 capable of being applied to production line image inspection equipment; for the on-machine detection program 20, the invention generates the processing code of the CNC machine tool through CAM intelligent programming and simultaneously generates the on-machine detection program 20; for the image detection program 21, the invention is generated by CAM intelligent programming;
s2), performing quality inspection:
the MES system 3 establishes TCP/IP protocol communication connection with the quality inspection planning program 1 and the quality inspection program 2, respectively, and can correspondingly reach each work station of the production line under the on-machine inspection program 20 and the image inspection program 21, so that each work station of the production line correspondingly performs quality inspection operation according to the on-machine inspection program 20 or the image inspection program 21, specifically:
the MES system 3 transmits the on-machine detection program 20 to a CNC machine tool controller of a corresponding work station, after the CNC machine tool in the work station finishes processing, all processing parts such as a drill bit, a cutter, a milling cutter, a punch and the like on the CNC machine tool are replaced by sensors (or probes), the sensors (or probes) correspondingly detect some characteristic parts (such as processing holes and the like) on a part under the control of the on-machine detection program 20, and after acquisition is finished and processing is carried out through machine tool data acquisition software (secondary development through a fanuc function library), on-machine detection results are obtained;
the MES system 3 sends the image detection program 21 to a controller of corresponding image detection equipment, and the image detection equipment performs image detection on some characteristic parts on the part under the control of the image detection program 21 and acquires an image detection result;
after each work station of the production line completes quality inspection operation according to the on-machine inspection program 20 or the image inspection program 21, machine tool data acquisition software in the work station uploads the obtained on-machine inspection result to the MES system 3, and the image inspection equipment uploads the obtained image inspection result to the MES system 3;
s3), final inspection:
providing a final inspection program 4, wherein the final inspection program 4 establishes a TCP/IP protocol communication connection with the MES system 3, can download the quality inspection sample table 10 and the quality inspection results of each work station from the MES system 3, and generates a quality inspection table filled with result data after summarizing and calculating the quality inspection results; subsequently, the final inspection program 4 also uploads the resulting quality inspection table to the MES system 3.
In this embodiment, it is preferable that both the quality control planning program 1 and the quality control program 2 are installed in a desktop PC. And the quality inspection planning program 1 and the quality inspection program 2 may be installed in the same PC or in two PCs as necessary.
Preferably, the quality control planning program 1 further integrates a product model database 11, the product model database 11 is used for storing 2D engineering drawings and 3D drawings of the parts, and the MES system 3 downloads the part mechanical drawings from the product model database 11 to assist in viewing quality control results.
Preferably, when a manual station is further provided in the production line, the quality inspection module 5 is integrated into a controller of the manual station, and the detection result of the quality inspection module 5 is manually entered into the MES system 3.
In summary, compared with the prior art, the quality inspection method provided by the invention can be effectively integrated with an MES system and a production line, and the quality inspection process is dispersedly arranged in a processing link according to the forming sequence of the characteristics to be detected of the parts, so that the serialization, the digitization and the informatization of the quality inspection process are realized, the stability of processing equipment or a processing method can be effectively evaluated, the problem of the equipment can be timely found, and the invalid processing waste is reduced; and the manual operation of a quality inspection execution link can be reduced, the instability caused by manual quality inspection is reduced, and the automation rate of the quality inspection process and the control efficiency of the product quality and the production equipment are improved.
The above description is only a preferred embodiment of the present invention, but not intended to limit the present invention, and it should be noted that, for those skilled in the art, several modifications and variations can be made without departing from the technical principle of the present invention, and these modifications and variations should also be considered as within the protective scope of the present invention.
Claims (4)
1. A comprehensive quality inspection method for flexible machining parts is characterized by comprising the following steps: the method comprises the following steps:
s1), quality inspection design:
a) providing a quality inspection planning program (1), wherein the quality inspection planning program (1) is integrated with a quality inspection sample table (10) established according to the quality inspection content, the quality inspection tool and the quality inspection method of the part;
b) providing a quality detection program (2), wherein the quality detection program (2) integrates an on-machine detection program (20) capable of being applied to on-machine measurement of a machine tool and an image detection program (21) capable of being applied to image detection equipment;
s2), performing quality inspection:
the MES system (3) is respectively communicated with the quality inspection planning program (1) and the quality inspection detection program (2), and can correspondingly reach each work station of the production line under the on-machine detection program (20) and the image detection program (21); after each work station of the production line completes the quality inspection operation, each work station also uploads the quality inspection result to the MES system (3);
s3), final inspection:
providing a final inspection program (4), wherein the final inspection program (4) is in communication connection with the MES (3), can download the quality inspection sample table (10) and the quality inspection results of each work station from the MES (3), and generates a quality inspection table filled with result data after summarizing and calculating the quality inspection results; subsequently, the final inspection program (4) also uploads the resulting quality inspection table to the MES system (3).
2. The method of claim 1, wherein the step of performing the comprehensive quality inspection comprises: the quality inspection planning program (1) and the quality inspection detecting program (2) are both installed in a PC.
3. The method of claim 1, wherein the step of performing the comprehensive quality inspection comprises: the quality inspection planning program (1) is further integrated with a product model database (11), and the product model database (11) is used for storing 2D engineering drawings and 3D drawings of parts.
4. The method of claim 1, wherein the step of performing the comprehensive quality inspection comprises: when a manual work station is arranged in the production line, a quality inspection module (5) is integrated in a controller of the manual work station, and the detection result of the quality inspection module (5) is manually input into the MES system (3).
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN203579318U (en) * | 2013-12-13 | 2014-05-07 | 湖北三江航天险峰电子信息有限公司 | Turning and online detection device for small deep blind holes |
| CN105108585A (en) * | 2015-08-31 | 2015-12-02 | 咸宁市洪盛模具科技有限公司 | Online detecting system and method of numerically-controlled machine tool |
| CN107203841A (en) * | 2017-05-08 | 2017-09-26 | 中车青岛四方机车车辆股份有限公司 | The method of inspection and device of product quality |
| CN107917728A (en) * | 2017-10-31 | 2018-04-17 | 沈机（上海）智能系统研发设计有限公司 | A kind of quality detecting method of workpiece, system, integrated system and server |
| CN110009211A (en) * | 2019-03-27 | 2019-07-12 | 北京计算机技术及应用研究所 | A kind of product visualization checking system based on threedimensional model |
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2020
- 2020-12-16 CN CN202011486273.3A patent/CN114638450A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN203579318U (en) * | 2013-12-13 | 2014-05-07 | 湖北三江航天险峰电子信息有限公司 | Turning and online detection device for small deep blind holes |
| CN105108585A (en) * | 2015-08-31 | 2015-12-02 | 咸宁市洪盛模具科技有限公司 | Online detecting system and method of numerically-controlled machine tool |
| CN107203841A (en) * | 2017-05-08 | 2017-09-26 | 中车青岛四方机车车辆股份有限公司 | The method of inspection and device of product quality |
| CN107917728A (en) * | 2017-10-31 | 2018-04-17 | 沈机（上海）智能系统研发设计有限公司 | A kind of quality detecting method of workpiece, system, integrated system and server |
| CN110009211A (en) * | 2019-03-27 | 2019-07-12 | 北京计算机技术及应用研究所 | A kind of product visualization checking system based on threedimensional model |
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