CN104765322B - Production line monitoring system - Google Patents
Production line monitoring system Download PDFInfo
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- CN104765322B CN104765322B CN201410001297.3A CN201410001297A CN104765322B CN 104765322 B CN104765322 B CN 104765322B CN 201410001297 A CN201410001297 A CN 201410001297A CN 104765322 B CN104765322 B CN 104765322B
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- 238000004519 manufacturing process Methods 0.000 title claims abstract description 263
- 238000012544 monitoring process Methods 0.000 title claims abstract description 40
- 238000007405 data analysis Methods 0.000 claims abstract description 30
- 238000000034 method Methods 0.000 claims abstract description 15
- 238000012545 processing Methods 0.000 claims abstract description 11
- 238000004458 analytical method Methods 0.000 claims description 8
- 230000008859 change Effects 0.000 claims description 8
- 230000008569 process Effects 0.000 claims description 6
- 230000009471 action Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000003137 locomotive effect Effects 0.000 description 2
- 230000002159 abnormal effect Effects 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 230000037396 body weight Effects 0.000 description 1
- 239000008358 core component Substances 0.000 description 1
- 238000013500 data storage Methods 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 238000007726 management method Methods 0.000 description 1
- 238000013507 mapping Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012797 qualification Methods 0.000 description 1
- 238000003908 quality control method Methods 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
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- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B19/00—Programme-control systems
- G05B19/02—Programme-control systems electric
- G05B19/418—Total factory control, i.e. centrally controlling a plurality of machines, e.g. direct or distributed numerical control [DNC], flexible manufacturing systems [FMS], integrated manufacturing systems [IMS] or computer integrated manufacturing [CIM]
- G05B19/41875—Total factory control, i.e. centrally controlling a plurality of machines, e.g. direct or distributed numerical control [DNC], flexible manufacturing systems [FMS], integrated manufacturing systems [IMS] or computer integrated manufacturing [CIM] characterised by quality surveillance of production
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P90/00—Enabling technologies with a potential contribution to greenhouse gas [GHG] emissions mitigation
- Y02P90/02—Total factory control, e.g. smart factories, flexible manufacturing systems [FMS] or integrated manufacturing systems [IMS]
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- General Physics & Mathematics (AREA)
- Automation & Control Theory (AREA)
- General Factory Administration (AREA)
- Management, Administration, Business Operations System, And Electronic Commerce (AREA)
Abstract
The invention discloses a kind of production line monitoring system, including：Data acquisition module, data analysis module and quality pre-alert module；Data acquisition module, for gathering the production process information on production line and producing the data message of product, and production process information and data message is sent to data analysis module；Data analysis module, for receiving production process information and data message, and analyze production process information to detect whether production line is in normal operating conditions and analyzing and processing data information to detect whether production product qualified, and result is sent to quality pre-alert module；Quality pre-alert module, is analyzed for reception processing result, and to it, is alarmed if result is improper for production process and/or production product is unqualified.Production line monitoring system provided by the present invention can monitor each link of production of production line in real time, make whole production procedure transparency, and the accuracy and real-time manufactured has been effectively ensured.
Description
Technical field
The present invention relates to production line technology field, more particularly to a kind of production line monitoring system.
Background technology
With the development in epoch, scientific and technological progress, research and requirement of the people to locomotive have new height, turn of locomotive
To frame core component, its direct bearing body weight, it is ensured that vehicle passes through curve.Meanwhile, the production of bogie also turns into
The major issue that can not be ignored.
And the production of existing bogie part and detect and mostly use manual type, be affected by human factors it is larger, and
Manual operation is relatively slow and preferably malfunctioning causes quality problems frequently to occur, and whole production procedure lacks transparency, it is impossible to effectively
Ensure the accuracy and real-time manufactured.
The content of the invention
The present invention provides a kind of production line monitoring system, to solve bogie part production in the prior art and detect
Manual type is mostly used, is affected by human factors larger, and manual operation is compared with slow and preferably malfunctioning causes quality problems frequent
Occur, and whole production procedure lacks transparency, it is impossible to the problem of accuracy and real-time of the manufacturing is effectively ensured.
A kind of production line monitoring system of the present invention, it is characterised in that including：Data acquisition module, data analysis module with
And quality pre-alert module；
The data acquisition module, for gathering the production process information on production line and producing the data letter of product
Breath, and the production process information and the data message are sent to the data analysis module；
The data analysis module, for receiving the production process information and the data message, and analyzes described
Production process information is to detect whether the production line in normal operating conditions and analyzes and processes the data message to examine
Whether qualified survey the production product, and result is sent to the quality pre-alert module；
The quality pre-alert module, is analyzed for receiving the result, and to it, if the result
For production process it is improper and/or production product it is unqualified, alarmed.
Production line monitoring system provided by the present invention, is believed by the production process on data collecting module collected production line
The data message of breath and production product, and the production process information and the data message are sent to the data point
Analyse module；Data analysis module analyze the production process information with detect the production line whether in normal operating conditions with
And the data message is analyzed and processed to detect whether the production product is qualified, and result is sent pre- to the quality
Alert module；Quality pre-alert resume module result, and it is analyzed, if the result is that production process is improper
And/or production product is unqualified, is alarmed.The each link of production of production line can be so monitored in real time, make whole production
Flow transparency, has been effectively ensured the accuracy and real-time manufactured.
Brief description of the drawings
The structural representation of production line monitoring system embodiment one that Fig. 1 provides for the present invention；
The structural representation of production line monitoring system embodiment two that Fig. 2 provides for the present invention；
The structural representation of production line monitoring system embodiment three that Fig. 3 provides for the present invention；
The production line monitoring system example IV structural representation that Fig. 4 provides for the present invention.
Embodiment
To make the purpose, technical scheme and advantage of the embodiment of the present invention clearer, below in conjunction with the embodiment of the present invention
In accompanying drawing, the technical scheme in the embodiment of the present invention is clearly and completely described, it is clear that described embodiment is
A part of embodiment of the present invention, rather than whole embodiments.Based on the embodiment in the present invention, those of ordinary skill in the art
The every other embodiment obtained under the premise of creative work is not made, belongs to the scope of protection of the invention.
Embodiment one
As shown in figure 1, the structural representation of production line monitoring system embodiment one provided for the present invention, is specifically included：Number
According to acquisition module 11, data analysis module 12 and quality pre-alert module 13；
The data acquisition module 11, for gathering the production process information on production line and producing the data letter of product
Breath, and the production process information and the data message are sent to the data analysis module；The data analysis mould
Block 12, for receiving the production process information and the data message, and analyzes the production process information to detect
State whether production line is in normal operating conditions and analyzes and processes the data message to detect whether the production product closes
Lattice, and result is sent to the quality pre-alert module；The quality pre-alert module 13, for receiving the processing knot
Really, and to it analyze, reported if the result is improper for production process and/or production product is unqualified
It is alert.
Specifically, data acquisition module 11 is led to by setting multiple sensors with difference in functionality on a production line
The production process information crossed in sensor collection production and the data message for producing product, and by production process information and production
Product data message is sent to the data analysis module 12；Wherein, production process information mainly includes some lathe working conditions
Relevant parameter for example produce size needed for product, radian etc., the main shape including product, big of product data information
Small, length, width etc..In addition, data acquisition module 11 can also send the data collected to display, in order to
Producers check at any time, timely pay close attention to the production process information of production line and produce the data message of product.For example lead to
Cross display certain time period certain station all online quality control data, the qualified quantity of such as product, unqualified quantity and
Qualification rate, in order to which staff has the production being directed to.
Data analysis module 12, for receiving the production process information and the data message, and analyzes the life
Production procedural information is to detect whether the production line in normal operating conditions and analyzes and processes the data message to detect
Whether the production product is qualified, and result is sent to the quality pre-alert module 13.The basis of data analysis module 12
Production process information on production line can detect whether the production line is in normal operating conditions, if for example, will be adopted
The production process information of collection is matched with the production process information under the normal operating conditions prestored, if mismatching
Illustrate that production line is in abnormal operating state, then result is sent to quality pre-alert module 13.Or, data analysis mould
Whether block 12 is qualified according to the product data information detection production product, if for example, detected in product data information
Product length is beyond full-length or less than full-length, it is determined that corresponding product is non-qualified products, then by result
Send to quality pre-alert module 13.Quality pre-alert module 13, is analyzed for receiving the result, and to it, if
The result is that production process is improper and/or production product is unqualified, is alarmed.In addition, data analysis module is also
The processing procedure that can be recorded to the data collected, arrange, calculate, mapping, analyzing, provides quality by tendency chart and becomes
Different analysis, and tendency chart is sent to display, to show the exception of production process, decision support is provided for quality management,
Enterprise is helped persistently to improve the quality of production.
In addition, quality pre-alert module 13, if it is that production process is improper and/or production is produced to be additionally operable to the result
Product are unqualified, then analysis production process is improper and/or produces the underproof data message of product, and provides optimal solution party
Case.Specifically, if the result is that production process is improper, the analysis production process anon-normal of quality pre-alert module 13
Normal data message, and provide optimal solution.If the result is the production underproof data message of product,
The analysis production underproof data message of product of quality pre-alert module 13, and provide optimal solution.Or, if produced
Journey is improper and to produce product unqualified, then quality pre-alert module 13 analyzes the improper number of production process it is believed that and analyzing
The underproof data message of product is produced, optimal solution is provided.
The production line monitoring system that the present embodiment is provided, the production on production line is gathered by data acquisition module 11
Journey information and the data message for producing product, and the production process information and the data message are sent to the number
According to analysis module 12；Data analysis module 12 analyzes the production process information to detect whether the production line is in normal work
Make state and analyze and process the data message to detect whether the production product is qualified, and result is sent to institute
State quality pre-alert module 13；The reception processing result of quality pre-alert module 13, and it is analyzed, if the result is
Production process is improper and/or production product is unqualified, is alarmed.The production that production line can so be monitored in real time is each
Link, makes whole production procedure transparency, and the accuracy and real-time manufactured has been effectively ensured.
Embodiment two
As shown in Fig. 2 the structural representation of production line monitoring system embodiment two provided for the present invention, the present embodiment is in reality
On the basis of applying example one, except the data acquisition module 22 comprising system described in embodiment one, data analysis module 23 and
Outside quality pre-alert module 24, in addition to memory module 21.
The data acquisition module 22, for gathering the production process information on production line and producing the data letter of product
Breath, and the production process information and the data message are sent to memory module 21 and the data analysis module
23；Memory module 21, for storing production process information and production on the production line that the data acquisition module 22 is gathered
The data message of product.The data analysis module 23, for receiving the production process information and the data message, and
The production process information is analyzed to detect the production line whether in normal operating conditions and the analyzing and processing data
Information is sent result to the quality pre-alert module with detecting whether the production product is qualified；The quality is pre-
Alert module 24, is analyzed for receiving the result, and to it, if the result is that production process is improper
And/or production product is unqualified, is alarmed.
Production line monitoring system provided by the present invention, the production process on production line is gathered by data acquisition module 22
Information and the data message for producing product, and the production process information and the data message are sent to memory module
21 and the data analysis module 23；Memory module 21 stores the production on the production line that the data acquisition module 22 is gathered
The data message of procedural information and production product is backed up, and data analysis module 23 analyzes the production process information to examine
Surveying the production line and whether being in normal operating conditions and analyze and process the data message is to detect the production product
It is no qualified, and result is sent to the quality pre-alert module 24；The reception processing result of quality pre-alert module 24, and to it
Analyzed, alarmed if the result is improper for production process and/or production product is unqualified.So may be used
The each link of production to monitor production line in real time, makes whole production procedure transparency, and the accurate of the manufacturing has been effectively ensured
Property and real-time.
Embodiment three
As shown in figure 3, the structural representation of production line monitoring system embodiment two provided for the present invention, the present embodiment is in reality
On the basis of applying example two, except the data acquisition module 32 comprising system described in embodiment two, data analysis module 33, quality
Outside warning module 34 and memory module 31, in addition to：Module of changing the line of production 35.
Module 35 and the data acquisition module 32, the data analysis module 33, the quality pre-alert mould of changing the line of production
Block 34 and the memory module 31 are connected；
The module 35 of changing the line of production, for obtaining production product information from the database for prestoring production product information,
Production equipment frock information is obtained from the database for prestoring production equipment frock information；And analyze production product information and
Production equipment frock information generates trigger signal driving production line of changing the line of production and completes to change the line of production.
Specifically, after a kind of product completes to produce, the production of another product is turned to, then needs startup to change the line of production
Module 35, can be by setting an interface, it is only necessary to which user, which clicks on corresponding production on interface, can start mould of changing the line of production
Block 35.After module of changing the line of production 35 starts, then the data that corresponding data acquisition module 32 is gathered are the product life after changing the line of production
The production process information of producing line and the product data information after changing the line of production, and above- mentioned information sent to memory module 31 and
The data analysis module 33；On production line after what memory module 31 stored that the data acquisition module 32 gathers change the line of production
The data message of production process information and the production product after changing the line of production.The data analysis module 33, changes the line of production for receiving
The production process information afterwards and the data message after changing the line of production, and the production process after changing the line of production described in analyzing
Information with detect production line after described change the line of production whether in normal operating conditions and analyzing and processing change the line of production after product
Data message is sent result to the quality pre-alert module 34 with detecting whether the production product is qualified；It is described
Quality pre-alert module 34, is analyzed for receiving the result, and to it, if the result is after changing the line of production
Production process it is improper or production product of after changing the line of production is unqualified, alarmed.
The production line monitoring system that the present embodiment is provided, the data acquisition module except including system described in embodiment two
Outside block 32, data analysis module 33, quality pre-alert module 34 and memory module 31, in addition to：Module of changing the line of production 35.By turning
Production module 35 can quickly realize the production of changing the line of production of product, improve production efficiency.
Below by taking bogie and wheel shaft production line as an example, the production line monitoring system that the present invention is provided is carried out specifically
It is bright.
Example IV
As shown in figure 4, the production line monitoring system example IV structural representation provided for the present invention, is specifically included：
The monitoring of the present embodiment production line includes bogie production line monitoring system and wheel shaft production line monitoring system, wherein
Bogie production line monitoring system includes multiple data acquisition equipments, bogie production monitoring server and bogie production line
Giant-screen；Wheel shaft production line monitoring system includes multiple data acquisition equipments, wheel shaft production monitoring server and wheel shaft production
Line giant-screen.
Specifically, multiple data acquisition equipments in bogie production line monitoring system, for gathering bogie production
The production process information of bogie on line and the data message of bogie, and by the production process information of the bogie with
And the data message of the bogie is sent to bogie production monitoring server, the production of bogie production monitoring server storage
Procedural information and the data message, and analyze the production process information to detect whether the bogie production line is in
Normal operating conditions and the analyzing and processing bogie data message are to detect whether the bogie product is qualified, if institute
It is that bogie production process is improper or bogie product is unqualified to state result, is alarmed, and combine historical data
Improper data is analyzed, optimal solution is provided.In addition, bogie production monitoring server is by the bogie
Production process information and the data message of the bogie send to bogie production line giant-screen, so that producers are real
When check the production status of the bogie.
Multiple data acquisition equipments in wheel shaft production line monitoring system, for gathering wheel shaft production line upper whorl axial parts
Production process information and wheel shaft parts product data message, and by the production process information of the wheel shaft parts with
And the data message of wheel shaft parts is sent to wheel shaft production monitoring server, wheel shaft production monitoring server storage wheel shaft
The data message of the production process information of parts and the wheel shaft parts, and analyze the production of the wheel shaft parts
Journey information is to detect wheel shaft production line whether believe by the data in normal operating conditions and the analyzing and processing wheel shaft parts
Breath is to detect whether the wheel shaft parts product is qualified, if the result is wheel shaft parts production process anon-normal
Often, wheel shaft parts product is unqualified, is alarmed, and improper data is analyzed with reference to historical data, provides optimal
Solution.In addition, wheel shaft production monitoring server is by the wheel shaft parts production process information and the wheel shaft zero
Parts data information is sent to wheel shaft production line giant-screen, for the production status of producers' real time inspection wheel shaft.When one
Plant wheel shaft parts to complete after producing, to turn to the production of another wheel shaft parts, then need to start wheel shaft production monitoring
Module of changing the line of production on server, user clicks on correspondence wheel shaft parts production on wheel shaft production monitoring server interface and can opened
It is dynamic.
In addition, the present embodiment also sets up a large-scale data storage server, this server is used for storing bogie life
All data that production monitoring system and wheel shaft manufacturing monitoring system are gathered, in case subsequent analysis is checked.
It should be noted that：For foregoing each method embodiment, in order to be briefly described, therefore it is all expressed as a series of
Combination of actions, but those skilled in the art should know, the present invention is not limited by described sequence of movement because
According to the present invention, some steps can be carried out sequentially or simultaneously using other.Secondly, those skilled in the art should also know
Know, embodiment described in this description belongs to preferred embodiment, involved action and module is not necessarily of the invention
It is necessary.
One of ordinary skill in the art will appreciate that：Realizing all or part of step of above method embodiment can pass through
Programmed instruction related hardware is completed, and foregoing program can be stored in a computer read/write memory medium, the program
Upon execution, the step of including above method embodiment is performed；And foregoing storage medium includes：ROM, RAM, magnetic disc or light
Disk etc. is various can be with the medium of store program codes.
Finally it should be noted that：The above embodiments are merely illustrative of the technical solutions of the present invention, rather than its limitations；Although
The present invention is described in detail with reference to the foregoing embodiments, it will be understood by those within the art that：It still may be used
To be modified to the technical scheme described in foregoing embodiments, or equivalent substitution is carried out to which part technical characteristic；
And these modification or replace, do not make appropriate technical solution essence depart from various embodiments of the present invention technical scheme spirit and
Scope.
Claims (2)
1. a kind of production line monitoring system, it is characterised in that including：Data acquisition module, data analysis module and quality are pre-
Alert module；
The data acquisition module, for gathering the production process information on production line and producing the data message of product, and
The production process information and the data message are sent to the data analysis module；
The data analysis module, for receiving the production process information and the data message, and analyzes the production
Procedural information is to detect whether the production line in normal operating conditions and analyzes and processes the data message to detect
Whether qualified state production product, and result is sent to the quality pre-alert module；
The quality pre-alert module, is analyzed for receiving the result, and to it, if the result is made a living
Production process is improper and/or production product is unqualified, is alarmed；
Also include：Memory module；
The memory module, production process information on production line and production for storing the data collecting module collected
The data message of product；
The quality pre-alert module, if it is that production process is improper and/or production product does not conform to be additionally operable to the result
The history production process information and/or the corresponding history for producing product of lattice, the then corresponding production line of the memory module acquisition
Data message, and analyze the history production process information of corresponding production line and/or the historical data letter of corresponding production product
Breath, provides optimal solution；
Also include：Change the line of production module；
Change the line of production module and the data acquisition module, the data analysis module, the quality pre-alert module and described
Memory module is connected；
The module of changing the line of production, for obtaining production product information from the database for prestoring production product information, from advance
Store and production equipment frock information is obtained in the database of production equipment frock information；And analyze production product information and production set
Standby frock information generates trigger signal driving production line of changing the line of production and completes to change the line of production.
2. system according to claim 1, it is characterised in that the quality pre-alert module, if being additionally operable to the processing
As a result it is that production process is improper and/or production product is unqualified, then analysis production process is improper and/or production product does not conform to
The data message of lattice, and provide optimal solution.
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| CN201410001297.3A CN104765322B (en) | 2014-01-02 | 2014-01-02 | Production line monitoring system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410001297.3A CN104765322B (en) | 2014-01-02 | 2014-01-02 | Production line monitoring system |
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| CN104765322A CN104765322A (en) | 2015-07-08 |
| CN104765322B true CN104765322B (en) | 2017-08-25 |
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| CN106960268B (en) * | 2016-01-12 | 2021-01-01 | 韩华精密机械株式会社 | Manufacturing process visualization device |
| CN106020157A (en) * | 2016-07-20 | 2016-10-12 | 苏州博众精工科技有限公司 | Relay production line monitoring system |
| CN106292605A (en) * | 2016-09-09 | 2017-01-04 | 芜湖能盟信息技术有限公司 | Bearing automatization Quality Monitoring Control System |
| CN106292615A (en) * | 2016-10-15 | 2017-01-04 | 温州法派服饰有限公司 | A kind of production line data collection and analysis method and device thereof |
| CN106681204B (en) * | 2016-12-09 | 2019-03-08 | 广东伟达智能装备股份有限公司 | Online production quality inspection system and method |
| CN106707898B (en) * | 2017-03-06 | 2020-07-31 | 东南大学 | Remote data acquisition and real-time analysis system of filling production line |
| CN106921930A (en) * | 2017-04-17 | 2017-07-04 | 苏州美声电子有限公司 | Audio amplifier production line efficiency monitoring system |
| CN106950937A (en) * | 2017-05-10 | 2017-07-14 | 翁茂静 | Production status monitoring method and system |
| CN107767024A (en) * | 2017-09-20 | 2018-03-06 | 彩虹集团（邵阳）特种玻璃有限公司 | One kind is used for cover-plate glass product of production line quality real-time monitoring system and method |
| CN108870696B (en) * | 2018-07-17 | 2020-10-02 | 安徽省安泰科技股份有限公司 | Intelligent control system for factory workshop |
| CN108958199A (en) * | 2018-07-27 | 2018-12-07 | 苏州市千尺浪信息科技服务有限公司 | A kind of production line monitoring system |
| CN109062165A (en) * | 2018-08-30 | 2018-12-21 | 东莞广宇精密电子有限公司 | A kind of production line data monitoring analysis system |
| CN109753001A (en) * | 2019-01-21 | 2019-05-14 | 江铃汽车股份有限公司 | A kind of auto assembly intelligent monitor system |
| CN111752232A (en) * | 2019-03-28 | 2020-10-09 | 惠州城市职业学院(惠州商贸旅游高级职业技术学校) | Automatic detection system applied to production line and detection method thereof |
| CN110266091A (en) * | 2019-07-22 | 2019-09-20 | 上海舜师自动化科技有限公司 | A kind of alarming method for power of the production system of wireless charging mould group |
| CN111339195A (en) * | 2020-02-24 | 2020-06-26 | 深圳点链科技有限公司 | Quality control system and method based on block chain and computer readable storage medium |
| CN112799360A (en) * | 2020-12-31 | 2021-05-14 | 上汽通用五菱汽车股份有限公司 | Quality data monitoring and early warning system |
| CN113159672A (en) * | 2021-03-29 | 2021-07-23 | 武汉卓尔信息科技有限公司 | Industrial automation management system and method based on block chain |
| CN113671911A (en) * | 2021-07-27 | 2021-11-19 | 河南中烟工业有限责任公司 | Production condition monitoring system |
| CN113822568A (en) * | 2021-09-17 | 2021-12-21 | 中车青岛四方机车车辆股份有限公司 | Method and system for monitoring production process of bogie |
| CN115931058B (en) * | 2023-03-09 | 2023-06-16 | 淮安奥致光学仪器设备有限公司 | Full-automatic double-station three-dimensional numerical control core taking machine |
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| CN201309071Y (en) * | 2008-11-21 | 2009-09-16 | 于华北 | Bogie assembled production line |
| CN201575927U (en) * | 2009-12-31 | 2010-09-08 | 中国铁道科学研究院机车车辆研究所 | Bogie condition monitoring device |
| CN102873534A (en) * | 2012-09-18 | 2013-01-16 | 长春轨道客车股份有限公司 | Layout structure and assembly method for bogie flexible production line |
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