CN107168272A - A kind of cast tube process quality tracking system and method - Google Patents
A kind of cast tube process quality tracking system and method Download PDFInfo
- Publication number
- CN107168272A CN107168272A CN201710576910.8A CN201710576910A CN107168272A CN 107168272 A CN107168272 A CN 107168272A CN 201710576910 A CN201710576910 A CN 201710576910A CN 107168272 A CN107168272 A CN 107168272A
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- China
- Prior art keywords
- cast tube
- control unit
- sequence number
- data control
- pipe
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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], 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], computer integrated manufacturing [CIM] characterised by quality surveillance of production
-
- 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
- G05B2219/00—Program-control systems
- G05B2219/30—Nc systems
- G05B2219/32—Operator till task planning
- G05B2219/32368—Quality control
-
- 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]
Abstract
The application is related to control of product quality technical field, and in particular to a kind of cast tube process quality tracking system and method.Existing system and method can not possibly realize all fronts material tracking by detecting element and equipment sequential control actuating signal substantially, in the data field that quality testing data can not also recorded to currently pending cast tube according to correct sequential.The application provides a kind of cast tube process quality tracking system, including DCU data control unit, and DCU data control unit is connected with Pneumatic marking unit, and Pneumatic marking unit is connected with optical character identification unit；DCU data control unit, for the various data managed and Transmission system is generated；Pneumatic marking unit, is printed to cast tube sockets end for producing sequence number；Optical character identification unit, for recognizing production sequence number, and sends data to DCU data control unit.Realize in the data field that quality testing data recorded to currently pending cast tube according to correct sequential.The application further relates to a kind of cast tube process quality tracking.
Description
Technical field
The application is related to control of product quality technical field, and in particular to a kind of cast tube process quality tracking system and side
Method.
Background technology
Centrifugal ductile cast iron pipes are different by casting method, are divided into continuous ductile iron pipe and centrifugal ductile cast iron pipes, centrifuge
The pipe of ductile iron pipe cylinder iron cast molding.Cast iron pipe water supply, draining and gas conveying tube line, it is straight that it includes cast iron
Pipe and pipe fitting.Centrifugal ductile cast tube production line it is main by centrifugal casting, annealing, spray zinc anti-corrosion, cut ring chamfering, three mills, hydraulic pressure examination
Test, cement coated lining, health, spray painting drying etc. process composition, each operation have quality testing and data control.
By the record of the data zero defect of each operation in corresponding cast tube file of product, enter come the quality to whole process
Row record, to find to carry out quality tracing after quality problems in time.But it is due to that the production of centrifugal ductile cast tube belongs to dispersiveness
Manufacture, intermediate products flow direction is complicated, and intermediate products landing often occurs or change the situation of handling process, existing system with
Method can not possibly realize all fronts material tracking by detecting element and equipment sequential control actuating signal substantially, also just can not be by matter
Amount detection data are recorded according to correct sequential in the data field of currently pending cast tube.
The content of the invention
Substantially can not possibly be suitable by detecting element and equipment the invention aims to solve existing system and method
Sequence control action signal realizes all fronts material tracking, also just can not recorded quality testing data currently according to correct sequential
The problem of in the data field of pending cast tube.
Therefore, the embodiments of the invention provide following technical scheme：A kind of cast tube process quality tracking system, including data
Control unit, the DCU data control unit is connected with Pneumatic marking unit, the Pneumatic marking unit and optical character identification
Unit is connected；
The DCU data control unit, for the various data managed and Transmission system is generated；
The Pneumatic marking unit, is printed to cast tube sockets end for producing sequence number；
The optical character identification unit, for recognizing production sequence number, and sends data to DCU data control unit.
Alternatively, the Pneumatic marking unit includes chill block in compression cold air.
Alternatively, the Pneumatic marking unit includes printhead, and the printhead material includes hard alloy.
A kind of cast tube process quality tracking, the described method comprises the following steps：
S1 automatically generates production sequence number according to the production schedule, and production sequence number is distributed into each cast pipe machine for casting station；
The production sequence number that S2 is distributed according to DCU data control unit, cast tube sockets end is printed to by production sequence number；
S3 identification production sequence numbers before centrifugal ductile cast tube production each operation, and by the quality testing data filing of the process
Into DCU data control unit.
Alternatively, the step S2 includes doing to the steel seal number that the bellmouth end face of every hollow billet prints 10~16 characters
For the birth certificate of the pipe, while automatically generating the birth record of the pipe in DCU data control unit.
Alternatively, the birth certificate record includes Guan Chong and pipe diameter size.
Alternatively, the step S3 is additionally included in the entrance of annealing furnace and the steel seal number of cast tube sockets end face is identified,
The birth record of the pipe is inquired about, while being verified to pipe diameter size, is mismatched if there is data, sends alarm, point out behaviour
Make personnel and carry out manual confirmation or amendment.
Alternatively, the step S3 also includes the tracking signal that generation is detected according to device action in stove and position switch,
The production sequence number tracking information to each official position in stove is updated successively；It is residing that the tracking information of the renewal includes different officials position
Humidity province and different zones time inside furnace.
Alternatively, the step S3 also includes the steel seal number that finishing line sprays zinc machine porch is identified, to identification
Information is updated, and the fresh information includes spray zinc thickness.
Alternatively, the step S3 also includes the steel seal number that big pipe finishing line sprays zinc machine porch is identified, to knowing
Other information is updated.
Technical scheme provided in an embodiment of the present invention includes following beneficial effect：The application is by Pneumatic marking unit by number
The information set according to control unit is printed to cast tube sockets end, while the generation birth record in DCU data control unit；So
Afterwards by optical character identification unit before centrifugal ductile cast tube produces each operation identification production sequence number, and by the quality of the process
Detect data filing into DCU data control unit.Realization recorded quality testing data according to correct sequential currently pending
In the data field of cast tube.
Brief description of the drawings
In order to illustrate the technical solution of the embodiments of the present invention more clearly, below will be attached to what is used required in embodiment
Figure is briefly described, it should be apparent that, for those of ordinary skills, before creative labor is not paid
Put, other accompanying drawings can also be obtained according to these accompanying drawings.
Fig. 1 is a kind of cast tube process quality tracking system principle schematic in the embodiment of the present invention.
Embodiment
Accompanying drawing herein is merged in specification and constitutes the part of this specification, shows the implementation for meeting the present invention
Example, and for explaining principle of the invention together with specification.
In order to illustrate more clearly about the embodiment of the present invention or technical scheme of the prior art, below will be to embodiment or existing
There is the accompanying drawing used required in technology description to be briefly described, it should be apparent that, for those of ordinary skill in the art
Speech, without having to pay creative labor, can also obtain other accompanying drawings according to these accompanying drawings.
Below by embodiment, and with reference to accompanying drawing, the technical scheme to the application is described in further detail.
Embodiment one
It is a kind of cast tube process quality tracking system provided in an embodiment of the present invention referring to Fig. 1, including data control is singly
Member, the DCU data control unit is connected with Pneumatic marking unit, the Pneumatic marking unit and optical character identification unit phase
Connection；
The DCU data control unit, for the various data managed and Transmission system is generated；
The Pneumatic marking unit, is printed to cast tube sockets end for producing sequence number；
The optical character identification unit, for recognizing production sequence number, and sends data to DCU data control unit.
DCU data control unit obtains the production schedule from MES system, and then DCU data control unit is given birth to automatically according to the production schedule
Each cast pipe machine for casting station is distributed into production sequence number, and by production sequence number, Pneumatic marking unit is controlled according to from data
The production sequence number of unit distribution, cast tube sockets end is printed to by production sequence number, using optical character identification unit it is automatic from
Identification production sequence number before heart ductile iron pipe production each operation, and by the quality testing data filing of the process into database.
Embodiment two
It is a kind of cast tube process quality tracking system provided in an embodiment of the present invention referring to Fig. 1, including data control is singly
Member, the DCU data control unit is connected with Pneumatic marking unit, the Pneumatic marking unit and optical character identification unit phase
Connection；
The DCU data control unit, for the various data managed and Transmission system is generated；
The Pneumatic marking unit, is printed to cast tube sockets end for producing sequence number；
The optical character identification unit, for recognizing production sequence number, and sends data to DCU data control unit.
Alternatively, the Pneumatic marking unit includes chill block in compression cold air.
Alternatively, the Pneumatic marking unit includes printhead, and the printhead material includes hard alloy.
Pneumatic marking unit must is fulfilled for high temperature resistant (be more than 800 DEG C) in cast tube sockets end printable character, positioning
The requirement of (precision prescribed is less than ± 2mm), printing depth (being more than 2mm) and print speed (every 2 seconds characters), are this gas
Dynamic printer has all carried out particular design in terms of the high temperature resistant of air motor power, printing syringe needle and controlling machine box, specifically such as
Under：
1st, for high temperature resistant, there is provided chill block in compressed air, the material of printhead also uses special hard and closed
Gold.
2nd, in order to meet cast tube positioning accuracy request, the bench station exported in cast tube centrifuge adds V-type positioning
Device.
3rd, in order to meet print speed and print the requirement of depth, the power and bleed pressure of pneumatic mechanism are added.
OCR is not applied also on a large scale in industrial circle at present, the documents and materials that can be found
In, have what is recognized for heavy rail base number, but application is yet there are no in ductile iron pipe production field, main cause is the back of the body of character
Scape feature is not notable, and character distribution center is not point-blank, and these all bring to the accuracy rate for improving character recognition
Difficulty is this on the basis of using traditional feature extraction and multi-template matching algorithm, for cast tube end printable character institute
The background condition uniformity possessed is good, the features such as character duration and height are fixed, the neural Meta algorithm of junction belt genetic function (with
Based on a large amount of cast tube sockets end image patterns for having printed outlet pipe number, Text region character modules are set up with neural Meta algorithm
Type, with the convergence of genetic function accelerans Meta algorithm), to improve character identification rate.
It is itself function of DCU data control unit using DCU data control unit completion data filing and inquiry operation, but this
Technology is used for cast tube and produces all fronts follow-up of quality, is critical to produce reliable " event triggering " signal, that is, at what moment
Starting generation record, what moment allows to supplement or changes record, by taking the pipe number tracking in annealing furnace region and quality record as an example,
It is described as follows：
The ONLINE RECOGNITION equipment to cast tube sockets end face steel seal number (referred to as producing sequence number) is installed in the entrance of annealing furnace,
The birth for falling to find the pipe with the production sequence number recognized is recorded (i.e. in the self registering caliber of centrifugal casting station and pipe again etc.
Information), while cross validation is carried out to the production sequence number recognized using the caliber identifying device installed in stokehold, if there is
Mistake, sends audible alarm, to point out annealing furnace operating personnel to carry out manual confirmation and amendment, confirms that production sequence number identification is correct
Afterwards, (carried out using tracking signal in the stove from annealing furnace PLC according to chain translational speed in stove and position detecting switch signal
Generated after logic synthesis), the follow-up of quality information to each pipe position in stove is updated successively, and the content of renewal includes difference in stove
The temperature in region (including bringing-up section, soaking zone, quench zone, slow cooling section) and the time inside furnace of different zones.
Embodiment three
It is a kind of cast tube process quality tracking provided in an embodiment of the present invention referring to Fig. 1, methods described includes following
Step：
S1 automatically generates production sequence number according to the production schedule, and production sequence number is distributed into each cast pipe machine for casting station；
The production sequence number that S2 is distributed according to DCU data control unit, cast tube sockets end is printed to by production sequence number；
S3 identification production sequence numbers before centrifugal ductile cast tube production each operation, and by the quality testing data filing of the process
Into DCU data control unit.
DCU data control unit obtains the production schedule from MES system, and then DCU data control unit is given birth to automatically according to the production schedule
Each cast pipe machine for casting station is distributed into production sequence number, and by production sequence number, Pneumatic marking unit is controlled according to from data
The production sequence number of unit distribution, cast tube sockets end is printed to by production sequence number, using optical character identification unit it is automatic from
Identification production sequence number before heart ductile iron pipe production each operation, and by the quality testing data filing of the process into database.
Example IV
It is a kind of cast tube process quality tracking provided in an embodiment of the present invention referring to Fig. 1, methods described includes following
Step：
S1 automatically generates production sequence number according to the production schedule, and production sequence number is distributed into each cast pipe machine for casting station；
The production sequence number that S2 is distributed according to DCU data control unit, cast tube sockets end is printed to by production sequence number；
S3 identification production sequence numbers before centrifugal ductile cast tube production each operation, and by the quality testing data filing of the process
Into DCU data control unit.
Alternatively, the step S2 includes doing to the steel seal number that the bellmouth end face of every hollow billet prints 10~16 characters
For the birth certificate of the pipe, while automatically generating the birth record of the pipe in DCU data control unit.
Alternatively, the birth certificate record includes Guan Chong and pipe diameter size.
Alternatively, the step S3 is additionally included in the entrance of annealing furnace and the steel seal number of cast tube sockets end face is identified,
The birth record of the pipe is inquired about, while being verified to pipe diameter size, is mismatched if there is data, sends alarm, point out behaviour
Make personnel and carry out manual confirmation or amendment.
Alternatively, the step S3 also includes the tracking signal that generation is detected according to device action in stove and position switch,
The production sequence number tracking information to each official position in stove is updated successively；It is residing that the tracking information of the renewal includes different officials position
Humidity province and different zones time inside furnace.
Alternatively, the step S3 also includes the steel seal number that finishing line sprays zinc machine porch is identified, to identification
Information is updated, and the fresh information includes spray zinc thickness.
Alternatively, the step S3 also includes the steel seal number that big pipe finishing line sprays zinc machine porch is identified, to knowing
Other information is updated.
DCU data control unit obtains the production schedule from MES system, and then DCU data control unit is given birth to automatically according to the production schedule
Each cast pipe machine for casting station is distributed into production sequence number, and by production sequence number, Pneumatic marking unit is controlled according to from data
The production sequence number of unit distribution, cast tube sockets end is printed to by production sequence number, using optical character identification unit it is automatic from
Identification production sequence number before heart ductile iron pipe production each operation, and by the quality testing data filing of the process into database.
Realize that the region of pipe number management completes station to coding storage station from the tube drawing of centrifugal casting, its detailed process is said
It is bright as follows：
(1) after the completion of centrifugal casting process, tube drawing complete station on operate in hot state by Pneumatic marking unit to
The bellmouth end face of every hollow billet prints the steel seal number of 10~16 characters, as the birth certificate of the pipe, while in data control
The birth record of the pipe is automatically generated in unit processed, record content includes Guan Chong, caliber etc..
(2) installed in the entrance of annealing furnace to the ONLINE RECOGNITION equipment of cast tube sockets end face steel seal number, from identification steel seal number
The birth record of the pipe is found, is tested while carrying out intersection to recognized steel seal number using the caliber identifying device installed in stokehold
Card, if there is mistake, sends audible alarm, to point out annealing furnace operating personnel to carry out manual confirmation and amendment.
(3) using the tracking signal that generation is detected according to device action in stove and position switch from annealing furnace PLC, according to
The secondary production sequence number tracking information to each pipe position in stove is updated, and the content of renewal includes the temperature in stove residing for different pipe positions
Area and the time inside furnace of different zones.
(4) for water cooling centrifugal casting production district, because different annealing furnaces are to different finishing lines, it is difficult to transmitted by cast tube
The actuating signal of equipment judges the whereabouts of different production sequence number cast tubes, is that this installs one in the entrance of every finishing line spray zinc machine
The production sequence number identification computer of cast tube sockets end face steel seal number, then updates each pipe position in the region according to the steel seal number recognized
Production sequence number tracking information, the content of renewal includes spray zinc thickness etc..
(5) for hot-die centrifugal casting production district, because two annealing furnaces are to a finishing line, it is also difficult to passed by cast tube
Send the actuating signal of equipment to judge the whereabouts of different production sequence number cast tubes, be that this installs one in the entrance that big pipe finishing line sprays zinc machine
The production sequence number identification computer of platform cast tube sockets end face steel seal number, then updates the region according to the steel seal number recognized and respectively manages
The production sequence number tracking information of position, completes the renewal of database.
The application is printed the information that DCU data control unit is set to cast tube sockets end by Pneumatic marking unit, together
When in DCU data control unit generation birth record；Then each work is produced in centrifugal ductile cast tube by optical character identification unit
Identification production sequence number before sequence, and by the quality testing data filing of the process into DCU data control unit.Realize quality testing
Data are recorded according to correct sequential in the data field of currently pending cast tube.
Described above is only the embodiment of the embodiment of the present invention, is made skilled artisans appreciate that or realizing
The present invention.A variety of modifications to these embodiments will be apparent to one skilled in the art, determine herein
The General Principle of justice can be realized in other embodiments without departing from the spirit or scope of the present invention.Therefore, originally
Invention is not intended to be limited to the embodiments shown herein, and is to fit to and principles disclosed herein and features of novelty
Consistent most wide scope.
It should be appreciated that the content that the application is not limited to be described above and is shown in the drawings, and can
To carry out various modifications and changes without departing from the scope.Scope of the present application is only limited by appended claim.
Claims (10)
1. a kind of cast tube process quality tracking system, it is characterised in that including DCU data control unit, the DCU data control unit with
Pneumatic marking unit is connected, and the Pneumatic marking unit is connected with optical character identification unit；
The DCU data control unit, for the various data managed and Transmission system is generated；
The Pneumatic marking unit, is printed to cast tube sockets end for producing sequence number；
The optical character identification unit, for recognizing production sequence number, and sends data to DCU data control unit.
2. the system as claimed in claim 1, it is characterised in that the Pneumatic marking unit includes chill in compression cold air
Block.
3. system as claimed in claim 2, it is characterised in that the Pneumatic marking unit includes printhead, the printhead
Material includes hard alloy.
4. a kind of cast tube process quality tracking, it is characterised in that the described method comprises the following steps：
S1 automatically generates production sequence number according to the production schedule, and production sequence number is distributed into each cast pipe machine for casting station；
The production sequence number that S2 is distributed according to DCU data control unit, cast tube sockets end is printed to by production sequence number；
S3 identification production sequence numbers before centrifugal ductile cast tube production each operation, and by the quality testing data filing of the process to number
According in control unit.
5. method as claimed in claim 4, it is characterised in that the step S2 includes the bellmouth end face printing to every hollow billet
Go out birth certificate of the steel seal number as the pipe of 10~16 characters, while automatically generating going out for the pipe in DCU data control unit
Raw record.
6. method as claimed in claim 5, it is characterised in that the birth certificate record includes Guan Chong and pipe diameter size.
7. the method as any one of claim 4~6, it is characterised in that the step S3 is additionally included in annealing furnace
The steel seal number of cast tube sockets end face is identified entrance, inquires about the birth record of the pipe, while pipe diameter size is verified,
Mismatched if there is data, send alarm, point out operating personnel to carry out manual confirmation or amendment.
8. method as claimed in claim 7, it is characterised in that the step S3 also includes according to device action in stove and position
Switch detects the tracking signal of generation, and the production sequence number tracking information to each official position in stove is updated successively；The renewal
Tracking information includes the humidity province residing for different officials position and the time inside furnace of different zones.
9. method as claimed in claim 8, it is characterised in that the step S3 also includes spraying zinc machine porch to finishing line
Steel seal number is identified, and the information to identification is updated, and the fresh information includes spray zinc thickness.
10. method as claimed in claim 9, it is characterised in that the step S3 also includes entering big pipe finishing line spray zinc machine
Steel seal number at mouthful is identified, and the information to identification is updated.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710576910.8A CN107168272A (en) | 2017-07-14 | 2017-07-14 | A kind of cast tube process quality tracking system and method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710576910.8A CN107168272A (en) | 2017-07-14 | 2017-07-14 | A kind of cast tube process quality tracking system and method |
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| CN107168272A true CN107168272A (en) | 2017-09-15 |
Family
ID=59816925
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| CN201710576910.8A Pending CN107168272A (en) | 2017-07-14 | 2017-07-14 | A kind of cast tube process quality tracking system and method |
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Cited By (3)
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| CN108537310A (en) * | 2018-04-26 | 2018-09-14 | 芜湖新兴铸管有限责任公司 | Cast iron pipe production system and its pipe number mark and method for tracking and managing |
| CN110457546A (en) * | 2019-08-28 | 2019-11-15 | 新兴河北工程技术有限公司 | A kind of cast tube quality tracing method and traceability system |
| CN112232616A (en) * | 2020-04-30 | 2021-01-15 | 沪东中华造船(集团)有限公司 | Epoxy resin continuous coating and quality tracking method for LNG ship insulation box |
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| CN112232616A (en) * | 2020-04-30 | 2021-01-15 | 沪东中华造船(集团)有限公司 | Epoxy resin continuous coating and quality tracking method for LNG ship insulation box |
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Application publication date: 20170915 |