CN108537310B - Cast iron pipe production system and pipe number marking and tracking management method thereof - Google Patents
Cast iron pipe production system and pipe number marking and tracking management method thereof Download PDFInfo
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- CN108537310B CN108537310B CN201810383159.4A CN201810383159A CN108537310B CN 108537310 B CN108537310 B CN 108537310B CN 201810383159 A CN201810383159 A CN 201810383159A CN 108537310 B CN108537310 B CN 108537310B
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- 238000004519 manufacturing process Methods 0.000 title claims abstract description 61
- 238000007726 management method Methods 0.000 title claims abstract description 7
- 229910001018 Cast iron Inorganic materials 0.000 title claims description 110
- 238000005507 spraying Methods 0.000 claims abstract description 103
- 239000011248 coating agent Substances 0.000 claims abstract description 33
- 238000000576 coating method Methods 0.000 claims abstract description 33
- 229910001141 Ductile iron Inorganic materials 0.000 claims abstract description 31
- 238000000137 annealing Methods 0.000 claims abstract description 20
- 238000000034 method Methods 0.000 claims abstract description 19
- 238000000227 grinding Methods 0.000 claims abstract description 18
- 238000005516 engineering process Methods 0.000 claims abstract description 13
- 230000008569 process Effects 0.000 claims abstract description 10
- HCHKCACWOHOZIP-UHFFFAOYSA-N Zinc Chemical compound [Zn] HCHKCACWOHOZIP-UHFFFAOYSA-N 0.000 claims description 16
- 239000011701 zinc Substances 0.000 claims description 16
- 229910052725 zinc Inorganic materials 0.000 claims description 16
- 238000001514 detection method Methods 0.000 claims description 14
- 239000003973 paint Substances 0.000 claims description 13
- 239000007921 spray Substances 0.000 claims description 13
- 230000000007 visual effect Effects 0.000 claims description 8
- 238000002372 labelling Methods 0.000 claims description 6
- 238000007592 spray painting technique Methods 0.000 claims description 3
- 230000001502 supplementing effect Effects 0.000 claims description 2
- 238000013500 data storage Methods 0.000 abstract description 3
- 239000000047 product Substances 0.000 description 22
- 239000004568 cement Substances 0.000 description 6
- 239000010426 asphalt Substances 0.000 description 5
- 238000005266 casting Methods 0.000 description 4
- 230000008439 repair process Effects 0.000 description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 3
- 229910000831 Steel Inorganic materials 0.000 description 2
- 230000007547 defect Effects 0.000 description 2
- 230000036541 health Effects 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 1
- 238000009750 centrifugal casting Methods 0.000 description 1
- 230000002860 competitive effect Effects 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 238000005536 corrosion prevention Methods 0.000 description 1
- 239000012467 final product Substances 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000011068 loading method Methods 0.000 description 1
- 238000004806 packaging method and process Methods 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06K—GRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
- G06K17/00—Methods or arrangements for effecting co-operative working between equipments covered by two or more of main groups G06K1/00 - G06K15/00, e.g. automatic card files incorporating conveying and reading operations
- G06K17/0022—Methods or arrangements for effecting co-operative working between equipments covered by two or more of main groups G06K1/00 - G06K15/00, e.g. automatic card files incorporating conveying and reading operations arrangements or provisious for transferring data to distant stations, e.g. from a sensing device
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
- B41J—TYPEWRITERS; SELECTIVE PRINTING MECHANISMS, i.e. MECHANISMS PRINTING OTHERWISE THAN FROM A FORME; CORRECTION OF TYPOGRAPHICAL ERRORS
- B41J3/00—Typewriters or selective printing or marking mechanisms characterised by the purpose for which they are constructed
- B41J3/407—Typewriters or selective printing or marking mechanisms characterised by the purpose for which they are constructed for marking on special material
- B41J3/4073—Printing on three-dimensional objects not being in sheet or web form, e.g. spherical or cubic objects
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
- B41J—TYPEWRITERS; SELECTIVE PRINTING MECHANISMS, i.e. MECHANISMS PRINTING OTHERWISE THAN FROM A FORME; CORRECTION OF TYPOGRAPHICAL ERRORS
- B41J3/00—Typewriters or selective printing or marking mechanisms characterised by the purpose for which they are constructed
- B41J3/44—Typewriters or selective printing mechanisms having dual functions or combined with, or coupled to, apparatus performing other functions
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06Q—INFORMATION AND COMMUNICATION TECHNOLOGY [ICT] SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES; SYSTEMS OR METHODS SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES, NOT OTHERWISE PROVIDED FOR
- G06Q50/00—Information and communication technology [ICT] specially adapted for implementation of business processes of specific business sectors, e.g. utilities or tourism
- G06Q50/04—Manufacturing
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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
- Y02P90/30—Computing systems specially adapted for manufacturing
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- Business, Economics & Management (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Theoretical Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Economics (AREA)
- Health & Medical Sciences (AREA)
- General Engineering & Computer Science (AREA)
- General Health & Medical Sciences (AREA)
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Abstract
The invention discloses a nodular cast iron pipe production system, which is provided with a high-temperature coating automatic number spraying station before an annealing furnace; a first automatic pipe number identification station is arranged between the annealing furnace and the finishing equipment; a common coating number spraying station is arranged between the finishing equipment and the lining coater; a second automatic pipe number identification station is arranged between the lining coater and the internal grinding and external spraying equipment; and after the internal grinding and external spraying equipment, a finished product mark spraying station is arranged. The invention also discloses a management method for marking and tracking the pipe number of the production system. The invention realizes automatic spraying and identification of the pipe numbers in the whole production process of the nodular cast iron pipe, eliminates human intervention factors in the pipe number tracking process, improves the accuracy of pipe number tracking, and reduces the labor intensity of workers; all relevant devices are connected through a network by using the technology of the Internet of things, and are interconnected and intercommunicated; and the data storage and processing are carried out by adopting an independent background computer processing device, so that the full-automatic unmanned and intelligent manufacturing is realized.
Description
Technical Field
The invention belongs to the technical field of steel product production, and particularly relates to a spheroidal graphite cast iron pipe production system; the invention also relates to a management method for marking and tracking the pipe number of the production system.
Background
The spheroidal graphite cast iron pipe after centrifugal casting needs to be marked with a pipe number before advancing and retreating the furnace. In the production of cast iron pipes under the existing technological conditions, the pipe numbers are painted on the outer wall or the inner wall of the cast iron pipe in a manual handwriting mode. The handwriting marking mode is adopted, so that the problem that the handwriting quality is difficult to guarantee exists, and once the annealing furnace is disordered, coding logic is disordered, the production machine position cannot correspond to the cast iron pipe, and the tracing accuracy of the pipe number is lost.
Meanwhile, in the subsequent production process of the cast iron pipe, such as passing a zinc spraying machine, the pipe number can be covered, and the pipe number needs to be manually and secondarily repaired and written so as to avoid losing the pipe number. And before the final asphalt paint is sprayed, a manual collection of the pipe numbers and a character spraying machine system are needed to finish the pipe number spraying of the final product. In the process, the manual intervention is more, and the phenomena of missing and heavy number are unavoidable.
Therefore, under the existing technological conditions, the cast iron pipe has a large number of phenomena of manual intervention and low automation degree in the process of marking and tracking the pipe number, and the quality problems of number leakage, heavy number and the like are likely to be caused, so that the quality and reputation of the cast iron pipe product are affected.
Disclosure of Invention
The invention provides a nodular cast iron pipe production system, which aims to improve the accuracy of tracking the number of a pipe in the production process of a cast iron pipe.
In order to achieve the above purpose, the technical scheme adopted by the invention is as follows:
according to the nodular cast iron pipe production system, a centrifugal machine, an annealing furnace, finishing equipment, a lining coater and internal grinding and external spraying equipment are sequentially arranged according to the production process flow, and the whole production flow conveys a cast iron pipe through a cast iron pipe conveying chain; and a high-temperature coating automatic number spraying station is arranged in front of the annealing furnace.
A first automatic pipe number identification station is arranged between the annealing furnace and the finishing equipment; a common coating number spraying station is arranged between the finishing equipment and the lining coater; a second automatic pipe number identification station is arranged between the lining coater and the internal grinding and external spraying equipment; and a finished product mark spraying station is arranged behind the internal grinding and external spraying equipment.
The nodular cast iron pipe production system is provided with computer processing equipment; the equipment in the nodular cast iron pipe production system is connected with computer processing equipment through a network; the computer processing device processes and stores the cast iron pipe data obtained from the equipment in the cast iron pipe production system and sends control instructions to the equipment.
The nodular cast iron pipe production system is provided with a pipe diameter detection sensor of a cast iron pipe; the pipe diameter detection sensor is matched with the centrifugal machine.
The high-temperature coating automatic number spraying station, the common coating number spraying station and the finished product mark spraying station all adopt industrial robots to carry out automatic number spraying.
The high-temperature paint is sprayed at the automatic number spraying station by adopting Wen-resistant high-temperature paint.
The first automatic pipe number identification station and the second automatic pipe number identification station adopt an industrial robot to identify the pipe numbers.
The finishing equipment is a finishing line without human intervention.
An axial pipe conveying system is arranged between the centrifugal machine and the cast iron pipe conveying chain, and the cast iron pipe is conveyed onto the cast iron pipe conveying chain along the axial direction of the cast iron pipe through the axial pipe conveying system.
In order to achieve the same purpose as the technical scheme, the invention also provides a pipe number marking and tracking management method of the nodular cast iron pipe production system, which comprises the following steps:
1. after the cast iron pipe is molded in the centrifugal machine, a pipe diameter detection sensor arranged corresponding to the centrifugal machine detects the pipe diameter of the cast iron pipe; each cast iron pipe is automatically encoded by computer processing equipment according to the production sequence, and pipe numbers with one-to-one correspondence with cast iron pipe fittings are generated;
2. the high-temperature coating automatic number spraying station adopts Wen-resistant high-temperature coating to automatically spray numbers on the cast iron pipe according to the pipe numbers generated by the computer processing equipment;
3. after the cast iron pipe is annealed, the first automatic pipe number identification station automatically identifies the pipe by using a visual automatic identification technology, and immediately and automatically transmits the pipe to finishing equipment after the identification is completed;
4. after finishing and zinc spraying of the cast iron pipe by finishing equipment are completed, a common coating number spraying station immediately adopts an automatic number spraying device to carry out number supplementing spraying on the cast iron pipe;
5. before the cast iron pipe enters the internal grinding and external spraying equipment, the secondary automatic pipe number identification station identifies the cast iron pipe number again by using a visual automatic identification technology;
6. after the spray painting of the cast iron pipe is finished, the finished product mark spraying station utilizes an automatic number spraying machine to spray the pipe number on the outer surface of the finished product cast iron pipe, and the pipe number mark is finished.
By adopting the technical scheme, the automatic spraying and identification of the pipe numbers in the whole production process of the nodular cast iron pipe are realized, human intervention factors in the pipe number tracking process are eliminated, the accuracy of pipe number tracking is improved, and the labor intensity of operators is reduced; meanwhile, all relevant devices are connected through a network by using the technology of the Internet of things, and are interconnected and intercommunicated; the data storage and processing are carried out by adopting the independent background computer processing equipment, so that a foundation is laid for realizing full-automatic unmanned and intelligent manufacturing of the cast iron pipe production line, and the competitiveness of the spheroidal graphite cast iron pipe product in the markets at home and abroad is improved.
Drawings
The contents of the drawings and the marks in the drawings are briefly described as follows:
fig. 1 is a schematic view of the arrangement of the apparatus of the present invention.
Marked in the figure as:
1. the automatic high-temperature coating marking and spraying device comprises a cast iron pipe casting machine, a centrifuge, a centrifugal machine, an axial pipe conveying system, a cast iron pipe conveying chain, a pipe diameter detection sensor, a high-temperature coating automatic marking station, an annealing furnace, a first pipe number automatic identification station, a finishing device, a common coating marking station, a lining coating machine, a second pipe number automatic identification station, an internal grinding external marking device, a finished product marking and spraying station, a finishing device and a finished product marking and spraying station, wherein the cast iron pipe casting machine, the centrifugal machine, the axial pipe conveying system, the pipe diameter detection sensor, the pipe diameter detection station, the high-temperature coating automatic marking and spraying station and the finished product marking.
Detailed Description
The following detailed description of the embodiments of the invention, given by way of example only, is presented in the accompanying drawings to aid in a more complete, accurate, and thorough understanding of the inventive concepts and aspects of the invention by those skilled in the art.
The production equipment arrangement of the invention shown in fig. 1 is a schematic horizontal view of a ductile iron pipe production system. The system is sequentially provided with a cast iron pipe pouring machine 1, a centrifugal machine 2, an annealing furnace 7, finishing equipment 9, a lining coating machine 11, a curing furnace, an internal grinding external spraying equipment 13 according to the production process flow, and the whole production flow conveys cast iron pipes through a cast iron pipe conveying chain 4. The cast iron pipe conveying chain 4 is an automatic conveying chain without human intervention and comprises a chain wheel, a chain, a driving tug, a steel structure and the like, wherein the conveying chain is driven by the chain wheel to drive the chain, a cast iron pipe is placed on the chain, the chain moves at a set speed, and the conveying speed can be controlled. The whole conveying process is free of manual lifting of the cast iron pipe, the production line before the annealing furnace is free of manual intervention and automatic conveying, safety and reliability are achieved, the sequence and logic of the cast iron pipe feeding are not disturbed, and the phenomenon of disordered pipe numbers caused by disordered furnaces is avoided.
In order to overcome the defects of the prior art and realize the aim of improving the accuracy of the tracking of the pipe number of the cast iron pipe in the production process, the invention adopts the following technical scheme: and a high-temperature coating automatic number spraying station 6 is arranged in front of the annealing furnace.
The automatic high-temperature coating number spraying station 6 is arranged in front of the annealing furnace, and the pipe numbers (including shift, machine position, batch, pipe serial number and other information) are compiled according to a computer; automatically finishing the number spraying of the outer surface of the cast iron pipe by adopting an industrial robot; and before the number spraying position is transferred to the annealing furnace, the furnace front production line is an automatic conveying chain without human intervention, so that the automatic conveying chain is safe and reliable, the logic coding is ensured to be accurate, and the disorder of the tube numbers caused by disorder of the furnace can be prevented. The high-temperature paint sprayed by the automatic number spraying station 6 adopts special high-temperature paint with the temperature resistance of 1100 ℃ and can safely pass through an annealing furnace.
A first automatic pipe number identification station 8 is arranged between the annealing furnace 7 and the finishing equipment 9; a common paint number spraying station 10 is arranged between the finishing equipment 9 and the lining coater 11; a second automatic pipe number identification station 12 is arranged between the lining coater 11 and the internal grinding and external spraying equipment 13; after said internal grinding and external spraying device 13, a finished product logo spraying station 14 is provided.
The high-temperature coating automatic number spraying station 6, the common coating number spraying station 10 and the finished product mark spraying station 14 all adopt industrial robots to carry out automatic number spraying.
The first automatic tube number identification station 8 automatically identifies the tube number of the cast iron tube by using a visual identification technology after the cast iron tube is annealed and before the cast iron tube is on line, and the cast iron tube can be automatically transmitted to an unmanned intervention finishing production line after the cast iron tube is identified;
after finishing line zinc spraying of the cast iron pipe is finished, the common coating number spraying station 10 immediately performs number repair spraying on the cast iron pipe through an automatic number spraying robot, and the spray material is made of common materials;
before the asphalt paint is sprayed outside, the secondary automatic pipe number identification station 12 performs pipe number identification on the cast iron pipe again by using a visual identification technology;
after finishing the exterior asphalt paint spraying, the finished product mark spraying station 14 sprays the pipe number to the outer surface of the finished cast iron pipe for the last time through the automatic number spraying robot, and the pipe number mark is finished.
The first pipe number automatic identification station 8 and the second pipe number automatic identification station 12 adopt industrial robots to identify pipe numbers.
The whole production process is free from human intervention and is completed by automatic equipment.
The nodular cast iron pipe production system is provided with computer processing equipment; the equipment in the nodular cast iron pipe production system is connected with computer processing equipment through a network; the computer processing device processes and stores the cast iron pipe data obtained from the equipment in the cast iron pipe production system and sends control instructions to the equipment.
The nodular cast iron pipe production system uses the technology of the Internet of things, connects and interconnects all relevant devices through a network, and has independent background computer processing equipment for data storage and processing, so that the full-flow automatic identification of the nodular cast iron pipe is realized, and the phenomenon of human intervention is avoided.
The nodular cast iron pipe production system is provided with a pipe diameter detection sensor 5 of a cast iron pipe; the pipe diameter detection sensor 5 is matched with the centrifuges 2, namely, each centrifuger is correspondingly additionally provided with the pipe diameter detection sensor 5. The pipe diameter detection sensor 5 is arranged at the position of the centrifuge transport chain and is used for identifying the pipe type and pipe passing conditions, so that the corresponding relation and sequence of the pipe types produced by each centrifuge are ensured; the information is transmitted to the computer processing equipment through the network, and the cast iron pipe can be automatically encoded by the computer according to the production sequence, so as to generate the pipe number with unique corresponding relation with the cast iron pipe fitting. The cast iron pipe can be identified when passing before being on line, thereby ensuring that the corresponding relation and sequence of each machine for producing the pipe are kept unique.
The finishing equipment 9 is a finishing line without human intervention. Because the finishing line has a zinc spraying procedure, namely a zinc spraying layer is sprayed on the outer surface of the whole cast iron pipe, the mark outside the pipe can be covered, and if the sequence of the cast iron pipe is manually adjusted on the finishing line, the corresponding errors of the pipe number and the sequence can be caused. Once human intervention is needed, operators must calculate the logic corresponding relation accurately according to the algorithm of the computer and then forcedly modify the computer data, and if errors occur, the computer data are all disordered.
An axial pipe transporting system 3 is arranged between the centrifugal machine 2 and the cast iron pipe conveying chain 4, and the cast iron pipe is transported from the centrifugal machine 2 to the cast iron pipe conveying chain 4 along the axial direction of the cast iron pipe through the axial pipe transporting system 3.
In order to achieve the same purpose as the technical scheme, the invention also provides a pipe number marking and tracking management method of the nodular cast iron pipe production system, which comprises the following steps:
1. casting by a cast iron pipe casting machine 1 and forming by a centrifugal machine 2;
2. pipe diameter identification and numbering: the molded cast iron pipe is axially transmitted to a conveying chain; after the pipe diameter is reached to the transmission chain, pipe diameter identification is carried out through a pipe diameter identification sensor, and pipe type and pipe passing conditions are identified; after the cast iron pipe is molded in the centrifugal machine 2, a pipe diameter detection sensor 5 which is arranged corresponding to the centrifugal machine 2 detects the pipe diameter of the cast iron pipe; each cast iron pipe is automatically encoded by computer processing equipment according to the production sequence, and pipe numbers with one-to-one correspondence with cast iron pipe fittings are generated;
3. high-temperature paint spray number: according to the pipe numbers (including shift, machine position, batch, pipe serial number and other information) compiled by the computer, the outer surface of the cast iron pipe is automatically sprayed with numbers by using an industrial robot; the high-temperature coating automatic number spraying station 6 adopts high-temperature coating with the temperature resistance of 1100 ℃ to automatically spray numbers on the cast iron pipe according to the pipe numbers generated by the computer processing equipment;
4. annealing in an annealing furnace: the function is to eliminate the internal stress of the cast iron pipe and prevent the cast iron pipe from deforming;
5. the first time of automatic identification of the pipe number, and recording on-line logic for performing pipe number repair spraying after zinc spraying; after the cast iron pipe is annealed, the first automatic pipe number identification station 8 automatically identifies the pipe by using a visual automatic identification technology, and immediately and automatically transmits the pipe to the finishing equipment 9 after the identification is completed;
6. and (3) finishing: three grinding, zinc spraying and water pressure; the triple mill is used for finishing the appearance, the size and the like of a bell mouth, a spigot chamfer and the like of the cast iron pipe; zinc spraying is to cover the outer surfaces of cast iron and pipes with zinc layers, and is a main process for corrosion prevention; the water pressure is to fill high-pressure water into the cast iron pipe, and test the bearing capacity of the cast iron pipe;
7. common paint spray number: after finishing equipment 9 finishes finishing and zinc spraying on the cast iron pipe, a common coating number spraying station 10 immediately sprays the pipe number of the cast iron pipe according to the pipe number corresponding to the on-line logic, and an automatic common coating number spraying machine is used for immediately spraying the pipe number of the cast iron pipe, so that the secondary spraying of preventing the pipe number from being covered is realized;
8. lining machine lining: coating a cement layer on the inner part of the cast iron pipe to prevent corrosion of the inner part;
9. health preserving in a health preserving furnace: placing the just lined cement in a steam environment, and maintaining the cement by using steam, which is an important technological means for ensuring the quality of the cement;
10. and (5) identifying the number of the secondary pipe: before the cast iron pipe enters the internal grinding and external spraying equipment 13, the second automatic pipe number identification station 12 identifies the cast iron pipe number again by using the visual automatic identification technology, and the function is to transmit data and logic positions to a finished product identification spraying station;
11. internal grinding and external spraying: grinding the cement layer to make the cement layer smooth and beautiful in appearance; the outer surface is coated with asphalt paint;
12. and (3) spraying a finished product mark: after the spray painting of the cast iron pipe is completed, the finished product mark spraying station 14 utilizes an automatic number spraying machine to spray the pipe number on the outer surface of the finished cast iron pipe, and the pipe number mark is completed.
The technical improvement scheme of the invention is as follows:
before the annealing furnace is discharged and the finishing line is arranged, a first automatic pipe number identification station 8 carries out pipe number identification, and the on-line logic is recorded so as to carry out pipe number repair spraying after zinc spraying;
after the finishing station passes the line, the common coating number spraying station 10 immediately sprays the pipe number on the cast iron pipe according to the pipe number corresponding to the line loading logic after the zinc spraying hydraulic press, sprays the covered pipe number on the zinc layer again, and rapidly passes through the lining machine and enters the curing furnace;
the on-line logic, namely the order of finishing lines, the identified pipe numbers and the on-line order must be correspondingly matched, the pipe numbers are deduced according to the logic order after zinc spraying coverage, and then the repair spraying is carried out;
after the product is discharged from the curing oven, when the product enters the packaging production line, the product is identified again by using the second pipe number automatic identification station 12, and the data and the logic position are transmitted to the finished product identification spraying station 14;
after the asphalt paint spraying of the cast iron pipe is finished, the finished product mark spraying is finally finished by the mark spraying station 14, and the pipe number is finished.
Aiming at the defects of the prior art, the invention responds to the policy and policy requirements of China's intelligent manufacturing 2020', and in the production process of the nodular cast iron pipe, the invention utilizes the information automatic acquisition system, the vision automatic identification technology, the industrial robot system and other related intelligent manufacturing front edge technologies, and realizes the automatic identification, automatic labeling and automatic tracking of the full-flow pipe number of the nodular cast iron pipe by adopting the unique technological methods of automatic stokehold coding, high-temperature coating spraying, line number feeding identification, secondary number spraying prevention and the like, thereby completely eliminating the human intervention factors in the pipe number tracking process, improving the accuracy of pipe number tracking, avoiding the quality problem caused by human factors, reducing the labor intensity of workers, laying the foundation for realizing full-automatic unmanned on the production line, further improving the brand quality of the 'emerging' brand nodular cast iron pipe and improving the competitive power of products in domestic and international markets.
The present invention has been described above by way of example with reference to the accompanying drawings, and it is apparent that the specific implementation of the present invention is not limited by the above manner, and it is within the scope of the present invention if various insubstantial modifications are made by adopting the method concept and technical scheme of the present invention, or the concept and technical scheme of the present invention are directly applied to other occasions without any modifications.
Claims (6)
1. The spheroidal graphite cast iron pipe production system is sequentially provided with a centrifugal machine (2), an annealing furnace (7), finishing equipment (9), a lining coater (11) and internal grinding and external spraying equipment (13) according to the production process flow, and the whole production flow conveys a cast iron pipe through a cast iron pipe conveying chain (4); a high-temperature coating automatic number spraying station (6) is arranged in front of the annealing furnace;
a first automatic pipe number identification station (8) is arranged between the annealing furnace (7) and the finishing equipment (9); a common paint number spraying station (10) is arranged between the finishing equipment (9) and the lining coater (11); a second automatic pipe number identification station (12) is arranged between the lining coater (11) and the internal grinding and external spraying equipment (13); a finished product mark spraying station (14) is arranged behind the internal grinding external spraying equipment (13);
the nodular cast iron pipe production system is provided with a pipe diameter detection sensor (5) of a cast iron pipe; the pipe diameter detection sensor (5) is matched with the centrifugal machine (2);
the method is characterized in that the management method for marking and tracking the pipe number is as follows:
1) After the cast iron pipe is molded in the centrifugal machine (2), a pipe diameter detection sensor (5) arranged corresponding to the centrifugal machine (2) detects the pipe diameter of the cast iron pipe; each cast iron pipe is automatically encoded by computer processing equipment according to the production sequence, and pipe numbers with one-to-one correspondence with cast iron pipe fittings are generated;
2) The high-temperature coating automatic number spraying station (6) adopts high-temperature coating with the temperature resistant of 1100 ℃ to automatically spray numbers on the cast iron pipe according to the pipe numbers generated by the computer processing equipment;
3) After the cast iron pipe is annealed, a first automatic pipe number identification station (8) automatically identifies the pipe by using a visual automatic identification technology and records on-line logic; automatically transferring to finishing equipment (9) immediately after the identification is completed; the upper line logic is the sequence of upper finishing lines;
4) After finishing and zinc spraying of the cast iron pipe by finishing equipment (9) is completed, the number of the pipe is deduced according to a logic sequence after zinc spraying and covering; the common coating number spraying station (10) immediately adopts an automatic number spraying device to carry out the number supplementing spraying on the cast iron pipe;
5) Before the cast iron pipe enters the internal grinding and external spraying equipment (13), the second automatic pipe number identification station (12) identifies the cast iron pipe number again by using a visual automatic identification technology;
6) And after the spray painting of the cast iron pipe is finished, the finished product mark spraying station (14) utilizes an automatic number spraying machine to spray the pipe number on the outer surface of the finished cast iron pipe, so as to finish the pipe number mark.
2. The method for labeling and tracking the tube number of the nodular cast iron tube production system according to claim 1, which is characterized in that: the nodular cast iron pipe production system is provided with computer processing equipment; the equipment in the nodular cast iron pipe production system is connected with computer processing equipment through a network; the computer processing device processes and stores the cast iron pipe data obtained from the equipment in the cast iron pipe production system and sends control instructions to the equipment.
3. The method for labeling and tracking the tube number of the nodular cast iron tube production system according to claim 1, which is characterized in that: the high-temperature coating automatic number spraying station (6), the common coating number spraying station (10) and the finished product mark spraying station (14) adopt industrial robots to carry out automatic number spraying.
4. The method for labeling and tracking the tube number of the nodular cast iron tube production system according to claim 1, which is characterized in that: the first pipe number automatic identification station (8) and the second pipe number automatic identification station (12) adopt industrial robots to identify pipe numbers.
5. The method for labeling and tracking the tube number of the nodular cast iron tube production system according to claim 1, which is characterized in that: the finishing equipment (9) is a finishing line without human intervention.
6. The method for labeling and tracking the tube number of the nodular cast iron tube production system according to claim 1, which is characterized in that: an axial pipe conveying system (3) is arranged between the centrifugal machine (2) and the cast iron pipe conveying chain (4), and the cast iron pipe is conveyed onto the cast iron pipe conveying chain (4) from the centrifugal machine (2) along the axial direction of the cast iron pipe through the axial pipe conveying system (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810383159.4A CN108537310B (en) | 2018-04-26 | 2018-04-26 | Cast iron pipe production system and pipe number marking and tracking management method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810383159.4A CN108537310B (en) | 2018-04-26 | 2018-04-26 | Cast iron pipe production system and pipe number marking and tracking management method thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108537310A CN108537310A (en) | 2018-09-14 |
| CN108537310B true CN108537310B (en) | 2023-09-26 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810383159.4A Active CN108537310B (en) | 2018-04-26 | 2018-04-26 | Cast iron pipe production system and pipe number marking and tracking management method thereof |
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