CN111468901A - High-flexibility high-efficiency intelligent production process of comprehensive pipe - Google Patents
High-flexibility high-efficiency intelligent production process of comprehensive pipe Download PDFInfo
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- CN111468901A CN111468901A CN202010321251.5A CN202010321251A CN111468901A CN 111468901 A CN111468901 A CN 111468901A CN 202010321251 A CN202010321251 A CN 202010321251A CN 111468901 A CN111468901 A CN 111468901A
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
- B23P15/00—Making specific metal objects by operations not covered by a single other subclass or a group in this subclass
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
- B65G1/00—Storing articles, individually or in orderly arrangement, in warehouses or magazines
- B65G1/02—Storage devices
- B65G1/04—Storage devices mechanical
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
- B65G1/00—Storing articles, individually or in orderly arrangement, in warehouses or magazines
- B65G1/02—Storage devices
- B65G1/04—Storage devices mechanical
- B65G1/137—Storage devices mechanical with arrangements or automatic control means for selecting which articles are to be removed
- B65G1/1373—Storage devices mechanical with arrangements or automatic control means for selecting which articles are to be removed for fulfilling orders in warehouses
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Abstract
The invention discloses a high-flexibility high-efficiency intelligent production process of an integrated pipe, which adopts an automatic stereoscopic warehouse, automatic sand washing, automatic cutting, welding before bending, automatic pipe bending, flange or sleeve assembling and welding integrated machine, full-automatic logistics and manual assembly/welding stations, and is matched with production line software and a full-automatic logistics system to connect automatic equipment and the manual stations together. The production process disclosed by the invention is combined with the yield requirement, the reasonable configuration of the production process is carried out, the automation equipment and the automation logistics are considered, the manual assembly/welding station is also considered, the flexibility of the production line and the applicability of multiple products are ensured, a software system of the production line has the advancement, the automatic scheduling and the automatic task scheduling are realized, the functions of production preparation, production management, progress feedback, quality tracking and the like are realized, and the full life cycle management of the pipe fitting is realized.
Description
Technical Field
The invention relates to the field of carbon steel pipe processing equipment, in particular to an intelligent production process of a high-flexibility high-efficiency comprehensive pipe.
Background
At present, the existing pipe production line of the domestic shipyard is generally divided into small, medium and large three lines for production, can not embody the flexible production requirement, and is not beneficial to overall arrangement of the production of pipe fittings:
① the production line of small tubes is a seamless steel tube with nominal diameter DN 15-DN 50;
② the production line of the middle tube is a seamless steel tube with nominal diameter DN 65-DN 150;
③ the production line of the large pipe is a seamless steel pipe with nominal diameter DN 200-DN 500;
and (II) data of design work and a pipe production line are not communicated, so that the design and field production are disconnected seriously.
1) The BOM acquisition of process data is insufficient, the accuracy of the process data is poor, and how to match the pipe jacking is poor;
2) the matching between the chart of the technical center and the integrity of the material tray does not accord with the problem, and the integrity of the tray is low;
3) manually splitting a receipt picture on site and checking technical center blanking data optimization;
and (III) the production line control system has insufficient intelligent degree, and the logistics system cannot be fully automatically scheduled.
1) The core function of the production line management software is not complete, only surface management of pipe grouping is carried out, deep MES management development is not carried out, and sufficient process management of the whole flow of the pipe is lacked;
2) production line management software cannot perform station level advanced scheduling and cannot automatically schedule production plans according to field production practices.
3) An automatic logistics system is not provided, and the workpiece can be transmitted only by manual control or semi-automatic control;
4) after the pipe is processed, the subsequent procedures do not realize intelligent software automatic management, the pipe in different procedures cannot be matched with different trays, and the automatic sampling inspection and flaw detection proportion, the automatic sampling inspection and pressure test, the surface treatment and the like cannot be realized;
and (IV) the intelligent degree of the production line equipment is low, and the intelligent manufacturing requirement cannot be met.
1) The storage of the tube raw material can not be realized in an automatic three-dimensional warehouse, and the production efficiency is low.
2) The surface of the pipe is rusted without automatically washing the sand on the surface of the pipe, and a large amount of grinding work is needed on the surface of the pipe to make up for the defects;
3) most of domestic intelligent manufacturing equipment has incomplete intelligent functions, needs manual auxiliary operation and has low production efficiency;
4) most of the production capacity of pipe fitting processing is to make up for the processing amount of a production line by manual operation;
5) automatic code spraying cannot be realized, and the time for pasting and knocking the steel seal of the simple two-dimensional code is long;
in summary, the conventional pipe production line has the defects and disadvantages of low production efficiency and much time consumption, and a designer is urgently required to solve the technical problem of the pipe intelligent production line.
Disclosure of Invention
In order to solve the technical problems, the invention provides an intelligent production process of a high-flexibility high-efficiency comprehensive pipe, which comprises the following steps:
one) the pipes are output from the automatic pipe three-dimensional warehouse in a first-in first-out mode, enter a pipe sand washing machine through a logistics roller way system for automatic sand washing, and then enter the pipe sand washing machine for automatic sand washing.
Secondly), after the sand washing of the pipe, the pipe is firstly coded by an automatic coding machine of the pipe and then enters a sawing machine of the pipe for cutting. The automatic coding machine for the pipes adopts an automatic ink-jet mode for convenient processing and circulation.
And thirdly) cutting the pipe by a band saw of the pipe sawing machine, and arranging grooves at two ends of the pipe by using the corresponding beveling machine matched with the automatic sawing machine.
Fourthly) various cutting devices of the cutting station automatically receive task instructions and cutting numerical control programs from the pipeline information management system, and after cutting is finished, feedback confirmation of finished tasks is automatically carried out; the short material produced by cutting, below 600mm, automatically falls into a pre-placed tray.
And fifthly), after the pipe is cut, an automatic butt welding machine is adopted for carrying out automatic butt welding, or a butt welding integrated machine is adopted for welding a flat flange and a welding sleeve, and meanwhile, a pipeline informatization management system automatically sends production information and instructions of the butt pipe to an upper computer of the automatic butt welding machine or the butt welding integrated machine.
And sixthly) after the pipe is cut, bent and welded at one time, the pipe is transported to a cache platform of a semi-automatic and manual work workstation by a logistics roller way system according to the process arrangement of the instructions of the pipeline information management system, and meanwhile, the pipeline information management system sends the production information and the instructions of the butt-jointed pipe to the computer terminals of all stations.
Seventhly), the pipeline information management system generates a pipe accessory tray list required by each workstation according to the task work package of each production station, and pipe accessories required by each workstation are distributed to each workstation according to plan arrangement by pipe accessory storage personnel in advance.
Eighthly), the pipes are placed in the finished pipe fitting trays in a hoisting mode through a crane, the pipeline information management system generates tray loading lists of each subsequent process, and the management is carried out on the whole processes of storage, transportation, centralized distribution and the like of the trays.
Nine) after the pipe is finished, the pipeline informatization management system carries out nondestructive inspection tests, pressure tests, sand washing, painting, field installation, ship installation and final submission of the whole process to manage, generates a test and test list, generates an inspection report, and records and confirms the process through a mobile phone, a mobile terminal or a computer to complete the whole life cycle management of the whole pipe. And the progress records and confirmation of the acid pickling phosphorization and galvanizing external coordination processes are taken into consideration by adopting the mobile terminal.
Furthermore, the specification of the drift diameter of the pipe is DN 40-DN 400.
Furthermore, cutting fluid is adopted for automatic welding after cutting in the third step
And (3) performing cold machining on the pipe to ensure that the groove meets the requirement of automatic butt welding.
And further, in the fifth step, the pipe is bent after the flat flange is welded on the pipe, the pipe is transported to a cache platform of a bending workstation of the numerical control pipe bending machine through a logistics roller system, and various production information and instructions of the pipe are sent to an upper computer of the numerical control pipe bending machine by the system.
The invention effectively improves the production efficiency, reduces the production cost, improves the processing precision and can realize mass and high-quality tissue production.
Drawings
FIG. 1 is a schematic view of the process of the present invention.
In the figure, 1, a three-dimensional warehouse, 2, a logistics roller way, 3, a pipe sand-punching machine, 4, a pipe sand-cleaning machine, 5, an automatic pipe coding machine, 6, a pipe sawing machine, 7, a beveling machine, 8, a tray, 9, an automatic butt welding machine, 10, an assembly and welding integrated machine, 11, a numerical control pipe bender, 12 and a cache platform.
Detailed Description
As shown in fig. 1, an intelligent production process of a high-flexibility high-efficiency integrated pipe comprises the following steps:
1) the raw material feeding of the automatic three-dimensional pipe warehouse 1 is carried out according to a material demand list of a pipeline information management system, an operator automatically arranges and arranges the materials through the pipeline information management system, the correct pipes are hoisted to a feeding cache region, information such as pipe specifications, furnace batch numbers and the like is scanned or input into the pipeline information management system, and the pipes enter the warehouse position of the automatic three-dimensional pipe warehouse 1 with the inclination of the layer height through a cache material rack feeding mechanism by turning.
2) The pipeline information management system generates a pipe accessory tray list required by each workstation according to the task work package of each production station, and pipe accessory warehousing personnel distribute the pipe accessories required by each workstation to each equipment station and manual assembly/welding station according to plan arrangement.
3) The pipe is turned out from the automatic three-dimensional warehouse 1 of the pipe through a blanking mechanism of the vertical warehouse to a logistics roller way line in a first-in first-out mode, automatically enters a pipe sand washing machine 3 through a logistics roller way system 2 to be automatically washed, then enters a pipe sand washing machine 4 to be automatically washed, and is unmanned in the whole process. And a driving motor of the logistics roller way system 2 is electrically connected with the pipeline informatization management system.
4) After the pipes are washed, the pipes are automatically dispatched to enter different pipe sawing machines 6 and pipe automatic coding machines 5 according to the setting of a pipeline information management system, the working sequence of the pipe sawing machines 6 and the pipe automatic coding machines 5 is coding first and then cutting, the pipes are coded in an automatic ink-jet mode, and coding is adopted on pipe numbers so that all the relevant production information of the pipes can be intelligently identified by intelligent line stations.
5) The drift diameter specification of the pipe is DN 40-DN 400, the pipe is cut by a band saw of the pipe sawing machine 6, the automatic sawing machine 6 is provided with a corresponding beveling machine 7, bevels are formed at two ends of the pipe, automatic welding is needed after cutting, and the beveling meets the requirement of automatic butt welding by adopting a cold machining mode.
6) Various cutting devices of the cutting station automatically receive task instructions and cutting numerical control programs from the pipeline information management system through set programs, and feedback confirmation of finished tasks is automatically carried out after cutting is finished. The short material generated by cutting is less than 600mm, automatically falls into the tray 8 which is placed in advance, and the short pipe tray 8 is automatically sent to the short piece manufacturing area through a manual logistics conveying mode according to the scheduling instruction of the pipeline information management system. The generated excess materials are stored in a temporary area beside the pipeline, and are optimized through a pipeline information management system through automatic nesting of a set program as far as possible in principle, so that the generation of the excess materials is reduced as far as possible.
7) After a part of pipes are cut, automatic butt welding is required, the pipes are automatically transported to a cache platform of an automatic butt welding machine 9 workstation by the logistics roller way system 2, and meanwhile, the pipeline information management system automatically sends production information and instructions of the butt welding pipes to an upper computer of the butt welding equipment through a set program.
8) After a part of pipes are cut, the welding of flat flanges and sleeve fillet welds are required to be carried out, the materials are automatically transported to a cache platform of the flange or sleeve assembling and welding integrated machine 10 by the logistics roller way system 2, and meanwhile, the pipeline informatization management system sends production information and instructions of butt-jointed pipes to an upper computer of equipment for welding the flat flanges and the sleeves through a set program. The flanges or the sleeves are placed in a semi-automatic manual feeding mode to be assembled, and automatic positioning welding and automatic welding of the flanges or the sleeves are achieved.
9) After the flat flanges are welded on the pipes, the pipes are automatically conveyed to a cache platform of a pipe bending workstation of the numerical control pipe bender 11 by the logistics roller system 2 if needed, and the pipeline information management system automatically sends the production information and instructions of the pipes to an upper computer of the numerical control pipe bender 11 through a set program. The numerical control pipe bender 11 realizes automatic pipe bending of a pipe with a flange or a sleeve under the condition of personnel monitoring.
10) After the pipe is cut, bent and welded at one time, the pipe is automatically transported to a cache platform of a semi-automatic and manual work workstation by the logistics roller way system 2 according to the process arrangement of the instructions of the pipeline information management system, and meanwhile, the pipeline information management system automatically sends the production information and the instructions of the butt-jointed pipe to the computer terminals of all stations through a set program. In order to improve the efficiency of manual work stations and reduce the logistics times, the manual work stations are required to form 2D/3D finished pipes as soon as possible.
11) The pipeline information management system generates pipe accessory tray lists required by all workstations according to task work packages of all production stations, and pipe accessories required by all workstations are distributed to all workstations by pipe accessory warehousing personnel in advance in a manual logistics mode according to plan arrangement.
12) And after the welding is finished, the finished pipe is placed into the pipe fitting completion tray in a hoisting mode of a crane, and the pipeline informatization management system generates a tray loading list of each subsequent process and manages the whole processes of storage, transportation, centralized distribution and the like of the tray.
13) After the pipe is finished, the pipeline informatization management system carries out nondestructive inspection tests, pressure tests, sand washing, painting, field installation, ship installation and final submission of the subsequent pipe to the whole process for management, generates a test and a test list, generates an inspection report, and records and confirms the processes through a mobile phone, a mobile terminal or a computer to complete the whole life cycle management of the whole pipe. And the progress records and confirmation of the acid pickling phosphorization and galvanizing external coordination processes are taken into consideration by adopting the mobile terminal. The pipeline information management system is a pipeline information MES management system, and is the prior art.
The invention has the following beneficial effects:
firstly, the existing pipe production line of the domestic shipyard is generally divided into three lines of small, medium and large production.
1) The intelligent production line of the pipe has the application range of diameter DN 40-DN 400, covers the production ranges of small-caliber, medium-caliber and large-caliber pipes of general pipes, embodies the flexible production requirement and is beneficial to overall arrangement of production of pipe fittings.
2) The flexibility of production is further strengthened, use comprehensive pipe intelligence production line, the application scope of pipe is DN 40-DN 400, cover more than 80% production capacity, the flexibility of production line is further strengthened for the pipe production line can adapt to the diversified needs of ship type.
And secondly, data communication between the design work and the pipe production line, and close fit between the design work and the site.
1) The pipeline information MES management system introduces design information, plan information and material information from a design/ERP in batches according to each ship-shaped segmented tray, designs and modifies the information, automatically creates a pipe production task package, performs automatic high-level production scheduling, automatically generates a corresponding numerical control instruction for equipment after the task package is released to the workshop for production, matches a corresponding tool and fixture, and automatically selects a WPS for the pipe; and simultaneously, task queues are generated for semi-automatic stations and manual stations in real time, production scheduling of the respective automatic stations is automatically carried out, and required materials are automatically distributed to a cache area of the stations through a logistics system.
2) And (4) an IDF file containing necessary process information for processing the pipe is derived from the technical software AM, and is filed and managed. And the pipeline information MES management system accesses the archived IDF file and reads the IDF file to obtain the model and the process data of the pipe so as to form the pipe processing BOM.
3) The ERP system provides planned start-up and planned completion times for each pallet pipe production. The pipeline informatization MES management system automatically completes the calculation of a processing path and the high-level scheduling of each station according to the imported tray manufacturing plan and the pipe processing BOM (on the premise of meeting the tray completion plan, the processing time of each processing task at each station is automatically determined, the operating load of each station is automatically balanced, the planning time of a production line is automatically adjusted according to the insertion list, equipment faults, raw material problems and the like), and the completion state of each pipe is fed back to the existing ERP system of an owner in the production process.
4) The ERP system provides inventory information of materials required by the management processing, and the inventory information is used for the pipeline information MES management system to check the anteproduction material satisfaction condition.
5) The ERP system provides inventory information of materials required by the management processing, and the inventory information is used for the pipeline information MES management system to check the anteproduction material satisfaction condition.
6) The pipeline information MES management system has the functions of production control, data acquisition, abnormity early warning, historical information, system integration, various report analysis and the like, and all report templates can be configured by self to meet the data requirements of various monitoring devices in a central control room.
7) The automation degree of the comprehensive production line is greatly improved, the international intelligent manufacturing flow level is achieved, and compared with the previously planned production line, a three-dimensional warehouse, a pipe sand-blasting machine, a pipe saw-cutting machine, a beveling machine, an automatic butt welding machine and a numerical control pipe bender of the production line are all automatic devices, and the production line is the prior art.
8) The pipeline information MES management system has advanced scheduling function, real-time automatic scheduling function realized by signal interaction control with production hardware, and full life cycle management function from design to ship-mounted installation of pipes.
And thirdly, the intelligent degree of the pipeline information management system and the logistics roller way can be fully automatically scheduled.
1) The core function of the pipeline informatization management system has integrity, deep MES management development is carried out, and the process management of the whole process of the pipe can be carried out;
2) the pipeline information management system can completely carry out station-level high-level scheduling and can carry out automatic scheduling on a production plan according to the actual field production.
3) An automatic logistics roller way is arranged, and the pipe is automatically allocated and transmitted to a required station through the logistics roller way by a software system instruction;
4) after the pipe is processed, the subsequent procedures completely realize the automatic management of intelligent software through a pipeline information MES management system, the pipe in different processes can be matched with different trays, and the automatic sampling inspection and flaw detection proportion, the automatic sampling inspection and pressure testing, the surface treatment and the like can be realized;
fourthly, the intelligent degree of production line equipment is high, satisfies intelligent manufacturing needs.
1) The information of the pipe raw material library can be fed back to the pipeline information management system, and the three-dimensional library is scheduled by the MES management system, so that the automatic three-dimensional library storage is realized, and the production efficiency is high;
2) the surface of the pipe fitting is automatically washed with sand, the surface of the pipe is rusted, the surface of the pipe does not need to be polished, dirt, gravel, scale and rust on the outer surface of the pipe are cleaned, the surface quality of the pipe is improved, and the surface of the pipe after sand washing reaches the Sa2.5-level standard;
3) automatic coding equipment of beating of pipe can realize automatic sign indicating number, has solved the problem of artifical subsides sign indicating number.
The production process disclosed by the invention is combined with the yield requirement, the reasonable configuration of the production process is carried out, the automation equipment and the automation logistics are considered, the manual assembly/welding station is also considered, the flexibility of the production line and the applicability of multiple products are ensured, a software system of the production line has the advancement, the automatic scheduling and the automatic task scheduling are realized, the functions of production preparation, production management, progress feedback, quality tracking and the like are realized, and the full life cycle management of the pipe fitting is realized.
Claims (4)
1. An intelligent production process of a high-flexibility high-efficiency comprehensive pipe is characterized by comprising the following steps of: the method comprises the following steps:
firstly), the pipes are output from the automatic pipe three-dimensional warehouse (1) in a first-in first-out mode, enter a pipe sand washing machine (3) through a logistics roller way system (2) for automatic sand washing, and then enter a pipe sand washing machine (4) for automatic sand washing;
secondly), after sand washing, the pipe is coded through an automatic pipe coding machine (5) and then enters a pipe sawing machine (6) for cutting, and the automatic pipe coding machine (5) adopts an automatic ink-jet mode for convenient processing and circulation;
thirdly), the pipe is cut by a band saw of the pipe sawing machine (6), the automatic sawing machine (6) is provided with a corresponding beveling machine (7), and beveling is carried out on two ends of the pipe;
fourthly) various cutting devices of the cutting station automatically receive task instructions and cutting numerical control programs from the pipeline information management system, and after cutting is finished, feedback confirmation of finished tasks is automatically carried out; the short material produced by cutting, with a thickness of less than 600mm, automatically falls into a pre-placed tray (8);
fifthly), after the pipe is cut, an automatic butt welding machine (9) is adopted for automatic butt welding, or a butt welding integrated machine (10) is adopted for welding a flat flange and a welding sleeve, and meanwhile, a pipeline informatization management system automatically sends production information and instructions of the butt pipe to an upper computer of the automatic butt welding machine (9) or the butt welding integrated machine (10);
sixthly), after the pipe is cut, bent and welded at one time, the pipe is transported to a cache platform of a semi-automatic and manual work workstation by a logistics roller way system (2) according to the process arrangement of the instructions of a pipeline information management system, and meanwhile, the pipeline information management system sends the production information and the instructions of the butted pipe to the computer terminals of all stations;
seventhly), the pipeline information management system generates a pipe accessory tray list required by each workstation according to the task work package of each production station, and pipe accessories required by each workstation are distributed to each workstation according to plan arrangement by pipe accessory warehousing personnel in advance;
eighthly), placing the pipes into finished pipe fitting trays in a hoisting mode by using a crane, generating tray loading lists of each subsequent process by using a pipeline informatization management system, and managing the whole processes of storage, transportation, centralized distribution and the like of the trays;
nine) after the pipe is finished, the pipeline informatization management system carries out nondestructive inspection test, pressure test, sand washing, painting, field installation, ship installation and final submission of the whole process to manage, generates a test and a test list, generates an inspection report, and records and confirms the process through a mobile phone, a mobile terminal or a computer to complete the whole life cycle management of the whole pipe;
and the progress records and confirmation of the acid pickling phosphorization and galvanizing external coordination processes are taken into consideration by adopting the mobile terminal.
2. An intelligent production process of a comprehensive pipe with high flexibility and high efficiency according to claim 1, which is characterized in that: the specification of the drift diameter of the pipe is DN 40-DN 400.
3. An intelligent production process of a comprehensive pipe with high flexibility and high efficiency according to claim 1, which is characterized in that: in the third step, automatic welding is required after cutting, and cutting fluid is adopted to perform cold machining on the pipe, so that the groove can meet the requirement of automatic butt welding.
4. An intelligent production process of a comprehensive pipe with high flexibility and high efficiency according to claim 1, which is characterized in that: and in the fifth step, the pipe is bent after the flat flange is welded, the pipe is transported to a cache platform of a pipe bending workstation of the numerical control pipe bending machine (11) through the logistics roller way system (2), and various production information and instructions of the pipe are sent to an upper computer of the numerical control pipe bending machine (11) by the system.
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| CN202010321251.5A CN111468901A (en) | 2020-04-22 | 2020-04-22 | High-flexibility high-efficiency intelligent production process of comprehensive pipe |
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| CN202010321251.5A CN111468901A (en) | 2020-04-22 | 2020-04-22 | High-flexibility high-efficiency intelligent production process of comprehensive pipe |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112257834A (en) * | 2020-10-22 | 2021-01-22 | 广州文冲船厂有限责任公司 | Method and system for managing codes in pipe processing production |
| CN112832557A (en) * | 2020-12-21 | 2021-05-25 | 中铁一局集团电务工程有限公司 | Assembly type construction method of subway station cold water machine room based on BIM |
| CN113400019A (en) * | 2021-04-16 | 2021-09-17 | 浙江锯力煌锯床股份有限公司 | Automatic punching and shearing production line |
| CN113927254A (en) * | 2021-11-10 | 2022-01-14 | 江苏新时代造船有限公司 | Pipe splitting and assembling process |
| CN114029739A (en) * | 2021-11-30 | 2022-02-11 | 天水锻压机床(集团)有限公司 | 5G rod combination intelligent production line and production method thereof |
| CN114692288A (en) * | 2020-12-31 | 2022-07-01 | 上海铠韧气体工程股份有限公司 | Digital welding automatic processing system based on AM platform |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112257834A (en) * | 2020-10-22 | 2021-01-22 | 广州文冲船厂有限责任公司 | Method and system for managing codes in pipe processing production |
| CN112832557A (en) * | 2020-12-21 | 2021-05-25 | 中铁一局集团电务工程有限公司 | Assembly type construction method of subway station cold water machine room based on BIM |
| CN114692288A (en) * | 2020-12-31 | 2022-07-01 | 上海铠韧气体工程股份有限公司 | Digital welding automatic processing system based on AM platform |
| CN113400019A (en) * | 2021-04-16 | 2021-09-17 | 浙江锯力煌锯床股份有限公司 | Automatic punching and shearing production line |
| CN113927254A (en) * | 2021-11-10 | 2022-01-14 | 江苏新时代造船有限公司 | Pipe splitting and assembling process |
| CN114029739A (en) * | 2021-11-30 | 2022-02-11 | 天水锻压机床(集团)有限公司 | 5G rod combination intelligent production line and production method thereof |
| CN117608257A (en) * | 2024-01-23 | 2024-02-27 | 江苏中天互联科技有限公司 | Cable production scheme generation method and electronic equipment |
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