CN115689499A - Production management system and production management method for electronic control system products - Google Patents
Production management system and production management method for electronic control system products Download PDFInfo
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Abstract
The invention relates to the technical field of digital workshops and intelligent manufacturing, in particular to a production management system and a production management method of an electric control system product, wherein the production management system comprises an MMS (multimedia messaging service) subsystem, an AGV (automatic guided vehicle) scheduling subsystem, an ERP (enterprise resource planning) subsystem and an IAM (integrated information management) subsystem, wherein the MMS subsystem is integrated with the AGV scheduling subsystem, the ERP subsystem and the IAM subsystem and is used for realizing digital management and control of a production process; the MMS subsystem comprises a main data management module, a work order management module, a production execution module, a quality management module, a material management module, a personnel management module, a technical file module, a process management module and a process management module. By the production management system and the production management method thereof, the problems of high investment cost and unstable operation can be effectively solved.
Description
Technical Field
The invention relates to the technical field of digital workshops and intelligent manufacturing, in particular to a production management system and a production management method for an electric control system product.
Background
The digital workshop is a modern workshop designed and built on the basis of informatization and digitization by using advanced production operation theories and methods such as visualization, standardization, lean and the like; the intelligent control system is a core unit of an intelligent factory, and relates to the fields of wide application and complex and various types.
An electric control system product generally comprises a plurality of electric control cabinets, an actuating mechanism, a sensor, a cable and other equipment, and belongs to the field of system integration production and manufacturing. In terms of production cost, production cycle time, quality control, etc., the same functional component will usually have multiple alternative brands. The configuration of even the same series of products will vary from project specification to project specification and from customer to customer. The production is carried out in various types and small batches, and is often accompanied with complex conditions such as material shortage, material borrowing production, modification production and the like. The assembly of the electric control cabinet mainly comprises two parts of electric element assembly and wiring. Through the evolution and development of the electrical industry in recent decades, most low-voltage electrical elements can meet the requirements of a standard guide rail mounting structure of 35mm, and the low-voltage electrical elements are simple, convenient and quick to assemble and convenient to manually operate. In terms of wiring, most of the current electric components adopt a dome terminal or a screw crimping terminal, but the electric interfaces of different components differ in spatial position. The electric elements are connected through flexible wires, the wires in a single cabinet are usually hundreds of thousands of criss-cross wires, and in order to facilitate subsequent maintenance and overhaul, the wires need to be straightened and orderly bundled. It is difficult for mechanical automated production to take advantage of its efficiency and cost.
In the digital workshop production execution level, the execution function of a material demand plan (MRP) is enhanced usually through a Manufacturing Execution System (MES) platform, and the MRP plan is connected with a workshop operation field control system through an execution system, so that the manufacturing execution capacity of an enterprise is improved. Different industries, enterprises and products have certain differences in functional requirements on MES. The common MES system mainly faces to the batch production scene of mechanical processing and standardized parts, and can not meet the digital control requirements of the production process of an electric control system which is complex and variable in product configuration, various in variety, small in batch and mainly operated manually.
Generally, data such as BOM data, drawings, process files and the like of an MES system call related system data through a software interface, the development cost of the interface is high, the system is easily affected by the running states of other systems, and even the interface development is difficult and the running is unstable due to the data structure problem.
Disclosure of Invention
In order to solve the technical problems, the invention provides a production management system and a production management method of an electric control system product, which can effectively solve the problems of high investment cost and unstable operation.
The invention is realized by adopting the following technical scheme:
a production management system of an electric control system product is characterized in that: the system comprises an MMS subsystem, an AGV dispatching subsystem, an ERP subsystem and an IAM subsystem, wherein the MMS subsystem is integrated with the AGV dispatching subsystem, the ERP subsystem and the IAM subsystem and is used for realizing digital management and control of a production process;
the MMS subsystem comprises a main data management module, a work order management module, a production execution module, a quality management module, a material management module, a personnel management module, a technical file module, a process management module and a process management module;
the work order management module is used for receiving the production order tasks synchronized by the ERP subsystem, creating specific production work order tasks and issuing the production work order tasks to a production line;
the production execution module is used for managing and controlling the production process according to the production process flow, completing production and work reporting of the MMS subsystem, and feeding back an order execution state to the ERP according to work reporting nodes preset by the MMS subsystem and the ERP subsystem, so that consistency of work reporting data of the MMS subsystem and the ERP subsystem is realized;
the material management module is used for receiving basic material data and material receipt data synchronously coming from the ERP subsystem, and the personnel in the secondary library check and receive materials and enter the secondary library inventory; the system is used for sorting and batching process materials according to a process BOM list;
the process management module is used for scheduling the AGV through the AGV scheduling subsystem to realize automatic distribution of the materials; the supplementary material record in the management and control starved production later stage, the material that moves the material production is unbound and is shifted, borrows the data record in the material production.
The work order management module is also used for comparing material inventory, technical file preparation and self-checking item maintenance conditions and selecting a specific production mode in the process of creating a production work order task, wherein the production mode comprises normal production, material shortage production, moving and modifying production, single-line production and mixed-line production.
The quality management module is used for compiling a product process quality inspection item library, building a product process quality file and generating a corresponding quality inspection item; and is used for freezing or unfreezing the products and materials in the production process;
the personnel management module is used for realizing the login of personnel and the management of roles and authorities, wherein the MMS subsystem synchronizes the personnel account information of the IAM subsystem and adopts the same account password to carry out login authentication on the personnel account information.
The MMS subsystem comprises an MMS database and an intermediate database; when the data changes in the ERP subsystem, the data is automatically triggered to a middle database, and the MMS subsystem pulls the data from the middle database according to a timing task; when the electric control system product completes a certain production node task, the MMS subsystem uploads the work reporting data to the middle database work reporting table, and the ERP subsystem monitors the middle database work reporting table at regular time and processes the work data to be reported in time.
A production management method of an electric control system product is characterized by comprising the following steps: the method comprises the following steps:
S 1 creating a standard serialized design BOM list template, wherein the standard serialized design BOM list template comprises material attributes, the material attributes comprise conventional attributes and special attributes, and the special attributes comprise state attributes, class attributes, substitution attributes, process attributes, quality inspection quality attributes and management and control strength attributes of materials;
S 2 filling all the conventional material attribute information required by the series of products into a standard serialized design BOM list template by a designer to form the standard serialized design BOM list;
S 3 the designer, according to project specifications, at step S 2 Marking special attributes of materials in the standard serialized design BOM list built in the system to determine specific materials required by the project so as to form a design BOM list of the specific project, and marking and extracting a BOM list in a working procedure by the MMS subsystem through the material attributes in the design BOM of the specific project;
S 4 the designer creates the project through the MMS subsystem, introduces the design BOM list, the technical drawing and the technical background file of the specific project into the MMS subsystem, and selects related personnel to perform document verification according to the preset approval process;
S 5 relevant personnel in the approval process confirm all material attributes of the project in sequence, finally form a determined design BOM list and give a version label;
S 6 the MMS subsystem is in butt joint with the ERP subsystem to obtain main material data, inventory data, work order data and material receiving order data; the production scheduling personnel compares the determined design BOM list with the inventory data, determines a specific production mode, checks whether the production technology is ready, if so, compiles a production work order and sends the production work order to a formulated production line; the production mode comprises normal production, material shortage production, moving production, single line production and mixed line production;
S 7 receiving the materials according to the material receiving list of the project synchronized by the ERP subsystem,and warehousing and posting; sorting materials according to a BOM list of the working procedures bound by the production work order, and binding the sorted materials with a material frame, a material rack, a landmark, a cabinet body and a cabinet body carrier;
S 8 a manufacturer pushes the cabinet body to be assembled into an assembly line, the cabinet body bar code on the cabinet body to be assembled is scanned, the MMS subsystem calls the AGV dispatching subsystem, the AGV is controlled to send the material to the corresponding station, and the assembly of the cabinet body at the station is completed;
S 9 a plurality of cabinets of the same set of electric control system product sequentially enter the same assembly line or different assembly lines according to a certain sequence to carry out assembly operation;
S 10 the assembled electric control cabinet body is transferred to a wiring area through an AGV trolley to carry out wiring, material supplementing or assembly checking operation;
S 11 and final inspection personnel carry out final inspection on the products qualified by debugging, upload quality files of the equipment and give final inspection judgment of the products, and then report workers to the ERP subsystem.
Step S 5 All materials of the project are sequentially confirmed by related personnel in the middle examination and approval process, and the method specifically comprises the following steps: shielding materials which are not needed by the item in the standard serialization design BOM list by the MMS subsystem, and displaying determined materials and multiple brands of materials which are not determined temporarily; the process personnel in the process check whether the project has newly added materials, if so, the process attributes are additionally marked, and relevant standard operation items are called from a process library to form a production operation instruction book of the project; quality control personnel in the process check whether the project has newly added materials, if so, the quality attribute and the control intensity attribute of the project are additionally marked, and related operation sub-items are called from a quality inspection operation library to be combined into a project process quality control file; planning personnel in the process extract related material production and purchase attributes according to the material attributes to arrange corresponding production and purchase plans; and the purchasing personnel in the process marks the state attributes of the corresponding multi-brand materials in the design list according to the purchasing bid or price comparison result.
Step S 8 In the method, after scanning the cabinet bar code on the cabinet to be installed, the MMS subsystem binds the item to be relatedAnd the electronic operation instruction book is presented on a corresponding display screen and comprises a text and image operation instruction, an assembly self-checking item and a layout.
Step S 9 The method specifically comprises the following steps: in the cabinet body assembly working section, after a worker in a current process starts working, the worker in the next process calls an AGV to send materials required by the cabinet body in the previous process to the working position in advance; after the cabinet body is assembled in the upper process, the next worker drags the cabinet body in the upper process into a station for assembly; all the assembly work of the cabinet body is completed sequentially downwards.
Step S 10 The material supplementing operation in the process comprises the following specific steps: when material supplement is needed, and after the materials needed by the project are delivered, production personnel can get the materials out of the secondary warehouse, inquire the corresponding material shortage cabinet body on the MMS subsystem, and conduct material supplement operation at the corresponding position under the guidance of the MMS subsystem.
Step S 10 And S 11 Also includes the following steps: debugging personnel complete the assembled electric control cabinet body, an actuating mechanism, a sensor and a cable which are received from a storehouse through code scanning, input the production serial number of a complete set of products, and then carry out debugging operation according to the debugging operation requirement.
Compared with the prior art, the invention has the beneficial effects that:
1. the invention develops a set of management system integrating a plurality of system functions aiming at the structural characteristics and the production characteristics of an electric control system product consisting of a plurality of electric control cabinets, actuating mechanisms, sensors, cables and other equipment, and solidifies the control method of a digital production workshop of the electric control system product. The method has the characteristics of flexible production organization, good compatibility, low investment cost, short construction period and the like, meets the production requirements of most electric control cabinet bodies, adapts to complex production environment, is beneficial to realizing digitization and lean production process, and promotes the production, quality improvement and efficiency improvement of electric control system products.
2. The management system optimizes and integrates a plurality of system functions, such as system functions of a warehousing management system, production management quality inspection, an electronic operation instruction, product life cycle management, process design and the like, organizes related personnel such as technology, process, quality, scheduling, production, warehouse management and the like together, constructs a high-efficiency collaboration platform by a product delivery center, improves the response rate of the system, and deals with complex and changeable design and production scenes; and the number of linked peripheral systems is small, and the operation is relatively independent and is not easily interfered by the operation states of other systems to operate stably.
3. The system divides the production process of the electric control system products into a plurality of operation working sections, keeps certain independence and is mutually connected. The invention can effectively avoid the defects of assembly line operation, realize flexible organization of production and not influence the normal operation of part of production operation even in the material shortage state.
4. The relative independence of the operation of the MMS subsystem is ensured and the influence of the ERP subsystem fault on the workshop production operation is reduced by the data integration mode of the intermediate database.
5. The integration of the MMS subsystem and the IAM subsystem aims to unify user authentication authority, avoid the risk of leakage of account number and password, simplify operation and reduce the possibility that personnel can not log in due to password confusion when logging in different systems. The MMS subsystem is used as a data application side in a timed mode, and an interface is provided for receiving data which is actively pushed in a timed mode due to the change of a main data system. And the MMS subsystem calls an IAM subsystem to unify the interfaces of the user identity management system and synchronize user information.
6. The quality management module is used for freezing or unfreezing the products and materials in the production process, and can reduce the output of abnormal products.
7. The electronic control system product generally comprises a plurality of electronic control cabinets, an actuating mechanism, a sensor, a cable and other devices, the MMS subsystem can automatically decompose an order issued according to a set into a plurality of sub-orders, then carry out production line production according to respective process flows, finally realize set binding at a debugging stage, and report work to the ERP subsystem according to sets. The complicated work of manually disassembling and combining the BOM of the product and the production order is simplified.
8. The MMS subsystem is compatible with customers and the material bar codes and the two-dimensional codes of suppliers, reduces a large amount of unnecessary secondary code adding work of materials, and can realize customized control of the materials.
9. The MMS subsystem can automatically implement management of production materials, sort the materials according to process requirements, dispatch the AGV trolley to deliver the materials to a formulated production station, possibly complete advanced batching and feeding, shorten production waiting time and improve production efficiency.
10. The design change of the configuration of the parts of the electric control system product is frequent, if the related technology, process, quality, scheduling, production and warehouse management personnel usually finish respective business by different systems according to the production mode of the conventional product, the flow is relatively long, the information transmission is not timely, and the information transmission is not smooth. The management method of the invention brings all the related personnel of the product into a unified platform, directly connects, saves the tedious intermediate link, quickly responds and improves the information transmission efficiency. When the project requires technical change in the production process of the product, a designer can modify a standard BOM list of series products in time and then upload the BOM list to the MMS subsystem. And subsequent personnel can put forward a version difference table through the report function of the MMS subsystem, then modify the difference material information, execute corresponding operation, transmit the change information to the production line in time, inquire the information of the finished product according to a preset scheme, intercept the state of the finished product, and modify the information according to the latest technical requirements.
11. The MMS subsystem can coexist with the conventional PLM system, WMS system and ERP subsystem of the enterprise and also independently work. The data used by the MMS subsystem is original design data of designers, and the system assists the designers to finish the effective version management of the original data; the series product standard BOM list can reduce the design workload of designers and avoid the problems of easy error and reference confusion in the copying and modifying process.
Drawings
The invention will be described in further detail with reference to the following description taken in conjunction with the accompanying drawings and detailed description, in which:
FIG. 1 is a schematic view of the structure of the present invention;
FIG. 2 is a schematic flow chart of the present invention;
fig. 3 is an integrated schematic diagram of the MMS subsystem and the ERP subsystem in the present invention.
Detailed Description
Example 1
As a basic implementation mode of the invention, the invention comprises an electric control system product production management system which comprises an MMS subsystem, an AGV dispatching subsystem, an ERP subsystem and an IAM subsystem. And the MMS subsystem is integrated with the AGV dispatching subsystem, the ERP subsystem and the IAM subsystem and is used for realizing digital management and control of the production process. More specifically, the MMS subsystem includes a master data management module, a work order management module, a production execution module, a quality management module, a material management module, a personnel management module, a technical file module, a process management module, and a process management module.
And the work order management module is used for receiving the production order tasks synchronized by the ERP subsystem, creating specific production work order tasks and issuing the production work order tasks to the production line.
The production execution module is used for managing and controlling the production process according to the production process flow, completing production and work reporting of the MMS subsystem, and feeding back order execution states to the ERP according to work reporting nodes preset by the MMS subsystem and the ERP subsystem, so that consistency of work reporting data of the MMS subsystem and the ERP subsystem is achieved.
The material management module is used for receiving basic material data and material receipt data synchronously coming from the ERP subsystem, and the personnel in the secondary library check and receive materials and enter the secondary library inventory; and sorting and batching the working procedure materials according to the working procedure BOM list.
The process management module is used for scheduling the AGV through the AGV scheduling subsystem to realize automatic distribution of the materials; the supplementary material record in the management and control starved production later stage, the material that moves the material production is unbound and is shifted, borrows the data record in the material production.
Example 2
As the best mode of execution of the invention, the invention comprises an electronic control system product production management system, which comprises an MMS subsystem, an AGV dispatching subsystem, an ERP subsystem and an IAM subsystem with reference to the attached figure 1 of the specification. And the MMS subsystem is integrated with the AGV dispatching subsystem, the ERP subsystem and the IAM subsystem and is used for realizing digital management and control of the production process. More specifically, the MMS subsystem includes a master data management module, a work order management module, a production execution module, a quality management module, a material management module, a personnel management module, a technical file module, a process management module, and a process management module.
The quality management module is used for compiling a product process quality inspection entry library, then building a product process quality file according to the product quality control requirements of specific projects, and generating corresponding quality inspection items according to the difference of products and procedures after the product process quality file is approved, released, approved and validated on line. And is used for freezing or unfreezing the products and materials in the production process, thereby reducing the output of abnormal products.
The technical file module is used for uploading production design BOM, technical drawings and technical file data. Furthermore, the uploaded file is subjected to validity management and can be used by a person auditor. And the assembly and quality personnel can check the corresponding drawing information through the report, so that paperless transmission of the technical file is realized.
The process management module is mainly used for process personnel and can compile a standard production process operation item library according to the template. And then planning a production process route according to the product technical requirements of specific projects, building a production operation instruction book, uploading the production operation instruction book to an electronic operation instruction book, and automatically matching and displaying corresponding electronic operation instruction file descriptions according to different products by the MMS subsystem.
In this embodiment, the ERP subsystem is illustrated by SAP.
Referring to the attached figure 3 of the specification, the MMS subsystem acquires data of a material stock, a material receiving list, a client, a supplier, a model, a work order and the like of a primary library through integration with the SAP system, and feeds back result information to the SAP subsystem after finishing corresponding production tasks. Wherein the MMS subsystem comprises an MMS database and an intermediate database. When data changes in the SAP subsystem, the data is automatically triggered to the intermediate database, and the MMS subsystem pulls the data from the intermediate database according to a timing task. When the work in process finishes a certain production node task, the MMS subsystem uploads the work reporting data to the work reporting table of the intermediate library, and the SAP subsystem monitors the work reporting table of the intermediate library at regular time and processes the work data to be reported in time. By means of data integration of the intermediate database, relative independence of operation of the MMS subsystem is guaranteed, and influence of the SAP subsystem on production operation of a fault workshop is reduced.
More specifically, the work order management module is configured to receive a production order task synchronized by the SAP subsystem, create a specific production work order task, and issue the specific production work order task to the production line. In the work order creating process, a dispatcher can compare the material inventory, technical file preparation and self-checking item maintenance conditions through the work order management module and select a specific production mode, such as normal production, material shortage production, moving and changing production, single-line production or mixed-line production and other production modes.
The production execution module is used for managing and controlling the production process according to the production process flow, binding information such as people, materials, products, time, flow and the like in the process and finishing production and work reporting of the MMS subsystem. And feeding back order execution states to the SAP subsystem according to work reporting nodes preset by the MMS subsystem and the SAP subsystem, so that the consistency of work reporting data of the MMS subsystem and the SAP subsystem is realized.
The material management module is used for receiving basic material data and material receipt data synchronously coming from the SAP subsystem, and then secondary library personnel check and receive materials, so that the consistency of a real object and an account is ensured, and the real object and the account are merged into the secondary library inventory. And the system is also used for signing and receiving the temporarily unsettled materials in the primary library, taking the materials as account cancellation certificates of the subsequent primary library and sorting and batching the working procedure materials according to the working procedure BOM list.
The integration of the MMS subsystem and the IAM subsystem aims to unify user authentication authority, avoid leakage risk of account number and password, simplify operation and reduce the possibility that personnel can not log in due to password confusion when logging in different systems. The MMS subsystem is used as a data application side in a timed mode, and an interface is provided for receiving data which is actively pushed in a timed mode due to the change of a main data system. And the MMS subsystem calls an interface of the IAM subsystem unified user identity management system to synchronize user information.
More specifically, the personnel management module is used for realizing login, role and authority management of personnel. The MMS subsystem can synchronize the personnel account information of the IAM subsystem and adopts the same account password to carry out login authentication on the personnel account information of the IAM subsystem. Outsourcing personnel without accounts in the IAM subsystem can independently create user and password information in the system, and management of login, roles and authority is realized. The password should contain capital letters, lowercase letters, numbers and special symbols, and the minimum number of the 8 bits ensures the rigor and the safety of the password.
And the MMS subsystem and the AGV dispatching subsystem are integrated and are used for dispatching the AGV to complete the distribution task.
More specifically, the process management module is used for dispatching an AGV through an AGV dispatching subsystem to realize automatic distribution of materials; the supplementary material record in the management and control starved production later stage, the material that moves the material production is unbound and is shifted, borrows the data record in the material production.
A production management method using the product production management system of the electronic control system, referring to the attached figure 2 of the specification, comprises the following steps:
S 1. and adopting WPS form software to create a standard series design BOM list template, wherein the standard series design BOM list template comprises material attributes, and the material attributes comprise conventional attributes and special attributes. The special attributes comprise a state attribute, a class attribute, a substitution attribute, a process attribute, a quality inspection quality attribute and a control intensity attribute of the material. The conventional attributes comprise part numbers, material codes, names, models, quantities and brand information of the materials.
S 2 The designer fills all the conventional material attribute information required by the series of products into the standard serialized design BOM list template to form the standard serialized design BOM list.
S 3 The designer, according to project specifications, at step S 2 Marking special attributes of materials in the standard serialization design BOM list created in the system to determine specific materials required by the project, thereby forming the design BOM list of the specific project, and marking and extracting the process BOM list by the material attributes in the design BOM of the specific project through the MMS subsystem. Wherein, the special attribute of the marking material specifically refers to: the designer labels the class attributes and the substitute attributes, and the process personnel labels the process attributes of the materials according to the process flow requirements of the product production(ii) a And maintaining information such as quality inspection quality attributes and control strength of related materials according to the product quality requirements, and marking the information in the table.
S 4 And the designer creates the project through the MMS subsystem, introduces a design BOM list, a technical drawing and a technical filing file of the specific project into the MMS subsystem, and selects related personnel to perform document verification according to a preset approval process.
S 5 The relevant personnel in the approval process sequentially confirm all material attributes of the item, finally form a determined design BOM list and assign a version label, such as V1.0. More specifically, the MMS subsystem shields materials which are not needed by the item in the standard serialization design BOM list, and displays determined materials and temporarily undetermined multi-brand materials; the process personnel in the process check whether the project has newly added materials, if so, the process attributes are additionally marked, and relevant standard operation items are called from a process library to form a production operation instruction book of the project; quality control personnel in the process check whether the project has newly added materials, if so, the quality attribute and the control intensity attribute of the project are additionally marked, and related operation sub-items are called from a quality inspection operation library to be combined into a project process quality control file; planning personnel in the process extract related material production and purchase attributes according to the material attributes to arrange corresponding production and purchase plans; and the purchasing personnel in the process marks the state attribute of the corresponding material in the design list according to the purchasing bid or price comparison result.
S 6 The MMS subsystem and the SAP subsystem are in butt joint to obtain main material data, inventory data, work order data and material getting order data. And comparing the determined design BOM list with the inventory data by the production scheduling personnel, determining a specific production mode, checking whether the production technology is ready, and compiling a production work order and issuing the production work order to a formulated production line if the production technology is ready. Wherein the production mode comprises normal production, material shortage production, moving and modifying production, single-line production and mixed-line production.
S 7 And the storeroom personnel of the secondary storeroom perform material order collection in the primary storeroom according to the material receiving list of the project synchronized by the SAP subsystem, and store the material in the primary storeroom and enter the primary storeroom for payment. Then binding the worker according to the production work orderAnd sorting the materials by the sequential BOM list, and binding the sorted materials with a material frame, a material rack, a landmark, a cabinet body and a cabinet body carrier. Wherein, the material picking list is opened in the SAP subsystem and is a voucher for picking materials from a second-level storehouse personnel (a line side storehouse) to a first-level storehouse.
S 8 And the production personnel push the cabinet body to be assembled into the assembly line, start client software on the touch screen all-in-one machine, scan the bar code of the cabinet body on the cabinet body to be assembled, and the MMS subsystem presents the related electronic operation instruction bound to the item on a corresponding display screen, wherein the electronic operation instruction comprises the operation description of characters and images, the assembly self-checking item and a layout drawing. Meanwhile, the MMS subsystem calls an AGV dispatching subsystem to control the AGV to send the materials to corresponding stations. Production and assembly are carried out by production personnel according to the requirements of electronic operation instruction, important materials need to be scanned, and the system automatically records the important materials. In the cabinet body assembly workshop section, after the current sequence personnel start working, the personnel of the next procedure can call the AGV through an electronic operation instruction interface to send the materials required by the current sequence cabinet body in the procedure to the station in advance. After the cabinet body is assembled in the upper sequence, the lower sequence personnel push the cabinet body in the upper sequence into the sequence to be assembled. So the assembly work of the cabinet body is completed downwards in sequence.
S 9 A plurality of cabinets of the same set of electric control system product sequentially enter the same assembly line or different assembly lines according to a certain sequence to carry out assembly operation;
S 10 and the assembled electric control cabinet body is transferred to a wiring area through the AGV trolley to perform wiring, supplementing or assembling inspection operation. When wiring, a wiring person binds the cabinet body and the landmark to determine the spatial position of the cabinet body and the landmark through the handheld PDA/PAD client, then performs wiring operation according to operation requirements, and fills in relevant self-checking data.
S 11 When the materials needed by the project are delivered, the production personnel can go to the secondary warehouse to take out the materials, and the client of the PDA or the PAD is held by hands to inquire the relevant starved feeding cabinet body, and the corresponding position is guided by the system to carry out feeding operation. The MMS subsystem supports intermittent operation mode of quality control personnel and wiring personnel, i.e. inspection personnel and wiring personnel can finish one operation for many timesThe inspection and wiring operation of each cabinet body can meet the requirement of material shortage production.
S 12 The electric control cabinet body qualified in project inspection is continuously transferred to a debugging area through the AGV trolley to complete the system, a debugging person uses the electric control cabinet body to be assembled on the client APP through continuous PDA/PAD, and part of an executing mechanism, a sensor, a cable and the like received from the storehouse are completed through code scanning, a production serial number of a complete product is compiled, and then debugging operation is carried out according to debugging operation requirements.
S 13 And final inspection personnel carry out final inspection on the products qualified by debugging, upload quality files of the equipment and give final inspection judgment of the products, and then report workers to the ERP subsystem.
In the whole production process of the electric control system product, quality inspection personnel can adopt the handheld PDA and the PAD and inspect the product through the APP client. Relevant technology, process and quality inspection requirements of the cabinet-making body can be inquired by scanning the code through the APP, and the compliance and quality attribute of the detected products are judged.
In the whole production and debugging process of the electric control system product, the MMS subsystem can automatically record product information when relevant personnel scan the material codes, and can screen and clamp the materials according to the material quality attribute and the control strength in the design BOM, so that the wrong materials or wrong collocation of the materials is avoided.
In summary, after reading the present disclosure, those skilled in the art should make various other modifications without creative efforts according to the technical solutions and concepts of the present disclosure, which are within the protection scope of the present disclosure.
Claims (10)
1. A production management system of an electric control system product is characterized in that: the system comprises an MMS subsystem, an AGV dispatching subsystem, an ERP subsystem and an IAM subsystem, wherein the MMS subsystem is integrated with the AGV dispatching subsystem, the ERP subsystem and the IAM subsystem and is used for realizing digital management and control of a production process;
the MMS subsystem comprises a main data management module, a work order management module, a production execution module, a quality management module, a material management module, a personnel management module, a technical file module, a process management module and a process management module;
the work order management module is used for receiving production order tasks synchronized by the ERP subsystem, creating specific production work order tasks and issuing the production work order tasks to a production line;
the production execution module is used for managing and controlling the production process according to the production process flow, completing production and work reporting of the MMS subsystem, and feeding back an order execution state to the ERP according to work reporting nodes preset by the MMS subsystem and the ERP subsystem, so that consistency of work reporting data of the MMS subsystem and the ERP subsystem is realized;
the material management module is used for receiving basic material data and material receipt data synchronously coming from the ERP subsystem, and the personnel in the secondary library check and receive materials and enter the secondary library inventory; the device is used for sorting and batching process materials according to a process BOM list;
the process management module is used for scheduling the AGV car through the AGV scheduling subsystem to realize automatic distribution of the materials; and (4) controlling the feeding record in the later stage of material shortage production, removing the binding and transferring the materials during material production, and borrowing the data record in the material production.
2. The production management system for an electric control system product according to claim 1, characterized in that: the work order management module is also used for comparing material inventory, technical file preparation and self-checking item maintenance conditions and selecting a specific production mode in the process of creating a production work order task, wherein the production mode comprises normal production, material shortage production, moving and modifying production, single-line production and mixed-line production.
3. The production management system of an electronic control system product according to claim 2, characterized in that: the quality management module is used for compiling a product process quality inspection item library, building a product process quality file and generating a corresponding quality inspection item; and is used for freezing or unfreezing the products and materials in the production process;
the personnel management module is used for realizing the login and the management of roles and authorities of personnel, wherein the MMS subsystem synchronizes the personnel account information of the IAM subsystem and adopts the same account password to carry out login authentication on the personnel account information.
4. A production management system for an electric control system product according to claim 2 or 3, characterized in that: the MMS subsystem comprises an MMS database and an intermediate database; when the data changes in the ERP subsystem, the data is automatically triggered to a middle database, and the MMS subsystem pulls the data from the middle database according to a timing task; when the electric control system product completes a certain production node task, the MMS subsystem uploads the work reporting data to the middle database work reporting table, and the ERP subsystem monitors the middle database work reporting table at regular time and processes the work data to be reported in time.
5. A production management method of an electric control system product is characterized by comprising the following steps: the method comprises the following steps:
S 1 creating a standard serialized design BOM list template, wherein the standard serialized design BOM list template comprises material attributes, the material attributes comprise conventional attributes and special attributes, and the special attributes comprise state attributes, class attributes, substitution attributes, process attributes, quality inspection quality attributes and management and control strength attributes of materials;
S 2 filling all the conventional material attribute information required by the series of products into a standard serialized design BOM list template by a designer to form a standard serialized design BOM list;
S 3 the designer, according to project specifications, at step S 2 Marking special attributes of materials in the internally created standard serialized design BOM list to determine specific materials required by the project so as to form a design BOM list of the specific project, wherein the MMS subsystem marks and extracts a process BOM list through the material attributes in the design BOM of the specific project;
S 4 the designer creates the project through the MMS subsystem, and introduces the design BOM list, the technical drawing and the technical background file of the specific project into the MMS subsystem, and presses the design BOM list, the technical drawing and the technical background fileSelecting related personnel to check the files according to a preset checking flow;
S 5 the related personnel in the approval process sequentially confirm all material attributes of the project, finally form a determined design BOM list and give a version label;
S 6 the MMS subsystem is in butt joint with the ERP subsystem to obtain main material data, inventory data, work order data and material receiving order data; the production scheduling personnel compares the determined design BOM list with the inventory data, determines a specific production mode, checks whether the production technology is ready, if so, compiles a production work order and sends the production work order to a formulated production line; wherein the production mode comprises normal production, material shortage production, moving and modifying production, single-line production and mixed-line production;
S 7 performing material point collection according to the material receiving list of the project synchronously from the ERP subsystem, and putting the material point collection into a warehouse for posting; sorting materials according to a BOM list of the working procedures bound by the production work order, and binding the sorted materials with a material frame, a material rack, a landmark, a cabinet body and a cabinet body carrier;
S 8 a manufacturer pushes the cabinet body to be assembled into an assembly line, the cabinet body bar code on the cabinet body to be assembled is scanned, the MMS subsystem calls the AGV dispatching subsystem, the AGV is controlled to send the material to the corresponding station, and the assembly of the cabinet body at the station is completed;
S 9 a plurality of cabinets of the same set of electric control system product enter the same assembly line or different assembly lines in sequence according to a certain sequence to carry out assembly operation;
S 10 the assembled electric control cabinet body is transferred to a wiring area through an AGV trolley to carry out wiring, material supplementing or assembly checking operation;
S 11 and final inspection personnel carry out final inspection on the products qualified in debugging, upload quality files of the equipment and give final inspection judgment of the products, and then report work to the ERP subsystem.
6. The production management method of an electronic control system product according to claim 5, characterized in that: step S 5 The related personnel in the middle examination and approval process confirm in turnAll materials of the project specifically refer to: shielding materials which are not needed by the item in the standard serialized design BOM list by the MMS subsystem, and displaying determined materials and temporarily undetermined multi-brand materials; the process personnel in the process check whether the project has newly added materials, if so, the process attributes are additionally marked, and relevant standard operation items are called from a process library to form a production operation instruction book of the project; quality control personnel in the process check whether the project has newly added materials, if so, the quality attribute and the control intensity attribute of the project are additionally marked, and related operation sub-items are called from a quality inspection operation library to be combined into a project process quality control file; planning personnel in the process extract related material production and purchase attributes according to the material attributes to arrange corresponding production and purchase plans; and the purchasing personnel in the process marks the state attributes of the corresponding multi-brand materials in the design list according to the purchasing bid or price comparison result.
7. The production management method of an electronic control system product according to claim 5, characterized in that: step S 8 After the bar code of the cabinet body to be assembled is scanned, the MMS subsystem presents the related electronic operation instruction bound with the item on a corresponding display screen, wherein the electronic operation instruction comprises a text and image operation instruction, an assembly self-checking item and a layout.
8. The production management method of an electric control system product according to claim 5, characterized in that: step S 9 The method specifically comprises the following steps: in the cabinet body assembly working section, after a worker in a current process starts working, the worker in the next process calls an AGV to send materials required by the cabinet body in the previous process to the working position in advance; after the cabinet body is assembled in the upper process, the lower process worker drags the cabinet body in the upper process into a station for assembly; all the assembly work of the cabinet body is completed sequentially downwards.
9. The production management method of an electric control system product according to claim 8, characterized in that: step S 10 The material supplementing operation in the process comprises the following specific steps: when the feed is needed, and the instituteAfter the materials are required to be delivered, the production personnel can take the materials out of the secondary warehouse, inquire the corresponding material shortage cabinet body on the MMS subsystem, and carry out material supplementing operation at the corresponding position under the guidance of the MMS subsystem.
10. The production management method of an electric control system product according to claim 5, characterized in that: step S 10 And S 11 Also includes the following steps: debugging personnel complete the assembled electric control cabinet body, an actuating mechanism, a sensor and a cable which are received from a storehouse through code scanning, input the production serial number of a complete set of products, and then carry out debugging operation according to the debugging operation requirement.
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