JP5545900B1 - Design support system - Google Patents

Abstract

Provided is a design support system in which a plurality of persons in charge related to a design work in a printed circuit board design work or the like can perform a collaborative information transmission / reception confirmation work in two stages at the start of design.
This design support system includes a server 10 having a folder for storing various information such as design request information related to a design work in a sharable manner for a plurality of related persons involved in the design work and the like. Each terminal computer 26-19 of a person, and the Internet 25 which connects between each by a server and a some terminal computer, It connects with each terminal computer of a several person in charge via the internet in a server, Design review system forming means 20 is provided for forming a design review execution area 14 for pointing out problems in the contents of the design work under bi-directional mail communication and solving the problems.
[Selection] Figure 2

Description

  The present invention relates to a design support system, and more particularly to a design support system suitable for increasing the efficiency of design work for printed circuit boards and the like using a web environment.

  For example, when proceeding with the design work of a printed circuit board, the designer of the circuit mounted on the printed circuit board, the designer who designs the printed circuit board, the person in charge of the manufacturer that manufactures the printed circuit board, the circuit designed on the printed circuit board Work is carried out in various processes from specification confirmation to board production (manufacturing) while a plurality of persons in charge of each business such as a person in charge of mounting are involved. An example of various processes is shown in FIG. FIG. 13 shows an example of a conventional normal circuit pattern design process. In the process shown in FIG. 13, after receiving a request for a printed wiring board (PWB: Printed Wiring Board) from a customer (customer) (process P101), a process P102 for receiving an order for a printed wiring board, and starting the design of the printed wiring board Process P103, part layout design and DRC (Design Rule Check) process P104, pattern wiring (circuit pattern) design and DRC process P105, process of delivering printed circuit board design drawings to customer (customer) 110 P106 is sequentially advanced.

  As conventional techniques related to the present invention, there are inventions described in Patent Documents 1 and 2 below. The invention disclosed in Patent Document 1 relates to a printed circuit board design method using a database, and component data used in each circuit design, mounting design, and pattern design CAD is integrated to make the data compatible. Discloses a printed circuit board design method that enables feedback of information between upper and lower CADs. In addition, the invention disclosed in Patent Document 2 relates to a CAD parts library check system. Even if there is a quality improvement and a mistake in the CAD parts library, the number of backward man-hours can be reduced by finding it at the initial stage of design, A check system that suppresses the generation of useless design and manufacturing costs is disclosed.

JP-A-11-184908 JP-A-8-147348

In the circuit pattern design process example shown in FIG. 13, the following problems (1) to (6) exist mainly in the conventional design work environment.
(1) The part symbol of a part differs for each circuit pattern designer.
(2) In the data related to parts, there is local part information belonging to each designer.
(3) In terms of design quality, depending on the skill of each designer of a printed wiring board (printed circuit board), it is difficult to objectively verify the quality, and it is difficult to maintain a certain quality.
(4) When the above-described quality verification is performed, it is necessary to transmit a drawing to the person who performs the verification, which takes time as a whole and increases the work load.
(5) If the same board CAD environment as that of each designer of the printed wiring board does not exist, it takes time for the verification person to perform the verification work.
(6) Problems occurring in the mounting process are not fed back to the upstream design process, and the same problem is likely to occur repeatedly.
Therefore, conventionally, as shown in FIG. 13, a problem 111 occurs at the customer 110 stage after delivery.

  Regarding the above problems, in particular, the problems (3) to (6) other than the integration of CAD part data are not objects to be solved in the inventions described in Patent Documents 1 and 2 described above. In recent years, it has been a big problem in the design work of printed circuit boards.

  In view of the above problems, the object of the present invention is to allow a plurality of related persons involved in the design work to share information about the design work in general including the design work of the printed circuit board using the web environment on the server. Under the environment, it will be possible to carry out collaborative information transmission / reception confirmation tasks at the start of design, thereby solving all of the multiple issues, improving design efficiency and improving design quality. It is to provide a design support system capable of achieving the above.

  The design support system according to the present invention is configured as follows to achieve the above object.

The first design support system (corresponding to claim 1)
A variety of information such as design request information, specification information, part information, part layout information, design rule information, etc. related to design work can be shared with multiple persons in charge related to product design work, mounting work or manufacturing work. A server having a folder to be connected, a terminal computer of each person in charge having a web browser and mail software, the Internet connecting the server and the terminal computer, and a terminal computer of each person in charge via the Internet. In a design support system comprised of a design review system forming means for forming a design review execution area for carrying out a design work under an access connection means to a website and a two-way mail communication means,
Design review system formation means
When the design review information is registered by the design review manager via the terminal computer regarding the design work, the mail communication means automatically distributes the examination start mail to the relevant person participating in the design examination. When a request or response email is sent back to the design review manager, the email communication means automatically delivers a notification email to the person in charge, and there is a problem with replying the request or response email and automatic delivery of the notification email. Is configured to repeat until is resolved,
In addition, a design review screen is provided to each relevant person's terminal computer as an interface for the design review execution area, and information related to the registered design review is displayed on the design review screen. Correspondingly, the content of the mail related to the request or reply is characterized by being configured to be displayed in time series together with the specific information of the mail sender and the date / time information.

In the above design support system, the server is connected to each terminal computer of a plurality of related personnel via the Internet, and points out problems in the contents of the design work under website access connection and two-way mail communication By providing a design review system formation means that forms a design review execution area to solve problems, it is possible to start design further in an environment where multiple related personnel involved in design work can share information. This makes it possible to perform collaborative information transmission / reception confirmation in both directions.
In particular, in the case of bi-directional collaborative information transmission at the design start stage, when an email related to a request or response is returned from the relevant person in charge to the design review manager, the mail communication means automatically notifies the person in charge of the relevant person. This is realized by distributing and repeating the reply of the mail related to the request or reply and the automatic distribution of the notification mail until the problem is solved. Furthermore, in this collaborative information transmission / reception, information related to the registered design review is displayed, and in response to the information , the content of the email related to the request or the reply, together with the specific information of the email sender and the date / time information, By providing a design review screen configured to be displayed in time series, it becomes possible more effectively.

In the above configuration, the second design support system (corresponding to claim 2) is preferably configured such that the design review manager is one of a plurality of related persons, and the design review manager's terminal computer is used. It characterized in that it comprises a mail distribution means for automatically distributing study start mail to the terminal computer several other related personnel, subject to registration operation engagement Ru information on design considerations to the server.

In the above configuration, the third design support system (corresponding to claim 3) is preferably configured such that the design review system forming means serves as an interface means for the design review execution area to each terminal computer of a plurality of persons in charge. provided, and the column that shows the contents of the engagement Ru information on design considerations, and documentation confirmation button to be able to view the various types of information and access to the folder where you want to save the various types of information, the viewing screen in which the e-mail reply button has been expressed against It is characterized by doing.

In the fourth design support system (corresponding to claim 4), in the above configuration, preferably, the contents of the exchange of requests and responses are displayed in a hierarchical structure for each information related to the design review on the design review screen. It is characterized by that.

  The fifth design support system (corresponding to claim 5) preferably has a plurality of related persons who have accessed and browsed the browsing screen after the mail distribution means automatically distributes the examination start mail. Means is provided for acquiring information and storing it in a file in the form of a list, so that the design review manager can visually recognize the list from the file through an operation on the browsing screen.

  In a sixth design support system (corresponding to claim 6), in the above configuration, preferably, the mail distribution means automatically distributes the reminder mail according to the remaining time of the set answer deadline. .

Seventh design support system (corresponding to claim 7), in the above configuration, preferably, the content of the mail when the displayed request or reply in sequence, review after completion of Ru engaged in design studies registered characterized in that it is automatically stored in the design review file per project corresponding to information.

According to the design support system of the present invention, various information such as design request information, specification information, parts information, parts layout information, and design rule information can be shared in the server, and a plurality of related persons can be in charge via the Internet. A design review system that is connected to each terminal computer of the user, points out problems in the contents of the design work under the website access connection and two-way mail communication, and forms a design review execution area to solve the problems In addition, the design review system formation means has a relationship in which the mail communication means participates in the design review when the design review manager registers information related to the design work regarding the contents of the design work via the terminal computer. The examination start mail is automatically distributed to the person in charge, and the mail related to the request or response from the related person is sent to the design review section. The mail communication means automatically distributes the notification email to the person in charge when it is replied to the person in charge, and the problem based on the information related to the design study is solved, including the reply of the request or reply email and the automatic delivery of the notification email. In addition, a design review screen is provided to each relevant person's terminal computer as an interface for the design review execution area, and the design review screen is associated with the registered design review. Since the information is displayed and the content of the email related to the request or reply is displayed in chronological order together with the specific information of the email sender and the date and time information corresponding to the information, multiple items related to the design work In the environment where the relevant person in charge can share information, the collaborative information transmission / reception confirmation work can be performed in the interactive design stage. Solves several problems, it is possible to improve the efficiency and design quality of the design work.

It is a block diagram which shows the element which comprises the design assistance system which concerns on embodiment of this invention, and the whole relationship between these elements. It is a block diagram which shows notionally the setting place and mechanism of a web design review (Web DR). It is process drawing which shows the correspondence of the flow of knowledge type | mold pattern design (printed wiring board design (PWB design)) using a web, and the utilization area relevant to each process. It is a block diagram which shows schematically the whole hardware structure of a design support system. It is a figure which shows the state of the first "administrator's data registration" in the operation | movement flow of a web design review. It is a figure which shows the screen of the automatic delivery mail in the case of "data registration of an administrator". It is a figure which shows the screen of the web design review after completion of "manager data registration". It is a figure which shows the state which performs two-way communication (request / reply reply mail, information mail) by web design review. It is a figure which shows the screen of the automatic delivery mail at the time of performing two-way communication (request / reply reply mail, notice mail) in web design review. It is a figure which shows the screen of the web design review after a request | requirement or an answer. It is a figure which shows the operation example of a web design review. It is a flowchart which shows the flow of basic operation | movement in a web design review. It is process drawing which shows the example of a process of the conventional normal circuit pattern design.

  DESCRIPTION OF EMBODIMENTS Preferred embodiments (examples) of the present invention will be described below with reference to the accompanying drawings.

  FIG. 1 shows the overall relationship of elements constituting the design support system according to the embodiment of the present invention. In the following description, an example of design work of a printed wiring board (PWB (Printed Wiring Board) or printed circuit board) will be described. The object of the design work of the present invention is not limited to the design of a printed wiring board. The entire design support system 10B is configured based on a design support program (functional means) 10A for a printed wiring board incorporated in the server 10 located in the center, and various design support is made using the web (Internet). Service is provided. The contents of services provided based on the design support system 10B include library browsing 11, specification browsing 12, problem / knowledge browsing (or search) 13, web design review (Web DR: Web Design Review) 14, history Each mechanism of management (history browsing) 15 and shared folder 16 is provided. The contents of these mechanisms are as follows.

  The library browsing 11 is a service content that allows the electronic component library used in the design of the printed wiring board to be browsed on the web. A database related to electronic component information is constructed. Specifically, implementation defect information is included in the manufacturer's recommended dimensions for optimization.

  Specification browsing 12 provides an environment in which specifications (design, mounting, manufacturing), standards, etc. can be viewed in PDF file format for departments related to design, mounting, and manufacturing of printed wiring boards. is there. The specification preferably describes the change history and registers the latest version to maintain a managed state. The administrator checks the differences to confirm the latest version.

  Problem / Knowledge Browsing 13 builds a database on problems in circuit design, printed wiring board design, mounting, etc., which enables browsing (or searching) past problems when designing changes or designing similar products. Service content to be Implementation issues are not private, but are stored in a place where everyone involved can share. According to this, it is possible to prevent reoccurrence of errors by confirming past failure cases before designing. Although it becomes an enormous database, it has a search function and can also search from past similar products.

  The web design review 14 is conducted at the stage of designing a printed wiring board among related departments (related persons) in charge of circuit design, printed wiring board design, mechanism design, production technology (manufacturing), board mounting, etc. Web for exchanging opinions (requests / replies) via two-way communication (e-mail by e-mail software) and web screen (view screen by web browser), sharing information, and collaboratively verifying product quality It is the above mechanism. Details of the contents will be described later.

  The history management (history browsing) 15 is a mechanism for backing up various data generated in the design work of the printed wiring board.

  The shared folder 16 is an area for transferring various data. This is a place for temporarily storing data when data cannot be transmitted using mail.

  Among the design support services in the design support system 10B, the mechanism of the web design review 14 will be described with reference to FIG. In the printed wiring board design business, the flow includes circuit design step 21, printed wiring board design (PWB design) step 22, printed wiring board manufacturing (PWB manufacturing) step 23, printed wiring board mounting (PWB mounting). These steps 24 are sequentially performed. Among these, in the printed wiring board design step 22, a mechanism 20 (design review system forming means) of the web design review 14 is constructed, and the web design review 14 is executed. In the web design review 14, each terminal computer is configured in a configuration in which the above-described server 10 storing various data and information is connected to each of the terminal computers 26 to 29 of each related person via the Internet 25. The design object is examined and opinions are exchanged through the browsing screen (web screen) displayed on the screen and through two-way mail communication. The study results are reflected in the design. As an example of a person in charge, the terminal computer 26 is a web design review manager (Web DR manager), the terminal computer 27 is a person in charge of circuit design, for example, and the terminal computer 28 is a person in charge of production technology, for example. The terminal computer 29 is, for example, a board mounting person.

  Next, with reference to FIG. 3, the flow of knowledge type pattern design (printed wiring board design) using the web according to the embodiment of the present invention will be described, and the correspondence with the service contents described in FIG. Will be explained.

  In the process of printed wiring board design (PWB design) shown in FIG. 3, after receiving a request for printed wiring board design (PWB design) from a customer (customer) (process P210), a printed wiring board design order (PWB) is received. Design order) process P220, printed wiring board design start (PWB design start) process P230, component layout design and DRC (Design Rule Check) process P240, pattern wiring (circuit pattern) design and DRC process P250, The process P260 for delivering the printed wiring board design drawing (PWB design drawing) to the customer (customer) is sequentially advanced.

  More specifically, the printed wiring board design order process P220 includes sub-processes such as a design specification check 221, a component survey 222, and a new component creation 223. More specifically, the component layout design and DRC process P240 includes sub-processes of design data conversion 241, design data check 242, and web design review (Web DR) / implementation review 243. In pattern wiring (circuit pattern) design and DRC process P250, more specifically, design data conversion 251, design data check 252, and web design review (Web DR) / implementation consideration 253 are provided. In the process P260 for delivering the design drawing of the printed wiring board to the customer, the sub-processes of the design delivery data check 261 and the design data storage 262 are provided in more detail.

  With respect to the steps P210 to P260 in the flow of the printed wiring board design described above, as shown in the use area on the lower side of FIG. 3, the above-described service contents (11 to 16) of the design support system 10B according to the present embodiment. Are matched. That is, the services of the shared folder 16 mainly correspond to the processes P210 and P220, the specifications browsing 12, the problem / knowledge browsing 13, the parts library browsing 11, the design, etc., for the processes P230, P240, and P250. Each service such as history management (history browsing) 15 and web design review (Web DR) 14 corresponds, and process P260 corresponds to a shared folder 16 and a history management (history browsing) 15 service such as design.

According to the design support system 10B according to the present embodiment, various service contents (11 to 16) can be received with respect to the process of the flow of printed wiring board design, and knowledge type pattern design using the web is realized. Is done. In FIG. 3, various service contents (11 to 16) are illustrated as corresponding use areas. With this configuration, in steps P210, P220, and P230, centralized management of the library including creation and registration of symbol parts can be performed. In the processes P230, P240, P250, and P260, a highly versatile design environment can be constructed.
In particular, a design verification environment that does not depend on individual skills can be established based on the mechanism of the web design review 14, and the layout check reliability of the printed wiring board and the quality of the printed wiring board can be improved. In addition, information necessary for the mounting machine can be provided at the design stage, and mounting know-how can be reliably reflected in the design.

  An example of the relationship between the usage areas of various service contents (11 to 16) and the work contents will be described in further detail as follows.

In the process P220 of the printed wiring board design order (PWB design order), the design specification check 221 uses the area of the shared folder 16 to receive the PWB design request form and the part survey 222 displays the area of the specification view 12 The content of the PWB design request is checked by using, and in the new part creation 223, the parts library diversion part is investigated using the area of the part library browsing 11.
In the process P230 of the printed wiring board design start (PWB design start), a new registration of the part library is performed using the area of the part library browsing 11.
Next, in the part layout design and DRC process P240, the design data conversion 241 generates inspection data, and the design data check 242 uses the problem / knowledge browsing 13 area and the PWB by the design rule check tool. The design check is performed and the design history browsing 15 area is used to reflect past implementation problems and the manufacturing cost and workability are examined. In the web design review (Web DR) / implementation study 243, web design is performed. Implementation is examined using the area of the review 14.
In the design data conversion 251, the design data check 252, the web design review (Web DR) / mounting examination 253 in the next pattern wiring (circuit pattern) design and DRC process P 250, the component layout design and DRC process P 240 are performed. Substantially the same content as each sub-process is executed.
In the process P260 for delivering the printed wiring board design drawing to the customer, the area of the shared folder 16 is used to deliver the PWB drawing. Further, in the design delivery data check 261 of the sub-process, a delivery data difference check is performed by a design rule check tool, and in the design data storage 262, the PWB design data is managed using the area of the design history browsing 15.

  A schematic configuration of hardware of the design support system according to the present embodiment will be described with reference to FIG. As described above, the design support system 10B is a system that provides a printed circuit board design support service using the Internet (web) 25. In FIG. 4, the server 10 described above is configured as a virtual server 41. The virtual server 41 can be connected to a plurality of users 42 via the Internet 25. As described above, each of the plurality of users 42 means a person in charge and corresponds to the terminal computers 26 to 29 described above. More specifically, the virtual server 41 includes a gateway server 43, an access user management server 44, and a web server 45. The gateway server 43 is a server that performs entry / exit management, the access user management server 44 is a server that manages and authenticates the user 42 to be accessed, and the web server 45 is the above-described various service contents (11-16) in the design support system 10B. ) Is provided with software (design support program 10A).

  Next, with reference to FIGS. 5 to 12, the flow of the operation of the web design review 14 of the design support system according to the present embodiment will be described, and the mechanism (design review system forming means) will be described together. The entire basic operation flow is shown in the flowchart of FIG.

  In the web design review 14, execution of the “manager data registration” procedure shown in FIG. Here, the “manager” is the manager of the web design review 14 (the person in charge of Web DR management), and the registered “data” is necessary data related to the examination of the printed wiring board to be designed. . Examples of data include information on participating members (persons in charge) related to printed wiring board design, design review information (drawing board, board size, number of layers, inspection data, parts data, accessory information, reference materials, etc.) ). The administrator 51 operates the terminal computer 26 to register required data in the server 10 (step S11). In the server 10, when the required data is registered, the examination start mail 52 is automatically sent to the terminal computers 27 to 29 of each participating member based on the information of the participating member (person in charge) included in the data. Distribute (step S12).

  FIG. 6 shows an example of an automatic delivery mail screen at the time of “administrator data registration” (during registration). According to the display example of the screen 61, for example, information for specifying a printed wiring board to be studied for design, registration occurrence time information, answer request information, URL information that can be linked to topic information, and the like are provided.

  Next, FIG. 7 shows an example of a web design review (Web DR) screen after completion (after registration) of “administrator data registration”. According to the display example of this screen 62, it is a browsing screen, for example, a column 62 </ b> A indicating the contents of registration information, and a material that allows the user to visually recognize the various information by accessing a folder that stores various information related to the study material. A confirmation button 62B and a mail reply button 62C are displayed. Examples of materials for consideration include NDB data, parts data, PDF data, checklists, and the like.

  By using the browsing screen 62 after the completion of data registration as described above, as shown in FIG. 8, in the web design review 14, both of the persons in charge via the administrator 51 are interposed between a plurality of persons in charge. This shows a state when the communication (reply mail of request / reply, notification mail) is repeatedly performed (repetition step step S13). When the reply mail 53 related to the request (improvement request, etc.) and the reply mail 54 related to the reply are returned to the terminal computer 26 of the administrator 51 (step S13A), the server 10 is sent via the server 10 based on the transmission action of the administrator 51. The notification mail 55 is automatically distributed to the terminal computers 27 to 29 of all the persons in charge (participating members) (step S13B). The repeated transmission / reception based on the automatic distribution of the request / reply reply mails 53 and 54 and the notification mail 55 is repeated until the problems of the printed circuit board that is the subject of design study are solved (judgment step S14). . This repetition is performed, for example, under the judgment / management of the manager 51, and the final termination is performed based on, for example, the decision of the manager 51 (step S15). As a result, various design problems related to the printed wiring board that is the subject of design examination are resolved according to feedback based on requests and responses from the persons in charge of mounting and the like. Data related to the examination result (request / reply etc.) of the web design review 14 is stored and stored in a folder prepared in the server 10 relating to the above-mentioned problem / knowledge browsing 13 (step S16). Regarding the data related to the examination results stored in the folder, the person in charge can then access and check as necessary.

FIG. 9 shows an example of an automatic delivery mail screen when two-way communication (request / reply) is performed in the web design review 14. According to the display example of this screen 63, for example, information for specifying a printed wiring board to be studied for design, time information at the time of writing, response request information (contents of improvement request), URL information that can be linked to topic information, etc. Is provided.
Further, FIG. 10 shows an example of the screen of the web design review 14 after the request or response. According to the display example of the screen 64, a registration content column 64A, an improvement request column 64B, and a response column 64C to the improvement request are displayed. Thus, the contents of the reply mail are displayed in time series.

  FIG. 11 shows an operation example of the web design review 14 as described above. This operation example is a time-series display / recording of repetitive mails of requests and responses displayed on the screen 64 described above. For example, each examination item is displayed with a color. Finally, the web design review 14 is terminated by the “consideration deadline”.

  The above web design review 14 has the following advantages, and can be configured with the following modifications.

By uploading a huge amount of design materials to the web environment without distributing them via electronic media or e-mail, all the related parties can see the authorized personnel without any time or distance constraints. be able to. In addition, the uploaded contents are notified by automatic mail delivery, and it is possible to prevent missed communication.
Also, each person in charge can replace the design CAD information with an intermediate file and browse it on a terminal computer, which is a normal PC, without having a dedicated CAD.
When the person in charge uploads the comment, the content of the exchange can be recorded hierarchically for each content, and the content of the web design review discussion can be confirmed freely even after the discussion.

As described above, when the person in charge receives a notification of automatic mail distribution, the person in charge is directly linked to the added comment only by accessing the URL described in the distribution mail.
It is also possible to provide a mechanism in which the manager 51 or the person in charge can know whether or not a file has been browsed by preparing a list. In other words, after the mail distribution means automatically distributes the examination start mail, it is provided with means for acquiring information of a plurality of related persons who have accessed and browsed the browsing screen and save it in a file in the form of a list. A review manager or the like can be configured to visually recognize a list from a file through an operation on a browsing screen. In this case, it is also possible to display a simple comment of the viewed person in a balloon format.
It is also possible to automatically deliver a reminder mail according to the remaining time of the reply deadline.
In the browsing screen, the display color of the title bar changes at the end of one theme, and the separation for each theme can be made clear.
In addition, it can be automatically stored in a separate file from the list of cases as a closed case when the case ends.
It is also possible to provide a mechanism that can stamp (header or footer) the date, version, etc. when printing uploaded materials. As a result, it is possible to associate the list with the material.
The content of improvement requests and response emails displayed in chronological order may be configured to be automatically stored in the design review file for each project corresponding to the registration information after the discussion by web design review is completed. it can.

  The configurations and the arrangement relationships described in the above embodiments are merely schematically shown to the extent that the present invention can be understood and implemented. Therefore, the present invention is not limited to the described embodiments, and can be modified in various forms without departing from the scope of the technical idea shown in the claims.

  A design support system according to the present invention provides a plurality of design work related to a design work by a web design review system for pointing out a problem in the contents of a design work under website access connection and two-way mail communication and solving the problem. The person in charge of the related departments is used to perform collaborative information transmission / reception confirmation at the start of design in an environment where information can be shared.

10 server 10A design support program 10B design support system 11 library browsing 12 specification browsing 13 problem / knowledge browsing 14 web design review 15 history management (history browsing)
16 Shared Folder 20 Web Design Review Mechanism 21 Circuit Design Process 22 Printed Wiring Board Design Process 23 Printed Wiring Board Manufacturing Process 24 Printed Wiring Board Mounting Process 25 Internet 26-29 Terminal Computer 41 Virtual Server 42 User 43 Gateway Server 44 Access user management server 45 Web server 51 Administrator 52 Examination start mail 53, 54 Reply mail 55 Notification mail 61-64 screen

Claims (7)

A variety of information such as design request information, specification information, part information, part layout information, and design rule information related to the design work can be stored in a sharable manner for multiple persons in charge related to product design work, mounting work or manufacturing work. A server provided with a folder, a terminal computer of each person in charge having a web browser and mail software, the Internet connecting the server and the terminal computer, and each person in charge via the Internet A design support system connected to the terminal computer and comprising a design review system forming means for forming a design review execution area for executing the design work under a web access access means and a two-way mail communication means. In
The design review system forming means includes:
When the design review manager registers the information related to the design study regarding the contents of the design work via the terminal computer, the mail communication means automatically distributes the study start email to the related person who participates in the design study. When a mail related to a request or answer is returned from the related person in charge to the design review manager, the mail communication means automatically distributes a notice mail to the related person in charge, It is configured to repeat the automatic delivery of the notification email until the problem is solved,
Further, as an interface means for the design review execution area, a screen for design review is provided to the terminal computer of each person in charge, and information related to the registered design review is displayed on the screen for the design review. Corresponding to the information , the design support system is configured so that the contents of the mail related to the request or reply are displayed in time series together with the specific information of the mail sender and the date and time information.   The design review manager is one of the persons in charge of the plurality of persons in charge, and the design review manager performs registration of information related to the design examination from the terminal computer to the server as a condition. The design support system according to claim 1, further comprising a mail distribution unit that automatically distributes the examination start mail to each terminal computer of the person in charge.   The design review system forming means, as an interface means for the design review execution area, for each terminal computer of each of the plurality of related personnel, a column indicating the content of information related to the design examination, and the various information 3. The design support system according to claim 1, further comprising: a browsing screen on which a material confirmation button capable of visually recognizing the various types of information by accessing a folder for storing the mail and a mail reply button are provided. 4. The exchange of the request and the answer is displayed in a hierarchical structure for each piece of information related to the design examination on the design examination screen. 5. Design support system.   The mail distribution means automatically distributes the examination start mail, and includes means for accessing and acquiring information on the plurality of persons in charge who have browsed the browsing screen and storing the information in a list form, The design support system according to claim 2, wherein a design review manager can visually recognize the list from the file through an operation on the browsing screen.     The design support system according to claim 2, wherein the mail distribution unit automatically distributes a reminder mail according to a remaining time of a set answer deadline.   The content of the request or response email displayed in time series is automatically stored in a design review file for each case corresponding to the registered information related to the design review after the review is completed. The design support system of any one of Claims 1-6.

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