KR102495387B1 - System and method for providing cad service in client uninstalled cad program - Google Patents

Abstract

The present invention relates to a system and method for providing a CAD service to a client device in which a CAD program for shipbuilding is not installed, and a plurality of CAD servers for shipbuilding, in which the CAD program for shipbuilding is installed, to provide CAD information requested by a client device. and a client device having no CAD program installed, requesting and receiving CAD information from the CAD server, and constructing a model tree and a model information window by reconstructing the received CAD information.

Description

System and method for providing CAD service to a client device in which a CAD program for shipbuilding is not installed {SYSTEM AND METHOD FOR PROVIDING CAD SERVICE IN CLIENT UNINSTALLED CAD PROGRAM}

The present invention relates to a system and method for providing a CAD service to a client device in which a CAD program for shipbuilding is not installed, and more particularly, a CAD server in which a CAD program for shipbuilding is installed provides CAD information to a client device in which a CAD program for shipbuilding is not installed. The present invention relates to a system and method for providing a CAD service to a client device in which a CAD program for shipbuilding is not installed so that the client device can use the CAD service by providing a CAD service.

Recently, with the development of computer technology, the CAD (Computer Aided Design) system has been actively introduced when designing mechanical parts or devices to seek efficiency in design work. It is common to design various ships using programs.

Looking at the prior art related to this, Korean Patent Registration No. 10-0634639 (registration date: 2006.10.09) discloses the design information of a ship regardless of the type of ship by using linear information and section information, which are design information at the time of initial design of a ship for which a CAD model does not exist. A method for generating a wire structure and vibration analysis model for structural and vibration analysis of the entire structure is published.

Meanwhile, in order to use various services (model extraction, information search) of the CAD program, the CAD program must be installed in the client device.

However, there are client devices without a CAD program installed due to low-end computers or CAD license problems, and CAD services such as model extraction and model information search cannot be provided on client devices without the CAD program installed.

Prior Art 1: Korean Patent Registration No. 634639 (registration date: 2006.10.09)

The present invention has been made to solve the above problems, and is a client device without a CAD program for shipbuilding that can receive a CAD service even when a CAD program is not installed on the client device due to a problem with a low-end computer or a CAD license. Its purpose is to provide a system and method for providing a CAD service.

Another object of the present invention is to provide a CAD service to a client device without a CAD program for shipbuilding so that a client device without a CAD program can receive the same service as a device with a CAD program installed, such as model extraction and model information search. To provide a system and method.

On the other hand, the technical problem to be achieved by the present invention is not limited to the above-mentioned technical problem, and may include various technical problems within the scope apparent to those skilled in the art from the contents to be described below.

According to one aspect of the present invention for solving the above problems, a plurality of CAD servers for shipbuilding CAD programs are installed to provide CAD information requested from a client device, and the CAD programs for shipbuilding are not installed, and the CAD server A system for providing a CAD service to a client device that does not have a CAD program for shipbuilding installed, including a client device that requests and receives CAD information and configures a model tree and a model information window by reconstructing the received CAD information.

The CAD server may be multiplexed in preparation for a case where the service does not operate properly due to an abnormal state.

The CAD server includes a communication unit for communication with the client device, a CAD database in which information on the CAD program for shipbuilding is stored, and when the client device is connected through the communication unit, the CAD database according to a request of the client device. and a CAD service unit for acquiring and transmitting CAD information including at least one of resource information of a CAD program for shipbuilding, attribute information of a model, model tree, and model data to the client device.

The client device may receive CAD information by connecting to a CAD server in a normal state among the plurality of CAD servers.

The CAD information may include at least one of resource information, model attribute information, a model tree, and model data.

According to another aspect of the present invention, a communication unit for communication with a CAD server in which a CAD program for shipbuilding is installed, a display unit, requests and receives CAD information from the CAD server through the communication unit, and reconstructs the received CAD information to generate a model. Provided is a client device including a CAD operation performing unit for configuring and displaying tree and model information windows on the display unit.

The CAD work performing unit receives resource information used in a CAD program for shipbuilding from the CAD server, and an initialization module that generates a grid and model tree constituting a property area using the received resource information; An attribute module for requesting and receiving attribute information on a model selected from the model tree from the CAD server, reconstructing the generated grid according to the model, and adding and displaying corresponding attribute values to the reconstructed grid; A model tree module for reconstructing the model tree by reconstructing elements of the model tree, requesting and receiving model data for the model from the CAD server, and configuring the received model data into a model corresponding to the reconstructed model tree. and a model extraction module for displaying.

The initialization module checks whether connection with the CAD server is possible, connects to the CAD server if connection is possible, and connects to another CAD server if connection is impossible, and uses resource information received from the connected CAD server. You can create a grid and a model tree constituting an area that expresses model properties.

The attribute module requests and receives attribute information on the model selected from the model tree from the CAD server, generates a data type and description of the model using the attribute information, and reconstructs the grid; A corresponding attribute value may be added to the reconstructed grid and displayed.

When the model tree is expanded, the model tree module may request and receive model trees of sub-models from the CAD server, and reconstruct the model trees of the received sub-models according to the reconstructed model tree.

The model extraction module transmits a model data request signal including an extraction type and an extraction method of the model to the cad server, receives model data from the cad server, and corresponds to the received model data to the reconstructed model tree. It can be configured and displayed as a model.

According to another aspect of the present invention, in a method for a client device without a CAD program for shipbuilding to receive a CAD service, (a) receiving resource information of a CAD program for shipbuilding from a connected CAD server and opening a property area Creating a constituting grid and model tree, (b) requesting and receiving attribute information on a model selected from the model tree from the CAD server, reconstructing the generated grid according to the model, Adding and displaying corresponding attribute values to the reconstructed grid, (c) reconstructing the model tree by reconstructing elements of the generated model tree, (d) requesting model data for the model to the CAD server and receiving, configuring the received model data into a model corresponding to the reconstructed model tree, and displaying the model for providing a CAD service to a client device having no CAD program for shipbuilding installed thereon.

Step (a) checks whether connection with the CAD server is possible, and if connection is possible, connecting to the CAD server, and if connection is not possible, connecting to another CAD server; It may include receiving resource information used in, generating a grid constituting an area expressing model attributes using the received resource information, and generating a model tree using the resource information. there is.

In the step (b), the attribute information request signal for the model selected from the model tree is transmitted to the cad server and attribute information is received from the cad server, and the data type and data type of the model are determined using the attribute information. Generating a description and reconstructing the generated grid accordingly, and adding corresponding attribute values to the reconstructed grid and displaying the generated grid.

In step (c), when the model tree is expanded, model trees of sub-models may be requested and received from the CAD server, and the model trees of the received sub-models may be reconstructed according to the reconstructed model tree.

The step (d) includes receiving model extraction conditions including an extraction type and extraction method, transmitting a model data request signal including the model extraction conditions to the cad server, and receiving model data from the cad server. and configuring and displaying the received model data as a model corresponding to the reconstructed model tree.

According to the present invention, a CAD service can be provided even when a CAD program is not installed in a client device due to a problem with a low-end computer or a CAD license.

In addition, a client device in which a CAD program is not installed may receive the same service as a device in which a CAD program is installed, such as model extraction and model information search.

On the other hand, the effects of the present invention are not limited to the effects mentioned above, and various effects may be included within a range apparent to those skilled in the art from the contents to be described below.

1 is a diagram showing a system for providing a CAD service to a client device in which a CAD program for shipbuilding is not installed according to an embodiment of the present invention.
2 is a block diagram schematically showing the configuration of a client device in which a CAD program for shipbuilding is not installed according to an embodiment of the present invention.
FIG. 3 is a diagram illustrating a CAD operation performing unit shown in FIG. 2 .
4 is a block diagram schematically showing the configuration of a CAD server according to an embodiment of the present invention.
FIG. 5 is a diagram showing the configuration of a CAD service unit shown in FIG. 4 .
6 is a diagram illustrating a method for providing a CAD service to a client device in which a CAD program for shipbuilding is not installed according to an embodiment of the present invention.
7 is a diagram illustrating a method for creating an environment for a client device without a CAD program for shipbuilding to use a CAD service according to an embodiment of the present invention.
8 is a diagram illustrating a method of displaying model properties by a client device in which a CAD program for shipbuilding is not installed according to an embodiment of the present invention.
9 is a diagram illustrating a method of displaying a model by a client device in which a CAD program for shipbuilding is not installed according to an embodiment of the present invention.

Hereinafter, a 'system and method for providing a CAD service to a client device in which a CAD program for shipbuilding is not installed' according to the present invention will be described in detail with reference to the accompanying drawings. The described embodiments are provided so that those skilled in the art can easily understand the technical spirit of the present invention, and the present invention is not limited thereto. In addition, matters represented in the accompanying drawings may be different from those actually implemented in the drawings schematically illustrated to easily explain the embodiments of the present invention.

On the other hand, each component expressed below is only an example for implementing the present invention. Accordingly, other components may be used in other implementations of the present invention without departing from the spirit and scope of the present invention. In addition, the expression 'including' certain components simply refers to the existence of the corresponding components as an expression of 'open type', and should not be understood as excluding additional components.

1 is a diagram showing a system for providing a CAD service to a client device in which a CAD program for shipbuilding is not installed according to an embodiment of the present invention.

Referring to FIG. 1, a system for providing a CAD service to a client device on which a CAD program for shipbuilding is not installed includes a client device 100 on which a CAD program for shipbuilding is not installed, and a plurality of CAD servers 200a, 200b, .., 200 below. Referred to), the client device 100 and the CAD server 200 may support various protocols using a window communication foundation (WCF) and a web service. CAD programs for shipbuilding may include, for example, Aveva Marine, TRIBON, and the like.

The client device 100 does not have a CAD program for shipbuilding installed, requests and receives CAD information from the CAD server 200, and constructs a model tree and a model information window by reconstructing the received CAD information. At this time, the CAD program resources used are downloaded in real time from the CAD server 200, and the client device 100 configures an environment in which CAD services can be used even without a CAD program for shipbuilding using the downloaded resources. Since the model data generated by the CAD server 200 is often large, it can be downloaded and used in a streaming manner.

The client device 100 receives CAD information from the CAD server 200 and can use CAD services such as model extraction and model information search identical to those in which the CAD program for shipbuilding is installed.

The client device 100 uses a WCF-type object instance for communication with the CAD server 200, and a corresponding protocol may be selected differently depending on the server-client device characteristics and connection status.

This client device 100 is a device that does not have a CAD program for shipbuilding installed and can receive CAD services from the CAD server 200 through a communication network, in the form of electronic devices such as smartphones, tablets, PCs, laptops, and PDAs. In addition, it can be implemented in the form of various electronic devices capable of arithmetic operations and data transmission and reception operations.

A detailed description of the client device 100 will be referred to FIG. 2 .

The CAD server 200 has a CAD program for shipbuilding installed in order to provide a CAD service to the client device 100 and provides CAD information requested from the client device 100 . Here, the CAD information may include resource information of a CAD program for shipbuilding, attribute information of a model, a model tree, model data, and the like.

Two or more CAD servers 200 may be provided in case the service does not operate properly due to an abnormal state. That is, CAD servers are duplicated or multiplexed.

In addition, the CAD server 200 configures Internet Information Services (IIS) for CAD services and supports http, net.tcp, net.pipe, and the like.

In addition, the CAD server 200 may use a window communication foundation (WCF) for bidirectional communication with the client device 100 .

A detailed description of the CAD server 200 will refer to FIG. 4 .

Meanwhile, the CAD server 200 may be implemented as a single computing device or as a collective device in which two or more computing devices are connected to each other. For example, the CAD server 200 may be implemented as a single server or as two or more connected servers.

FIG. 2 is a block diagram schematically showing the configuration of a client device without a CAD program for shipbuilding according to an embodiment of the present invention, and FIG. 3 is a diagram showing the CAD work performing unit shown in FIG. 2 .

Referring to FIG. 2, a client device 100 without a CAD program for shipbuilding installed includes a communication unit 110, an input unit 120, a display unit 130, a storage unit 140, a CAD operation unit 150, and a control unit. (160).

The communication unit 110 is a component for transmitting and receiving data to and from the CAD server.

Specifically, the communication unit 110 enables bi-directional communication between the client device 100 and the CAD server, and may be implemented, for example, by WCF.

In addition, the communication unit 110 may include various wired communication modules or wireless communication modules, and may transmit or receive data through various wireless or wired communication standards. For example, the communication unit 110 may be implemented in a form including various standard communication modules such as ITU, IEEE, ISO, and IEC, and may be implemented in a form including various communication modules in addition to these standard communication modules. .

The input unit 120 is a component for receiving information from a user. This input unit 120 can be used to receive an input such as model selection in the model tree.

Meanwhile, the input unit 120 may be implemented with an input device such as a keypad or a touch panel, and may be implemented with various input devices other than these input devices. Also, the input unit 120 may be implemented in the form of a touch screen integrally formed with the display unit 130 .

The display unit 130 is a component for displaying various information related to the operation of the client device 100, and can display various information such as a model tree and model information. The display unit 130 may be implemented through various display devices including LCDs, LEDs, and the like.

The storage unit 140 is a component that stores data related to the operation of the client device 100 . For example, the storage unit 140 may store various data including data for implementing a UI, data transmitted through the communication unit 110, data input through the input unit 120, and the like.

The storage unit 140 may be implemented in a form including various types of memory devices.

The CAD work performing unit 150 requests and receives CAD information from the CAD server through the communication unit 110, reconstructs the received CAD information, configures a model tree and a model information window, and displays it on the display unit 130.

Referring to FIG. 3 for the CAD work execution unit 150, the CAD operation execution unit 150 includes an initialization module 152, an attribute module 154, a model tree module 156, and a model extraction module 158. do.

The initialization module 152 receives resource information used in a CAD program for shipbuilding from a CAD server, and creates a grid and a model tree constituting a property area using the received resource information.

The initialization module 152 checks whether connection with the CAD server is possible, and connects to the CAD server if connection is possible, and connects to another CAD server if connection is impossible. That is, the initialization module 152 sends a ping to the CAD server to check the connection state of the CAD server. Then, the initialization module 152 creates and tests a channel that can be connected to the CAD server, checks whether it is available, and starts communication if available. If the CAD server is not available, the initialization module 152 automatically searches for other registered CAD servers, performs a connection test, and then performs communication if available. At this time, the initialization module 152 may bring data from the CAD server by selecting a protocol suitable for the communication state.

After that, the initialization module 152 creates a grid and a model tree constituting an area expressing the attributes of the model using the resource information received from the connected CAD server. That is, the initialization module 152 downloads resource information (eg, various images) used in the CAD program for shipbuilding in real time from the CAD server and reconstructs it. At this time, the initialization module 152 may also add a separate user-defined resource (image).

After that, the initialization module 152 creates a grid constituting an area capable of expressing model attributes, and creates a CAD model tree and a user-defined model tree.

The attribute module 154 requests and receives attribute information on the model selected from the model tree created in the initialization module 152 from the CAD server, reconstructs the grid created in the initialization module 152 according to the model, and reorganizes the grid. The corresponding property value is added to the displayed grid and displayed.

That is, when the user selects a desired model from the model tree generated by the initialization module 152, the attribute module 154 requests and receives attribute information on the selected model from the CAD server. Then, the attribute module 154 generates the data type and description of the model using the received attribute information, and reconstructs the grid generated by the initialization module 152 accordingly, corresponding to the reconstructed grid. Display by adding the attribute value. At this time, the attribute module 154 adds and displays values corresponding to each of the standard attribute, pseudo attribute, and UDA (user defined attribute).

The model tree module 156 reconstructs the model tree by reconstructing elements of the model tree generated in the initialization module 152.

In addition, when the model tree is expanded, the model tree module 156 requests and receives model trees of sub-models from the CAD server, and reconstructs the received model trees of sub-models according to the reconstructed model tree.

The model extraction module 158 requests and receives model data for the model from the CAD server, configures the received model data into a model corresponding to the reconstructed model tree, and displays the model.

That is, when the user inputs the model extraction conditions including the model extraction type and extraction method, the model extraction module 158 sends a model data request signal including the model extraction conditions and identification information of the model selected by the user. send to server Here, the extraction type means whether to extract a model in a bundle or an individual unit, and the extraction method means whether to extract a model in a single process or in multiple processes.

The model extraction module 158 downloads model data corresponding to model identification information from the CAD server according to model extraction conditions. At this time, since the downloaded model data is binary data, the model extraction module 158 reconstructs and parses the downloaded model data, constructs and displays a model in the same manner as the model tree requested by the user.

Meanwhile, the CAD task execution unit 150 may be implemented by a processor or the like required to execute a program on a computing device. As such, the CAD task execution unit 150 may be implemented by each physically independent component, or may be implemented in a functionally separated form within one processor.

The control unit 160 controls the operation of various components of the client device 100 including the communication unit 110, the input unit 120, the display unit 130, the storage unit 140, and the CAD operation execution unit 150. It is a composition that

The control unit 160 may include at least one arithmetic unit, wherein the arithmetic unit includes a general-purpose central processing unit (CPU), a programmable device device (CPLD, FPGA) implemented for a specific purpose, and an application-specific semiconductor operation. It can be a device (ASIC) or a microcontroller chip.

4 is a block diagram schematically showing the configuration of a CAD server according to an embodiment of the present invention, and FIG. 5 is a diagram showing the configuration of a CAD service unit shown in FIG. 4 .

Referring to FIG. 4 , the CAD server 200 includes a CAD database 210, a communication unit 220, a CAD service unit 230, and a control unit 240.

The CAD database 210 stores information about CAD programs for shipbuilding.

The communication unit 220 is a component for transmitting and receiving data to and from the CAD server.

Specifically, the communication unit 220 enables bi-directional communication between the client device and the CAD server 200, and may be implemented as, for example, WCF.

When a client device without a CAD program for shipbuilding is connected to the CAD service unit 230 through the communication unit 220, the resource information and model properties of the CAD program for shipbuilding from the CAD database 210 according to the request of the client device. CAD information such as information, model tree, and model data is obtained and provided to the client device.

Then, the client device can use the CAD service using the provided CAD information even if the CAD program for shipbuilding is not installed.

Referring to FIG. 5 for the CAD service unit (230), the CAD service unit 230 includes a connection processing module 232, an attribute information providing module 234, a model tree providing module 236, and a model data providing module. (238).

The connection processing module 232 provides resource information used in the CAD program for shipbuilding to the client device when the client device is connected. At this time, the connection processing module 232 may perform client authentication using the identification information of the client device, the client identification information, and the like, and limit the use of the CAD service by only the authenticated client.

When the attribute information request signal is received from the client device through the communication unit 220, the attribute information providing module 234 analyzes the attribute information request signal to identify a corresponding model. Then, the attribute information providing module 234 acquires attribute information for the identified model from the CAD database 210 and provides it to the client device.

When a model tree request signal is received from the client device through the communication unit 220, the model tree providing module 236 acquires the model tree of the corresponding model from the CAD database 210 and provides it to the client device.

When a model data request signal is received from the client device through the communication unit 220, the model data providing module 238 acquires model data of the corresponding model from the CAD database 210 and provides it to the client device. The model data request signal includes model extraction conditions, model identification information, and the like, and the model extraction conditions may include an extraction type and an extraction method. Therefore, the model data providing module 238 acquires model data corresponding to model identification information from the CAD database 210 according to model extraction conditions and provides it to the client device. That is, when the model data providing module 238 extracts the model data corresponding to the model identification information, it checks whether to extract the model data in a bundle or an individual unit, and extracts in a single process or in multiple processes. After investigating whether to do so, extract the model data. Then, the model data providing module 238 provides the model data to the client device in a real-time streaming manner.

Meanwhile, the CAD service unit 230 may each be implemented by a processor required to execute a program on a computing device. As such, the CAD service unit 230 may be implemented by each physically independent component or may be implemented in a functionally separated form within one processor.

The controller 240 is a component that controls operations of various components of the CAD server 200 including the CAD database 210 , the communication unit 220 , and the CAD service unit 230 .

The controller 240 may include at least one arithmetic unit, wherein the arithmetic unit includes a general-purpose central processing unit (CPU), a programmable device device (CPLD, FPGA) implemented to suit a specific purpose, and an application-specific semiconductor operation. It can be a device (ASIC) or a microcontroller chip.

6 is a diagram illustrating a method for providing a CAD service to a client device in which a CAD program for shipbuilding is not installed according to an embodiment of the present invention.

Referring to FIG. 6, when the client device is connected to the CAD server in a normal state (S602), the CAD server downloads resource information used in the CAD program for shipbuilding to the client device (S604).

The client device creates a grid and a model tree constituting the property area using the resource information (S606).

A detailed description of the initialization process as described above will be referred to FIG. 7 .

Then, when the user selects a desired model from the model tree (S608), the client device transmits a request signal for attribute information for the selected model to the CAD server (S610).

The CAD server acquires the attribute information of the model and provides it to the client device (S612), and the client device adds the attribute information to the generated grid and displays it (S614). For a detailed description of how the client device displays the attributes of the model, refer to FIG. 8 .

Then, the client device reconstructs the model tree by reconstructing elements of the generated model tree (S616), and transmits a model data request signal for the model to the CAD server (S618).

Then, the CAD server transmits model data for the model to the CAD server (S620), and the client device configures the received model data as a model corresponding to the reconstructed model tree and displays it (S622). For a detailed description of how the client device configures the model, refer to FIG. 9 .

7 is a diagram illustrating a method for creating an environment for a client device without a CAD program for shipbuilding to use a CAD service according to an embodiment of the present invention.

Referring to FIG. 7 , the client device checks the connection state of CAD server 1 (S702) and determines whether connection with CAD server 1 is possible (S704). At this time, the client device may determine whether it is possible to connect to the CAD server 1 using ping.

If connection is possible as a result of determination in S704, the client device connects to the CAD server 1 (S706) and receives resource information used in the CAD program for shipbuilding from the CAD server 1 (S708). At this time, the client device may receive resource information from the CAD server by selecting a protocol suitable for the communication state.

After that, the client device creates a grid constituting an area expressing the attributes of the model using the received resource information (S710), and creates a model tree using the resource information (S712).

If, as a result of the determination in S704, it is not possible to connect to the CAD server 1, the client device checks the connection state of the CAD server 2 (S714) and performs S704. That is, if the client device cannot connect to CAD server 1, it automatically searches for other registered CAD servers and performs a connection test.

8 is a diagram illustrating a method of displaying model properties by a client device in which a CAD program for shipbuilding is not installed according to an embodiment of the present invention.

Referring to FIG. 8 , when a user selects a model from the model tree (S802), the client device transmits a signal requesting attribute information for the selected model to the cad server and receives attribute information from the cad server (S804). Here, the attribute information request signal may include client device identification information, identification information of the selected model, and the like.

Then, the client device generates a data type and description of the model using the received attribute information (S806), and reconstructs the generated grid accordingly (S808).

Then, the client device adds the corresponding attribute values to the reconstructed grid (S810), and displays attributes of the model to which the attribute values are added (S812).

9 is a diagram illustrating a method of displaying a model by a client device in which a CAD program for shipbuilding is not installed according to an embodiment of the present invention.

Referring to FIG. 9, when the user inputs model extraction conditions including the model extraction type and extraction method (S902), the client device transmits a model data request signal including the model extraction conditions to the CAD server (S904). .

When the model data is received from the CAD server (S906), the client device configures the received model data into a model corresponding to the model tree (S908) and displays it (S910).

A method for providing a CAD service to a client device in which a CAD program for shipbuilding is not installed can be written as a program, and codes and code segments constituting the program can be easily inferred by a programmer in the related field. In addition, a program related to a method for providing a CAD service to a client device in which a CAD program for shipbuilding is not installed may be stored in a readable media, read and executed by the electronic device.

As such, those skilled in the art to which the present invention pertains will be able to understand that the present invention may be embodied in other specific forms without changing its technical spirit or essential features. Therefore, the embodiments described above should be understood as illustrative in all respects and not limiting. The scope of the present invention is indicated by the following claims rather than the detailed description above, and all changes or modifications derived from the meaning and scope of the claims and their equivalent concepts should be interpreted as being included in the scope of the present invention. do.

100: client device 110, 220: communication unit
120: input unit 130: display unit
140: storage unit 150: CAD operation unit
152: initialization module 154: attribute module
156: model tree module 158: model extraction module
160, 240: control unit 200: CAD server
210: CAD database 230: CAD service department
232: connection processing module 234: attribute information providing module
236: model tree providing module 238: model data providing module

Claims (16)

A plurality of CAD servers having a CAD program for shipbuilding installed thereon to provide CAD information requested from a client device; and
a client device having no CAD program for shipbuilding installed, requesting and receiving CAD information from the CAD server, and constructing a model tree and a model information window by reconstructing the received CAD information;
The client device,
an initialization module that receives resource information used in a CAD program for shipbuilding from the CAD server and generates a grid and model tree constituting a property area using the received resource information;
When the user selects a desired model from the model tree, the CAD server requests and receives attribute information for the selected model, and uses the received attribute information to generate the data type and description of the model to create the grid. an attribute module that reconstructs and displays a corresponding attribute value added to the reconstructed grid; and
A model extraction module for requesting and receiving model data for the model from the cad server;
The model extraction module receives model extraction conditions including model extraction type, extraction method, etc. from the user and transmits a model data request signal to the CAD server, and whether the extraction type is in a bundle unit when extracting a model. Or whether it is an individual unit, and the extraction method includes whether to extract in a single process or extract in a multi-process,
A system for providing CAD services to client devices that do not have CAD programs for shipbuilding installed.
According to claim 1,
The CAD server is a system for providing a CAD service to a client device without a CAD program for shipbuilding, characterized in that it is composed of multiplexing in case the service does not operate properly due to an abnormal state.
According to claim 1,
The cad server,
a communication unit for communication with the client device;
a CAD database storing information about the CAD program for shipbuilding; and
When a client device is connected through the communication unit, CAD information including at least one of resource information of a CAD program for shipbuilding, attribute information of a model, model tree, and model data is obtained from the CAD database according to a request of the client device. A system for providing a CAD service to a client device in which a CAD program for shipbuilding is not installed, characterized in that it comprises a CAD service unit for transmitting to the client device.
According to claim 1,
The system for providing a CAD service to a client device without a CAD program for shipbuilding, characterized in that the client device accesses a CAD server in a normal state among the plurality of CAD servers and receives CAD information.
According to claim 1,
The CAD information includes at least one of resource information, model attribute information, a model tree, and model data.
Communication unit for communication with the CAD server in which the CAD program for shipbuilding is installed;
display unit; and
a CAD operation unit for requesting and receiving CAD information from the CAD server through the communication unit, constructing a model tree and a model information window by reconstructing the received CAD information, and displaying the model information window on the display unit;
Including,
The CAD work performing unit,
an initialization module that receives resource information used in a CAD program for shipbuilding from the CAD server and generates a grid and model tree constituting a property area using the received resource information;
an attribute module for requesting and receiving attribute information on the model selected from the model tree from the CAD server, reconstructing the generated grid according to the model, and adding and displaying corresponding attribute values to the reconstructed grid;
a model tree module for reconstructing the model tree by reconstructing elements of the generated model tree;
A model extraction module for requesting and receiving model data for the model from the cad server, configuring and displaying the received model data as a model corresponding to the reconstructed model tree,
The attribute module requests and receives attribute information on a model selected from the model tree from the CAD server, uses the attribute information to generate a data type and description of the model, reconstructs the grid, and reconstructs the grid. Characterized in that the corresponding attribute value is added to the displayed grid and displayed,
The model extraction module receives model extraction conditions including model extraction type, extraction method, etc. from the user and transmits a model data request signal to the CAD server, and whether the extraction type is in a bundle unit when extracting a model. or individual units, and the extraction method includes whether to extract in a single process or in multiple processes.
delete According to claim 6,
The initialization module,
Checks whether connection with the cad server is possible, and if connection is possible, connects to the cad server. A client device characterized in that for generating a grid and a model tree constituting the area to be.
delete According to claim 6,
The model tree module,
When the model tree is expanded, the client device requests and receives model trees of sub-models from the CAD server, and reconstructs the model trees of the received sub-models according to the reconstructed model tree.
delete A method for a client device in which a CAD program for shipbuilding is not installed to receive a CAD service,
(a) receiving resource information of a CAD program for shipbuilding from a connected CAD server and generating a grid and a model tree constituting a property area;
(b) requesting and receiving attribute information for a model selected from the model tree from the CAD server, reconstructing the generated grid according to the model, and adding and displaying corresponding attribute values to the reconstructed grid;
(c) reconstructing the model tree by reconstructing elements of the generated model tree; and
(d) requesting and receiving model data for the model from the CAD server, constructing and displaying the received model data as a model corresponding to the reconstructed model tree;
Including,
In step (b),
transmitting an attribute information request signal for a model selected from the model tree to the cad server and receiving attribute information from the cad server;
generating a data type and description of the model using the attribute information, and reconstructing the generated grid accordingly; and
Adding and displaying corresponding attribute values to the reconstructed grid;
In step (d),
receiving model extraction conditions including an extraction type and an extraction method;
transmitting a model data request signal including the model extraction condition to the cad server and receiving model data from the cad server;
Comprising the received model data into a model corresponding to the reconstructed model tree and displaying it,
The extraction type relates to whether to extract a model in a bundle or an individual unit when extracting a model, and the extraction method includes whether to extract a model in a single process or in a multi-process
A method for providing a CAD service to a client device in which a CAD program for shipbuilding is not installed.
According to claim 12,
In step (a),
Checking whether connection with a cad server is possible, connecting to the cad server if connection is possible, and connecting to another cad server if connection is impossible;
Receiving resource information used in a CAD program for shipbuilding from the connected CAD server;
generating a grid constituting an area representing attributes of a model using the received resource information; and
A method for providing a CAD service to a client device in which a CAD program for shipbuilding is not installed, comprising generating a model tree using the resource information.
delete According to claim 12,
In step (c),
When the model tree is expanded, a CAD program for shipbuilding is not installed, which requests and receives model trees of sub-models from the CAD server, and reconstructs the model trees of the received sub-models according to the reconstructed model tree. A method for providing a CAD service to a configured client device.
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