JPH10254924A - Device for preparing drawing and parts list - Google Patents

Abstract

PROBLEM TO BE SOLVED: To output a parts list when the basic design is over and to shorten the lead time of preparation of the parts list by securing a layer for each parts and also recording the layer information on the parts in a data base. SOLUTION: An information processor 2 receives a processing program from a recording medium 6 after receiving an instruction via an input device 1 to secure a layer. Thus, the processor 2 secures a layer for each parts and records the input layer information in a layer information data base 32 to plot the shape of a parts for every layer. When a replacement instruction of drawing data is received, the processor 2 reads the data on the drawing of parts that is previously made against the parts plotted on the layer to be replaced out of a drawing data base 33 to replace them with the drawing data for every layer. When an instruction is received for the preparation of the parts list, the processor 2 prepares the parts list based on the layer information and records it in a parts list data base 31.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

[0001] 1. Field of the Invention [0002] The present invention relates to a drawing and a bill of material creating apparatus for creating a CAD drawing and creating a bill of materials from the created drawing.

[0002]

2. Description of the Related Art As a conventional drawing and parts bill creating apparatus, for example, as described in Japanese Patent Application Laid-Open No. 8-147334, a drawing area of a parts bill is provided in a drawing, and a part created by a parts bill editor is created. Some display a table on a drawing and register the component information in a component table database to manage the component information.

[0003] In such a conventional drawing and parts table creating apparatus, it is a general procedure that a drawing is first created by CAD, and a parts table is separately input after the drawing is created by a parts table editor and is sent to a production information system. Was.

[0004]

However, in the above-mentioned conventional drawing and parts table creating apparatus, for example,
If the same part is drawn in both the assembly drawing and the individual drawing which is the drawing of the part, when the shape of the part is changed in the individual drawing, the assembly drawing must be changed. Because the data had no relevance, it was not easy to reflect the shape of the part changed in one drawing on another drawing.

[0005] Further, although the outline of the bill of materials is known at the stage of basic design, the person in charge of production cannot obtain information on the bill of materials until the detailed drawings are completed. For example, processing that could be performed in parallel with the detailed design could not be performed.

SUMMARY OF THE INVENTION The present invention has been made to solve the above-mentioned problems of the prior art, and when the same part is drawn in a plurality of drawings, the matching of the part shapes in each drawing is performed. To improve the reliability of each drawing and to output a bill of materials at the end of the basic design, thereby shortening the manufacturing lead time and improving the productivity of drawings and bills of materials. It is intended to provide a device.

[0007]

In order to achieve the above-mentioned object, a drawing and a parts table creating apparatus according to the present invention provide a drawing drawn by drawing data comprising at least one layer, and a parts table created based on the drawing. A drawing and parts list creation device for respectively creating an information processing apparatus that performs processing for creating the drawings and the parts list and manages layer information that is information relating to parts drawn in the drawings; and A parts table database that records data, a layer information database that records the layer information, a drawing database that records the drawing data,
When the information processing device receives the layer securing instruction, the information processing apparatus secures one layer for each of the components, records the input layer information in the layer information database, and One drawing of a part shape is enabled each time, and when a drawing data replacement instruction is received, drawing data of a previously drawn part corresponding to a part drawn on the layer to be replaced is stored from the drawing database. The drawing data is read out and replaced with the drawing data in units of layers, and when an instruction to create the parts table is received, a parts table is created from the layer information and recorded in the parts table database.

[0008] A recording medium for recording a drawing and a processing program to be executed by the parts bill creating apparatus of the present invention is created based on the drawing drawn by drawing data comprising at least one layer, and is created based on the drawing. On a recording medium for recording a drawing for creating a parts table and a processing program for causing a parts table creating apparatus to execute the parts table, upon receiving the layer securing instruction, one layer is secured for each of the parts. A first process for recording layer information, which is information relating to the component, in a database and enabling drawing of one component shape for each layer; and performing a replacement when receiving a drawing data replacement instruction. Read the drawing data of the previously drawn part corresponding to the part drawn on the layer from the database, A second process of replacing the drawing data with the drawing data in units of layers, and a third process of creating a parts table from the layer information and recording the same in a database when an instruction to create the parts table is received. It records a processing program to be executed by the parts table creation device.

[0010] The drawing and parts table creating apparatus configured as described above secures one layer for each part and records layer information, which is information on parts, in a layer information database. By rendering two component shapes, each component can be managed on a layer basis, and drawing data can be exchanged on a component basis.

[0010] Further, since each drawing has information on individual parts as layer information, a parent-child relationship between drawings can be known by following the layer information.

[0011] Further, since information relating to parts required to create a parts table is input to the layer information, the parts table can be created at the basic design stage by creating the parts table from the layer information. it can.

[0012]

DESCRIPTION OF THE PREFERRED EMBODIMENTS Next, the present invention will be described in detail with reference to the drawings.

In a CAD system, drawing data for drawing one drawing is usually composed of a plurality of layers. In the drawing and parts table creating apparatus of the present invention, for example, drawing data of an arbitrary apparatus composed of a plurality of parts is composed of a plurality of layers in which one part is drawn, and information on the parts drawn on the layer is used. Each component is managed on a layer basis according to certain layer information. Further, a parts table of the device is created from the layer information.

FIG. 1 is a block diagram showing a configuration of a drawing and a parts table creating apparatus according to the present invention.

In FIG. 1, a drawing and parts table preparation apparatus includes an information processing apparatus 2 for performing drawing and parts table preparation processing and layer information management in accordance with a processing program, drawing data, parts table data, layer information, and the like. , A parts table database (D / B) 31 for recording parts table data, a layer information database (D / B) 32 for recording layer information, and a drawing database for recording drawing data (D / B). (D / B) 33, a display device 4 for displaying the result of processing by the information processing device 2, an output device 5 for outputting the created drawing and the bill of materials, and execution by the information processing device. And a recording medium 6 on which a processing program is recorded.

The recording medium 6 may be a magnetic disk, a semiconductor memory, or another recording medium. The processing procedure of the information processing apparatus 2 described below is based on the recording medium 6
Is executed in accordance with the processing program read from the information processing device 2 into the information processing device 2.

In such a configuration, the operation of the drawing and the parts table creating apparatus of the present invention will be described next with reference to FIG.

FIG. 2 is a flowchart showing the processing procedure of the drawing and the parts table creating apparatus shown in FIG. In FIG. 2, for example, when an arbitrary device is configured by a plurality of parts, the operator first secures a layer for drawing each part (step S11). Note that one component is drawn on each layer.

When the information processing device 2 receives the layer securing instruction via the input device 1, it reads out the layer information D / B 32 (step S12) and manages the layer information of the drawing (assembly drawing) in which the device is drawn. The display device 4 displays a layer information control screen for performing the operation (step S13).

The operator accesses the layer information management screen by using the input device 1, secures layers of parts to be drawn (step S14), and inputs layer information of those parts necessary for securing layers to the input device 1. (Step S15).

The layer information includes information for operating the layer (for example, the number of the layer on which the part is drawn) and information for associating each drawing (the drawing number of the individual drawing of the part, etc.). ), And information for creating a parts list (product name of each part, drawing number of individual drawing of the part,
There are three types of information such as the number of items used.

The information processing device 2 records the input information in the layer information D / B 32 as the layer information of the assembly drawing of the device (step S16).

Next, when a part is to be drawn on the layer secured in steps S12 to S15 (step S41), the process proceeds to step S42, where the part is drawn on that layer, and the drawing data of the child drawing drawn on the layer is transferred to drawing D. / B33 (step S43). The drawing process is executed by the information processing device 2 in accordance with an instruction given by the operator via the input device 1 while visually recognizing the display device 4.

Next, among the layers secured in steps S12 to S15, when the currently drawn layer is changed to another layer (step S21), the information processing apparatus 2
When a layer change instruction is received via the input device 1, the layer information D / B 32 is read (Step S22), and a layer information management screen is displayed on the display device 4 (Step S).
23). The operator accesses the layer information management screen using the input device 1, and selects a change destination layer (step S24).

If a part is to be drawn on the layer selected in step S24 (step S41), step S4
In step S43, the part is drawn on the changed layer, and the drawing data of the child drawing drawn on the layer is recorded in the drawing D / B 33 (step S43).

The drawing data of the assembly drawing is constituted by the drawing data of the plurality of layers thus created.

Although individual drawings, which are drawings of each component constituting the apparatus, are also drawn in the above-described procedure, the drawing data of the individual drawings are basically composed of one layer.

Next, when it is desired to correct the part shape in an individual drawing and reflect the corrected drawing data on the assembly drawing layer, the operator replaces the layer between the drawings (assembly drawing and individual drawing). Is instructed (step S31).

When the information processing device 2 receives the layer replacement instruction via the input device 1, it reads out the layer information of the assembly drawing to be replaced from the layer information D / B 32 (step S32) and displays the layer information management screen. The information is displayed on the device 4 (step S33).

The operator accesses the layer information management screen using the input device 1, and selects a layer to be replaced (step S34). The information processing device 2 reads out the drawing data of the individual drawing corresponding to the selected layer from the drawing D / B 33 (Step S35), and reads the drawing data of the child drawing drawn on the selected layer. The drawing data is replaced with the drawing data (step S36). The drawing data of the layer after the replacement is recorded in the drawing D / B 33 (step S3).
7).

On the other hand, when creating a parts table from the assembly drawing created in this way (step S51), the information processing apparatus 2 receives an instruction for creating a parts table via the input device 1, and receives the instruction for creating the parts table. The layer information is read from the layer information D / B 32 (step S52), and the component information necessary for creating the component table is extracted from the read layer information to create a component table (step S53) and recorded in the component table D / B31. (Step S54).

FIGS. 3A and 3B are views showing an example of a drawing of the present invention and a drawing created by the parts table creating apparatus. FIG. 3A is a plan view showing the structure of an assembly drawing, and FIG. FIG. 1C is a plan view showing each layer in the drawing, and FIG. 1C is a plan view showing the configuration of an individual drawing.

As shown in FIGS. 3A and 3B, for example, the drawing data of the assembly drawing 100 includes the first layer 101,
It is composed of five layers, a second layer 102, a third layer 103, a fourth layer, and a fifth layer 105, and one component is drawn on each layer.
In addition, as shown in FIG. 3C, the shape of one part is drawn in the individual drawing, and the drawing data is composed of one layer.

FIG. 4 is a diagram showing a state in which one of the layers of the assembly drawing shown in FIG. 3 is modified, and FIG. 4A is a plan view showing the structure of the assembly drawing. FIG. 2B is a plan view showing each layer of the assembly drawing, and FIG. 2C is a plan view showing the configuration of an individual drawing.

The individual figure 106 shown in FIG.
When the drawing is modified as shown in the individual drawing 116 shown in (c), the first layer 10 corresponding to the layer of the corresponding part in the drawing data of the assembly drawing is based on the corrected individual drawing 116.
1 is replaced by the sixth layer 111. As a result, the drawing data of the assembly drawing 110 includes the sixth layer 111 and the second layer 10 as shown in FIGS.
The configuration is changed to a configuration including five layers of the second to fifth layers 105.

FIG. 5 is a plan view showing an example of the layer information management screen displayed on the display device shown in FIG. In FIG. 5, a layer information management screen 120 for displaying layer information
At the top of the is the drawing number, product code,
Information such as the product name is displayed. In the center of the layer information management screen 120, information of individual components is displayed in the case of an assembly drawing, and more detailed information of the components described in the drawing is displayed in the case of an individual drawing. .

When the above-described processing is performed, since each drawing has information of individual parts as layer information, a parts table can be created from the layer information. Further, by following the layer information, a parent-child relationship between drawings can be known.

Also, since each part is managed in units of layers, it is possible to exchange drawing data in units of parts, and to make corrections made to certain parts on a certain drawing.
It can be easily reflected on the same parts on other drawings. Therefore, the reliability of each drawing is improved.

By the way, in order to draw a component in a drawing, it is necessary to secure a layer. The drawing and parts table creating apparatus of the present invention needs to input part information (layer information) in order to secure layers due to its configuration.

That is, in order to create a drawing, it is necessary to input part information necessary for creating a parts table in the basic design stage. Can be.

Here, the created parts table can be used for purposes such as parts arrangement and cost accumulation while the detailed design is being performed, and the manufacturing lead time is shortened and the productivity is improved. .

[0042]

Since the present invention is configured as described above, the following effects can be obtained.

One layer is reserved for each component, and layer information, which is information about the component, is recorded in the layer information database, and one component shape can be drawn for each layer, so that each component can be drawn. It is possible to manage on a layer basis, and it is possible to easily reflect the modifications made to a part on one drawing to the same part on another drawing, and to increase the reliability of each drawing. improves.

Further, since information on parts required to create a parts table is input to the layer information, a parts table can be created from the layer information at the stage of basic design. Therefore, since the created parts list can be used for parts arrangement and cost accumulation while performing detailed design, manufacturing lead time is shortened,
Productivity is improved.

[Brief description of the drawings]

FIG. 1 is a block diagram showing a configuration of a drawing and a parts table creating apparatus of the present invention.

FIG. 2 is a flowchart illustrating a processing procedure of the drawing and the parts table creating apparatus illustrated in FIG. 1;

FIGS. 3A and 3B are views showing an example of a drawing of the present invention and a drawing created by the parts table creating apparatus, wherein FIG. 3A is a plan view showing the structure of an assembly drawing, and FIG. FIG. 3C is a plan view showing each layer, and FIG.

FIG. 4 is a diagram showing a state in which one of the layers of the assembly drawing shown in FIG. 3 is corrected, and FIG. 4A is a plan view showing the configuration of the assembly drawing; FIG. 2B is a plan view showing each layer of the assembly drawing, and FIG. 2C is a plan view showing the configuration of an individual drawing.

FIG. 5 is a plan view showing an example of a layer information control screen displayed on the display device shown in FIG.

[Explanation of symbols]

 Reference Signs List 1 input device 2 information processing device 3 mass storage device 4 display device 5 output device 100, 110 assembly drawing 101 first layer 102 second layer 103 third layer 104 fourth layer 105 fifth layer 106, 116 Individual drawing 111 Sixth layer 120 Layer information control screen

Claims (2)

[Claims] An apparatus for creating a drawing drawn by drawing data comprising at least one layer and a parts table created based on the drawing, respectively, comprising: a drawing and a parts table. An information processing apparatus that performs a process of creating and managing layer information that is information related to parts drawn in the drawing, a parts table database that records data of the parts table, a layer information database that records the layer information, A drawing database for recording drawing data, wherein the information processing apparatus, upon receiving the layer reservation instruction, reserves one layer for each of the parts and transmits the input layer information to the layer. Recording in an information database to enable drawing of one part shape for each layer; Receiving the replacement instruction of the data, reads the drawing data of the previously drawn part corresponding to the part drawn on the layer to be replaced from the drawing database, and replaces the drawing data on a layer basis with the drawing data; A drawing and parts table creation device, wherein, upon receiving the parts table creation instruction, a parts table is created from the layer information and recorded in the parts table database. 2. A drawing program for drawing a drawing drawn by drawing data comprising at least one layer and a processing program for causing a drawing and drawing list creation apparatus to execute the drawing and the drawing list creation device, respectively. In the recording medium for recording, upon receiving the layer securing instruction, one layer is secured for each of the components, and layer information, which is information on the components, is recorded in a database, and one layer is assigned for each of the layers. A first process for enabling drawing of a shape, and upon receiving an instruction to replace the drawing data, reads from a database drawing data of the previously drawn part corresponding to the part drawn on the layer to be replaced. A second process of replacing the drawing data with the drawing data on a layer basis; A recording medium recording a processing program for causing a drawing and a parts table creator to execute a third process of generating a parts table from the layer information and recording the same in a database.