WO2018169163A1 - System for automatically generating gating system model and method for automatically generating gating system - Google Patents

Abstract

The present invention provides a system for automatically generating a gating system model, wherein a 3D shape of an optimized gating system model is automatically generated using an entity which is a knowledge-based design element for each component of a gating system, the system comprising: a database for storing basic information for knowledge-based design of each of a gate runner, a path line, a joint, and a biscuit which are components of a gating system model; an entity generating module for generating a gate runner entity, a path line entity, a joint entity, and a biscuit entity by using the basic information for knowledge-based design, stored in the database; an entity connecting module for connecting and arranging the gate runner entity, the path line entity, the joint entity, and the biscuit entity; and a 3D shape generating module for generating a 3D shape of the gating system model by using the resulting entities connected by the entity connecting module. Therefore, a 3D shape of a gating system model is automatically generated using entities for each component of the gating system model, so that a gating system can be more precisely designed, mistakes, which may be made when the gating system is directly designed, can be reduced, and the time required to design the gating system can be reduced.

Description

Automatic generation system of casting plan model and automatic generation method of casting plan

The present invention relates to a casting method model automatic generation system and a casting method automatic generation method using the same, and more particularly, optimization by using an entity (knowledge base) design basis information for each component of the casting method The present invention relates to a casting plan model automatic generation system and a method of automatically generating a casting plan model for automatically generating a 3D shape of a cast plan model.

In general, casting means dissolving a metal in a solid state with high deformation resistance to make it in a liquid state with low deformation resistance, and injecting and solidifying it into a mold of a shape to be manufactured to form a desired bar at a time. Say that.

The quality of the castings produced by this casting depends on how the molten metal is introduced into the mold and solidifies. In particular, the quality of the casting depends on how the molten metal is introduced into the mold. Whether design is the key to designing a casting plan.

Therefore, the key to the design of the casting system is to design a flow path that allows the molten metal to flow from the casting equipment into the mold of the shape to be manufactured. In fact, the effect of the casting design on the defect of the casting is 70 It is known to be more than%.

However, in the past, the casting engineer is designing such a casting method by using the CAD directly by experience, and thus the casting method design cannot be easily made and mainly depends on the engineer's experience, and also changes the casting method design. In order to do so, it was inconvenient to design again using CAD.

Recently, in order to solve this problem, Korean Patent No. 10-0645569 discloses the "optimal casting method setting apparatus and method", Korean Patent No. 10-0877510 "3D mold automatic using CAD program" Design systems and methods. "

However, all of the above prior arts have a casting scheme design by storing the shapes themselves in a database, searching for similar shapes among them, and changing them through iterative simulation, which takes a long time when the iterative simulation is performed. There is.

In addition, since it requires a long experience of the designer to change the casting method based on the results obtained through the simulation, no one can easily design the casting method, and since the changed casting plan has to be redesigned directly using CAD, it takes time. The problem is that it takes a long time and is inconvenient.

On the other hand, in order to solve the above problems, the applicant through "Knowledge-based casting plan model automatic generation system" and "Knowledge-based casting" through Korea Patent Registration No. 10-1352916 and Korea Patent Registration No. 10-1401420 Automatic method generation method ".

The present invention is to solve the above-mentioned problems, by using the entities of each component (Entity) by automatically generating the 3D shape of the casting method model 200, more accurate design is possible, and occur during direct design It is an object of the present invention to provide a casting plan model automatic generation system and a casting plan model automatic generation method that can reduce the mistakes that can be made, and further shorten the casting plan design time.

Casting plan model automatic generation system according to the present invention, casting plan model for automatically generating the 3D shape of the casting plan model optimized by using the entity (Kwoledge) design element for each component of the casting plan An automatic generation system, comprising: a database storing knowledge-based design basis information for each of gaterunners, passlines, joints, and biscuits which are components of a casting scheme model; An entity generation module for generating a gaterunner entity, a passline entity, a joint entity, and a biscuit entity using the knowledge-based design basis information stored in the database; An entity connection module for connecting the gate runner entity, the passline entity, the joint entity, and the biscuit entity; And a 3D shape generation module generating a 3D shape of the casting strategy model by using the result connected by the entity connection module.

Automatic casting system model generation system according to the present invention, Graphical user interface (GUI) module for receiving a user's command, and displays the operation results of the entity generation module, the entity connection module, the 3D shape generation module on the screen; It may further include.

According to an embodiment of the present invention, an automatic generation method of a casting strategy model may include the gaterunner entity, the passline entity, the joint entity, and the biscuit entity according to a user's command inputted through the graphical user interface (GUI) module. An entity change module for changing the position may be further included.

In the automatic casting method model generation system according to the present invention, the gate runner entity includes height, ingate height, ingate length, and curvature information according to a change in the width, the width, and the length of one end of the gate runner, The pass line entity includes a height at one end of the pass line, a width at the other end, and a change in length, a draft angle and curvature information at both sides, and the joint entity includes a gate runner and a path connected to the joint. It may include curvature information according to a change in the width, number, and connection angles of the lines.

In the automatic casting method model generation system according to the present invention, the graphical user interface (GUI) module, the position information of the gate runner, the width of one end, the width and length of the other end, the position of the pass line, Change information about the width, the width of the other end, and the length, and the change information of the width, number and connection angles of the gate runner and the pass line connected to the joint are input, and the entity change module is configured to receive the graphical user interface. (GUI) The shape of the gate runner by re-reflecting the height, ingate height, ingate length, and curvature information based on the change information on the position, width of one end, width, and length of the gate runner inputted by the module The change information on the position, the width of one end, the width of the other end, and the length of the pass line received by the graphic user interface (GUI) module Furnace width, the draft angle and curvature information of both sides are reflected again to change the shape of the pass line, and the width and number of the gate runner and the pass line connected to the joint to which the graphical user interface (GUI) module is input. And the shape of the joint may be changed by reflecting curvature information based on the change information of the connection angle.

Casting method model automatic generation method according to the present invention, casting method that automatically generates the 3D shape of the optimized casting plan model using the entity (Kwoledge) design basis information for each component of the casting plan An automatic model generation method comprising: an entity generation step of generating a gaterunner entity, a passline entity, and a joint entity using a database in which knowledge-based design basis information of each gate runner, passline, and joint, which are components of a casting plan model, is stored; ; An entity connection step of connecting the gate runner entity, the passline entity, the joint entity, and the biscuit entity; And a 3D shape generation step of generating a 3D shape of the casting strategy model by using the result connected in the entity connection step.

In the method for automatically generating a casting strategy model according to the present invention, the change information regarding the size and position of each entity is input to change the size and position of the gate runner entity, the passline entity, the joint entity, and the biscuit entity. The entity change step to make; may further include.

According to the present invention, the automatic casting method model generation system and the automatic casting method model generation method, by using the entity of each component (Entity) to automatically generate the 3D shape of the casting method model 200, more accurate design It is possible to reduce the mistakes that can occur in the design directly, and further reduce the design time of the casting scheme.

1 is a conceptual diagram of a casting method model automatic generation system according to an embodiment of the present invention.

Figure 2 illustrates an example of the casting strategy model generated through the automatic casting strategy model generation system according to an embodiment of the present invention.

3 to 6 is a reference diagram for explaining the information contained in each component (Entity) for each component of the casting scheme.

FIG. 7 illustrates the gaterunner entity, passline entity, and joint entity generated by the entity generation module displayed in a graphical user interface (GUI) module.

8 shows the gaterunner entities, passline entities, joint entities, and biscuit entities connected by the entity connection module being displayed in a graphical user interface (GUI) module.

Figure 9 shows that the 3D shape of the casting scheme model generated by the 3D shape generation module is displayed in the graphical user interface (GUI) module.

10 is a flowchart of a method for automatically generating a casting strategy model according to an embodiment of the present invention.

Hereinafter, with reference to the drawings will be described in detail a specific embodiment of the present invention. However, the spirit of the present invention is not limited to the embodiments presented, and those skilled in the art who understand the spirit of the present invention may deteriorate other inventions or the present invention by adding, modifying, or deleting other elements within the scope of the same idea. Other embodiments that fall within the scope of the spirit of the invention may be easily proposed, but this will also be included within the scope of the spirit of the present invention.

In addition, components with the same functions within the scope of the same idea shown in the drawings of the embodiments will be described using the same reference numerals.

1 is a conceptual diagram of a casting method model automatic generation system 100 according to an embodiment of the present invention.

Referring to Figure 1, the casting method model automatic generation system 100 according to an embodiment of the present invention is a database 110, entity generation module 120, entity connection module 130, entity change module 140, The 3D shape generating module 150 and the graphic user interface (GUI) module 160 may be included.

The database 110 is a configuration in which information about casting equipment to be used is stored, and may store information about at least one casting equipment.

Information of the casting equipment may include the position of the discharge port from which the molten metal is discharged and the shape and size of the sleeve forming the discharge port.

Here, the sleeve is a configuration for forming the discharge port through which the molten metal is discharged, and is a portion that is finally stored before the molten metal in the casting equipment is introduced into the casting method. In order to know the shape and size information will be required.

In addition, the database 110 may store the knowledge base (kmowledge base) design basis information for each component of the casting scheme.

2 illustrates an example of the casting strategy model 200 generated through the casting strategy model automatic generation system 100 according to an embodiment of the present invention.

Referring to FIG. 2, the casting strategy model 200 generated through the automatic casting strategy model generation system 100 according to an embodiment of the present invention may include a runner 210 and a biscuit 220. Can be.

The runner 210 may be configured to form a path for allowing the molten metal introduced into the casting scheme to flow into a mold (not shown) having a product shape.

At this time, the runner 210 is a gate runner (Gate Runner, 211) of the movement path of the molten metal flows into the mold, a path line (Path Line, 212) of the movement of the remaining portion, and the movement of the molten metal It may be configured to include a joint (213) which is a point where the path is bent or branched.

On the other hand, the gate runner 211 may be provided with an ingate (211a) that is an inlet through which the molten metal is introduced into the mold.

Biscuit 220 may be configured to be coupled to the sleeve of the casting equipment to be connected to the outlet of the molten metal of the casting equipment.

In this case, the biscuit 220 may include a biscuit neck 221 constituting a flow path through which the molten metal moves from the biscuit to the pass line 212.

As described above, the casting strategy model 200 may include a gate runner 211, a pass line 212, a joint 213, and a biscuit 220.

In other words, each component of the casting strategy model may be a gate runner 211, a pass line 212, a joint 213, and a biscuit 220.

That is, the database 110 may store the basic knowledge-based design information of each of the gate runner 211, the pass line 121, the joint 213, and the biscuit 220.

The entity generation module 120 may generate an entity that is a design element of each component of the casting plan model using the knowledge-based design ground information stored in the database 110.

In other words, the entity generation module 120 uses design basis information of each of the gate runner 211, the pass line 212, the joint 213, and the biscuit 220 stored in the database 110. A gate runner entity (E211), a path line entity (E212), a joint entity (Joint Entity, E213), and a biscuit entity (Biscuit Entity, E220) that are design elements may be generated.

3 to 6 are reference diagrams for explaining information included in an entity for each component of the casting scheme.

That is, FIG. 3 is a diagram for explaining information included in a gate runner entity, FIG. 4 is a diagram for explaining information included in a path line entity, and FIG. 5 is a joint. FIG. 6 is a diagram illustrating information included in a joint entity, and FIG. 6 is a diagram illustrating information included in a biscuit entity.

Referring to FIG. 3, information for generating a 3D shape of the gate runner 211 includes a width 211W1 of one end of the gate runner, a width 211W2 of the other end, a length 211L, a height 211H, and an ingate height ( 211aH), ingate length 211aL, draft angle 211DA, and curvature 211aIR, 211aGRU, and 211aGRD.

That is, the gate runner entity E211 may have a width 211W1 at one end of the gate runner, a width 211W2 at the other end, a length 211L, a height 211H, an ingate height 211aH, and an ingate. It may be knowledge base design element information including information about the length 211aL, the draft angle 211DA, and the curvature 211aIR, 211aGRU, and 211aGRD.

In this case, in more detail, the gate runner entity E211 may have a gate runner height 211H corresponding to a change in the width 211W1 of one end of the gate runner, the width 211W2 of the other end, and the length 211L. It may be knowledge base design element information including information on an ingate height 211aH, an ingate length 211aL, a draft angle 211DA, and a curvature 211aIR, 211aGRU, and 211aGRD.

Referring to FIG. 4, the information for generating the 3D shape of the pass line 212 may include a length 212L of the pass line and cross-sectional information.

In addition, the cross-sectional information may include information about a width 212W, a height 212H, a draft angle 212DA, and curvatures 212R1 and 212R2 of the bottom surface.

That is, the path line entity E212 may include the path line length 212L, the width 212W of the bottom surface, the height 212H, the shift angles 212DA1, 212DA2, and the curvatures 212R1, 212R2. ) May be knowledge base design element information including information about the < RTI ID = 0.0 >

In this case, in more detail, the path line entity E212 may have a height 212H and a traverse angle 212DA1 depending on a change in the path line length 212L and the width 212W of the bottom surface. 212DA2), and knowledge base design element information including information about curvatures 212R1 and 212R2.

Referring to FIG. 5, the information for generating the 3D shape of the joint 213 includes the width, number, connection angles, and curvatures 213IFR of the gate runner 211 and the pass line 211 connected to the joint 213. 213OFR), and the like.

That is, the joint entity E213 includes information about curvatures 213IFR and 213OFR according to the number, width, and connection angle of the gate runner 211 and the pass line 212 connected to the joint 213. It may be knowledge base design element information.

Referring to FIG. 6, the information for generating the 3D shape of the biscuit 220 may include the information for generating the 3D shape of the biscuit 220. The thickness 220T and the biscuits of the biscuits 220 according to the position and size of the sleeve may be described. Information regarding the shape of the neck 221 may be included.

That is, the biscuit entity (Eiscuit Entity, E220) is knowledge base design element information including information about the thickness of the biscuit 220 and the shape of the biscuit neck 221 according to the position and size of the sleeve Can be.

In this case, the position of the sleeve may be information about a distance from an end of the pass line 212 to which the biscuit 220 is connected.

In addition, the information on the shape of the biscuit neck 221 may include information about the start width (221SW) and the end width (221EW).

FIG. 7 illustrates that the gate runner entity E211, the passline entity E212, and the joint entity E213 generated by the entity generation module 120 are displayed on the graphical user interface (GUI) module 160. .

That is, the entity generation module 120 may generate a gate runner entity E211, a passline entity E212, and a joint entity E213, as shown in FIG. 7.

The entity connection module 130 may connect the gate runner entity E211, the passline entity E212, the joint entity E213, and the biscuit entity E214 generated through the entity generation module 120.

8 illustrates a gate runner entity E211, a passline entity E212, a joint entity E213, and a biscuit entity E220 connected by an entity connection module 130 to the graphical user interface (GUI) module 160. It is shown what is displayed.

Referring to FIG. 8, the entity connection module 130 may include each joint entity according to the number, width, and angle of the gate runner entity E211 and the passline entity E212 connected to each joint entity E213. The gate runner 211 and the pass line 212 may be connected by determining the curvature of the E213.

In addition, the entity connection module 130 may connect end portions of the biscuit entity E220 and the passline entity E212.

The entity change module 140 changes the position and size of the generated entities E211, E212, E213, and E220 according to the change of the position and size information of each entity E211, E212, E213, and E220 inputted by the designer. You can change it.

That is, the entity change module 140 may change the position of the gate runner entity E211 and the width 211W1 of one end of the gate runner, the width 211W2 of the other end, and the length 211L based on the changed information. The position, height 211H, ingate height 211aH, ingate length 211aL, draft angle 211DA, and curvature 211aIR, 211aGRU, and 211aGRD may be reset.

In addition, when the position change and the pathline length 212L information of the passline entity E212 are changed, the entity change module 140 may change the position and width of the bottom line based on the changed information. 212W), height 212H, loft angle 212DA, and curvatures 212R1 and 212R2 can be reset.

In addition, when the position information of the joint entity E213 is changed, the entity change module 140 may reset the curvatures 213IFR and 213OFR based on the changed information.

The 3D shape generation module 150 may generate a 3D shape of the casting strategy model 220 by using the result connected by the entity connection module 130.

FIG. 9 illustrates that the 3D shape of the casting strategy model 220 generated by the 3D shape generation module 150 is displayed on a graphical user interface (GUI) module.

Referring to FIG. 9, the 3D shape generation module 150 uses shape information included in the gate runner entity E211, the passline entity E212, the joint entity E213, and the biscuit entity E220. , 3D shape of the casting method model 220 can be generated.

Graphical user interface (GUI) module 160 receives a user's command, the operation result of the entity generating module 120, entity connection module 130, entity change module 140, 3D shape generation module 150 Can be displayed on the screen.

In other words, the graphical user interface (GUI) module 160 receives a user's command to allow the entity generation module 120 to generate entities E211, E212, E213, and E220, and the entity generation module ( The entities E211, E212, E213, and E220 generated by 120 may be displayed on the screen.

In addition, the graphical user interface (GUI) module 160 receives the change of the position and size of the entities E211, E212, E213, E220, and the entities E211, E212, by the entity change module 140 The positions and sizes of the E213 and the E220 may be reset, and the reset entities E211, E212, E213 and E220 may be displayed on the screen.

Hereinafter, with reference to the drawings will be described in detail casting method model automatic generation method (S100) according to an embodiment of the present invention.

10 is a flowchart of a method (S100) for automatically generating a casting strategy model according to an embodiment of the present invention.

Referring to FIG. 10, the method of automatically generating a casting strategy model according to an embodiment of the present invention (S100) includes an entity generation step (S110), an entity connection step (S120), an entity change step (S130), and a 3D shape generation step. It may include (S140).

The entity generation step S110 may be a step of generating an entity that is a design element of each component of the casting plan model by using the knowledge-based design ground information stored in the database 110.

That is, the entity generation step (S110), as shown in FIG. 7, design of each of the gate runner 211, the pass line 212, the joint 213, and the biscuit 220 stored in the database 110. Using the basic information, each design element, Gate Runner Entity (E211), Path Line Entity (E212), Joint Entity (Joint Entity, E213), and Biscuit Entity (Biscuit Entity, E220) ) May be generated.

The entity connection step (S120) is a step of connecting the gate runner entity E211, the passline entity E212, the joint entity E213, and the biscuit entity E214 generated in the entity generation step S110. Can be.

That is, the entity connecting step (S120), as shown in FIG. 8, depends on the number, width, and angle of the gate runner entity E211 and the passline entity E212 connected to each joint entity E213. The gate runner 211 and the pass line 212 may be connected by determining a curvature of each joint entity E213.

In addition, in the entity connecting step 130, an end portion of the biscuit entity E220 and the passline entity E212 may be connected.

The entity changing step (S130) is to change the position and size of the generated entities (E211, E212, E213, E220) according to the change of the position and size information of each entity (E211, E212, E213, E220) input by the designer. It may be a step of changing. .

That is, in the entity changing step (S130), when the position of the gate runner entity E211 and the width 211W1 of one end of the gate runner, the width 211W2 of the other end, and the length 211L are changed, the changed information is referred to. Thus, the position, height 211H, ingate height 211aH, ingate length 211aL, draft angle 211DA, curvature 211aIR, 211aGRU, and 211aGRD of the gate runner entity E211 may be reset.

In addition, in the entity changing step (S130), when the position of the passline entity E212 and the pathline length 212L information are changed, the position of the passline entity E212 and the width of the bottom surface based on the changed information. 212W, height 212H, loft angle 212DA, and curvatures 212R1 and 212R2 can be reset.

In addition, in the entity changing step S130, when the position information of the joint entity E213 is changed, the curvatures 213IFR and 213OFR may be reset based on the changed information.

3D shape generation step (S140) may be a step of generating a 3D shape of the casting method model 220 by using the result connected in the entity connection step (S120).

That is, as shown in FIG. 9, the 3D shape generation step S140 may be a step of generating the 3D shape of the casting strategy model 220 using the shape information included in each entity.

Here, the shape information included in each entity includes the height 211H, ingate height 211aH, ingate length 211aL, and draft of the entity E211 included in the gate runner entity E211. Angle 211DA, Curvature 211aIR, 211aGRU, 211aGRD, Width 212W, Height 212H, Traft Angle 212DA, and Bottom of Passline entity E212 included in Passline entity E212. The curvatures 212R1 and 212R2, the curvatures 213IFR and 213OFR included in the joint entity E213, and the thickness 220T and the shape of the biscuit neck 221 of the biscuit entity E220 included in the biscuit entity E220. Information may be related.

As described above, according to the casting strategy model automatic generation system 100 and the casting strategy model automatic generation method (S100) according to an embodiment of the present invention, the casting strategy model (using the entity of each component (Entity) ( By automatically generating the 3D shape of 200), more accurate design is possible, and it is possible to reduce the mistakes that may occur in the direct design, and furthermore, it is possible to shorten the casting design time.

On the other hand, the casting method model automatic generation system 100 according to the present invention may further comprise a casting method optimization test module for checking whether the generated casting method model is optimized based on the knowledge base, As a result of the inspection by the casting method optimization inspection module, when it is necessary to redesign the casting method, the designer only needs to change information on the position and size of the components constituting the casting method model again. According to the casting plan model automatic generation system according to the advantage, it is easy and convenient to quickly change the design of the casting plan has the advantage.

In the above, one embodiment of the present invention has been described in detail, but the scope of the present invention is not limited thereto, and various modifications and variations are possible without departing from the technical spirit of the present invention described in the claims. It will be apparent to those of ordinary skill in the art.

Claims (7)

In the casting method model automatic generation system that automatically generates the 3D shape of the optimized casting plan model by using the entity (Kwoledge) design element for each component of the casting plan, A database storing knowledge-based design basis information for each of the gate runners, passlines, joints, and biscuits which are components of the casting scheme model; An entity generation module for generating a gaterunner entity, a passline entity, a joint entity, and a biscuit entity using the knowledge-based design basis information stored in the database; An entity connection module for connecting the gate runner entity, the passline entity, the joint entity, and the biscuit entity; And And a 3D shape generation module for generating a 3D shape of a casting strategy model by using the result connected by the entity connection module. The method of claim 1, And a graphical user interface (GUI) module configured to receive a user's command and display a work result of the entity generation module, the entity connection module, and the 3D shape generation module on a screen. The method of claim 2, And an entity change module configured to change the size and position of the gate runner entity, the passline entity, the joint entity, and the biscuit entity according to a user's command input through the graphical user interface (GUI) module. Automatic generation system of casting plan model. The method of claim 3, The gate runner entity includes height, ingate height, ingate length, and curvature information according to a change in the width, the width and the length of one end of the gate runner, The passline entity includes a height at one end of the passline, a width at the other end, and a change in length, draft angles, and curvature information at both sides thereof. The joint entity, casting method model automatic generation system including curvature information according to the change in the width, number and connection angles of the gate runner and the pass line connected to the joint. The method of claim 4, wherein The graphical user interface (GUI) module, Change information about the position of the gate runner, width of one end, width and length of the other end, change information about the position of the pass line, width of the one end, width and the other end, and the gate runner connected to the joint Receiving change information of the width, number and connection angles of the pass lines; The entity change module, The graphic user interface (GUI) module re-reflects the height, ingate height, ingate length, and curvature information based on the changed information about the position, width of one end, width, and length of the gate runner. Change the shape of the runner, The path line is re-reflected on the height, draft angles, and curvature information of both sides based on the changed information about the position, width of one end, width of the other end, and length of the path line inputted by the GUI module. Changes the shape of Casting to change the shape of the joint by reflecting curvature information on the basis of the change information of the width, number and connection angles of the gate runner and the pass line connected to the joint received by the graphical user interface (GUI) module Plan model automatic generation system. In the method of automatic casting method model generation that automatically generates the 3D shape of the optimized casting plan model by using the entity (Kwoledge) design basis information for each component of the casting plan, An entity generation step of generating a gate runner entity, a passline entity, and a joint entity by using a database in which knowledge-based design basis information of each of the gate runner, the pass line, and the joint which is a component of the casting plan model is stored; An entity connection step of connecting the gate runner entity, the passline entity, the joint entity, and the biscuit entity; And And a 3D shape generation step of generating a 3D shape of the casting strategy model using the results connected in the entity connection step. The method of claim 6, And an entity change step of changing size and position of the gate runner entity, the passline entity, the joint entity, and the biscuit entity by receiving change information about the size and position of each entity. Auto generation method.

Images