KR20040017462A - Metallic patterns of a simultaneous forming press with clinching of multi-panel - Google Patents

Metallic patterns of a simultaneous forming press with clinching of multi-panel Download PDF

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Publication number
KR20040017462A
KR20040017462A KR1020020049531A KR20020049531A KR20040017462A KR 20040017462 A KR20040017462 A KR 20040017462A KR 1020020049531 A KR1020020049531 A KR 1020020049531A KR 20020049531 A KR20020049531 A KR 20020049531A KR 20040017462 A KR20040017462 A KR 20040017462A
Authority
KR
South Korea
Prior art keywords
mold
clinching
forming
panels
panel
Prior art date
Application number
KR1020020049531A
Other languages
Korean (ko)
Other versions
KR100468258B1 (en
Inventor
김은석
Original Assignee
주식회사 성우하이텍
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by 주식회사 성우하이텍 filed Critical 주식회사 성우하이텍
Priority to KR10-2002-0049531A priority Critical patent/KR100468258B1/en
Publication of KR20040017462A publication Critical patent/KR20040017462A/en
Application granted granted Critical
Publication of KR100468258B1 publication Critical patent/KR100468258B1/en

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Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B21MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21DWORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D39/00Application of procedures in order to connect objects or parts, e.g. coating with sheet metal otherwise than by plating; Tube expanders
    • B21D39/03Application of procedures in order to connect objects or parts, e.g. coating with sheet metal otherwise than by plating; Tube expanders of sheet metal otherwise than by folding
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B21MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21DWORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D39/00Application of procedures in order to connect objects or parts, e.g. coating with sheet metal otherwise than by plating; Tube expanders
    • B21D39/03Application of procedures in order to connect objects or parts, e.g. coating with sheet metal otherwise than by plating; Tube expanders of sheet metal otherwise than by folding
    • B21D39/031Joining superposed plates by locally deforming without slitting or piercing
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B21MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21DWORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D22/00Shaping without cutting, by stamping, spinning, or deep-drawing
    • B21D22/20Deep-drawing
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B21MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21DWORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D37/00Tools as parts of machines covered by this subclass
    • B21D37/10Die sets; Pillar guides

Abstract

PURPOSE: A forming press metallic pattern for simultaneously clinching and forming plural panels is provided to reduce the number of required metallic patterns, shorten processing time, reinforce coherence between the panels and improve coherence accuracy of the panels by simultaneously clinching and forming a plural panels consisting of main panel and subsidiary panel. CONSTITUTION: In a forming press metallic pattern for forming plural panels in which a lower mold(1) having a lower surface forming part(2) is mounted on a bolster(3) of the lower side, a blank holder(7) is mounted on the bolster through cushion pin(5) at the outer side of the lower mold, and an upper mold(11) having an upper surface forming part(12) on an upper part of the lower mold is mounted on a slider(9) at an upper side to press form a workpiece panel injected between the upper mold and the lower mold, the forming press metallic pattern for simultaneously clinching and forming plural panels comprises a clinching forming means installed between forming parts of the upper and lower molds to press form workpiece panels injected and clinch form one side of the injected workpiece panels at the same time when forming the workpiece panels by injecting at least two or more of workpiece panels between the upper and lower molds.

Description

FORMALLIC PATTERNS OF A SIMULTANEOUS FORMING PRESS WITH CLINCHING OF MULTI-PANEL}

The present invention relates to a forming press mold for simultaneous clinching of a plurality of panels, and more particularly, by pressing and simultaneously molding a plurality of panels comprising a main panel and an auxiliary panel for reinforcing rigidity thereof, thereby reducing the number of required molds. The present invention relates to a forming press mold for simultaneous clinching of a plurality of panels which reduces, shortens processing time, strengthens bonding strength between panels, and improves the degree of bonding.

As is well known, the press working is a processing method in which a shape of a panel is formed by applying a force to a material of a plate and plastically deforming it. Such press working is generally carried out by putting a blank in the form of a plate into a press equipment and placing the blank on a lower mold of a metal pattern, and then deforming the material with respect to the lower mold by lowering the upper mold.

For example, an average of 1,000 parts or more of body panels are developed from an automobile maker to the development and production of a first automobile model, and in order to produce a panel of one part, forming is carried out by pressing a certain form through various kinds of press equipment. After the molding process, the product panel is processed through an average of four processes such as forming, cutting, hole processing, bending, etc. in the press process such as trimming, piercing, flanging, and hemming. It is produced, the forming molding process is a process of plasticizing the material according to the product data is the main process for determining the quality of the product panel more than 90%.

As described above, in the press equipment for forming molding, as shown in FIG. 7, a lower mold 101 having a lower surface shape of a product panel is mounted on a lower bolster 103, and an upper portion of the lower mold 101 is provided on the lower mold 101. An upper mold 111 having an upper surface shape of a product panel is mounted on a slide 109 that is an upper press body, and a panel (not shown) is sandwiched between the lower mold 101 and press-molded to press it. The panel is molded.

As shown in FIG. 8, a lower die 101 having a bottom surface shape of a product panel is mounted on a lower bolster 103 as shown in FIG. 8. On the outside of the ballast 103 is mounted a blank holder 107 through the cushion pin 105.

In addition, the upper mold 111 having the top surface shape of the product panel at the upper portion of the lower mold 101 is mounted on the slider 109 at the upper portion of the blank panel 101 which is inserted between the lower mold 101 and the blank. The upper part is pressed in the state spanning the holder 107 to form the product panel.

That is, as shown in FIG. 8, first, when the upper mold 111 and the blank holder 107 are raised, and the material panel 113 is inserted between the upper mold 111 and the lower mold 101, FIG. 9. As in, the upper mold 111 is lowered operation by the die face surface 115 of the upper mold 111 and the die face surface 117 of the blank holder 107, the material panel 113 is held at its outer end. do.

In this state, as shown in Fig. 10, the upper die 111 and the blank holder 107 together, the lowering operation to hold the material held on each die face surface (115, 117) of the upper die 111 and the blank holder 107 As the panel 113 is gradually introduced into the molding part, the panel 113 is molded along the shape of the product, and the upper mold 111 is press-molded into the product panel at the moment when the upper mold 111 is completely matched with the lower mold 101.

In this way, the completed material panel 113 is lifted by the blank holder 107 in the state where the upper mold 111 is raised, as shown in FIG. 11, and is removed from the press equipment by the take-out hanger 121. It is taken out.

However, according to the prior art as described above, in order to manufacture a structure in which one reinforcement panel is coupled to one main panel, four molds for manufacturing the main panel and 4 * N for manufacturing the reinforcement panel (where N is the number of reinforcement panels.

In addition, since each panel is manufactured after joining them, the time required for manufacturing the product panel as the final structure takes a lot of time, such as' unit pressing time * number of panels + time required for joining '(wherein' The unit pressing time means the time taken to press a material panel into a single product panel), as well as a lot of variation in joining each manufactured panel. In this case, such as welding Even by joining by the method, it is difficult to secure the perfect coupling degree and causes a lack of strength. In particular, when the product panel is an automobile panel, there is a problem such as an abnormal vehicle noise during driving.

Therefore, the present invention has been invented to solve the above-mentioned problems, an object of the present invention is to provide a mold required by processing the product panel through the press molding simultaneously with the clinching of a plurality of panels consisting of the main panel and the auxiliary panel It is to provide a forming press mold for multiple panel clinching simultaneous molding to reduce the number of, shorten the processing time, strengthen the bonding force between the panels and secure the degree of bonding.

1 is a cross-sectional configuration diagram of a forming press die for clinching co-molding of a plurality of panels according to the present invention.

FIG. 2 is an enlarged cross-sectional view of part A of FIG. 1.

3 is a first operation state diagram of the forming press mold for clinching co-molding of a plurality of panels according to the present invention.

4 is a second operating state diagram of the forming press mold for clinching co-molding of a plurality of panels according to the present invention.

5 is a third operation state diagram of the forming press mold for clinching co-molding of a plurality of panels according to the present invention.

6 is a fourth operation state diagram of the forming press die for clinching co-molding of a plurality of panels according to the present invention.

7 is a side view of a typical press equipment.

FIG. 8 is a cross-sectional configuration diagram of a forming press mold for forming a panel according to the line A-A of FIG.

9 is a first operating state diagram of the forming press mold for panel molding according to the prior art.

10 is a second operating state diagram of the forming press mold for panel molding according to the prior art.

11 is a third operation state diagram of the forming press mold for panel molding according to the prior art.

According to the present invention for achieving the above object, the forming press mold for clinching co-molding of a plurality of panels is mounted on a lower bolster with a lower mold having a lower surface forming portion, and a cushioning pin on the bolster to the outside of the lower mold. In the forming press mold for panel forming through which a blank holder is mounted, and an upper mold having an upper surface forming portion at an upper portion of the lower mold is mounted on a slider at an upper portion and press-molded a material panel injected between the lower mold and the lower mold.

Between the upper mold and the lower mold is processed by putting at least two or more material panels,

Between the upper and lower molding portions, characterized in that it comprises a clinching processing means for clinching one side of the material panel at the same time as the pressing molding of the input material panels,

The clinching processing means includes a clinching pressure member integrally downwardly mounted on one side of the upper surface forming portion of the upper mold; It is integrally mounted on the lower surface forming portion of the lower mold, characterized in that it comprises a clinching steel on the top surface to form a clinching groove corresponding to the clinching pressure member,

The clinching pressure member is a punch block integrally mounted on one side on the upper surface forming portion of the upper die; Characterized in that the punch made of a circular cross-section mounted downward on one side on the punch block,

The clinching groove is characterized in that its cross section is circular.

Hereinafter, the preferred configuration and operation of the present invention will be described in detail with reference to the accompanying drawings.

1 is a cross-sectional configuration diagram of a forming press mold for clinching co-molding of a plurality of panels according to the present invention, and FIG. 2 is an enlarged cross-sectional view of part A of FIG. 1, first of all, for forming clinching co-molding of a plurality of panels according to the present invention. Looking at the overall configuration of the press die, the lower mold 1 having the lower surface molded part 2 in the shape of the lower surface of the product panel is mounted on the lower bolster 3, and the ball outside the lower mold 1 The blank holder 7 is mounted to the strap 3 via the cushion pin 5.

And the upper mold 11 having the upper surface forming part 12 of the upper surface shape of the product panel at the upper portion of the lower mold 1 is mounted to the slider 9 of the upper and is introduced between the lower mold 1 The raw material panel 10 (see FIG. 3) is pressed on the blank holder 7 to be molded into the product panel.

Here, the material panel 10 introduced between the upper mold 11 and the lower mold 1 is at least two or more material panels (in this embodiment is applied by the input of two material panels) is added to each other clinching processing This is done at the same time.

In addition, on the upper surface forming portion 12 of the upper die 11 and the lower surface forming portion 2 of the lower die 1, the two sheets of material panels 10 to be introduced are clinched to one side at the same time as press molding. Clinching processing means for processing, the clinching processing means is integrally downward on one side on the upper surface forming portion 12 of the upper die 11 is mounted with a clinching pressure member (21).

The clinching pressure member 21 is a fixed block 23 mounted on the upper surface forming portion 12 of the upper die 11, and a punch 25 protruding downward with respect to the fixed block 23 Is done.

And on the lower surface forming portion 2 of the lower mold 1, the clinching steel 29 to form a clinching groove 27 on the upper surface corresponding to the punch 25 of the clinching pressure member 21. It is made integrally mounted, the punch 25 and the clinching groove 27 has a circular cross section.

In this case, the clinching of the material panel 10 by the clinching pressure member 21 and the clinching steel 29 is performed by using two or more panels (plates) themselves. The one side of the upper panel and the lower panel with the punch 25 of the) is pushed into the cleaning groove 27 of the clinching steel 29 to form a folding portion to join the panels.

Therefore, when the operation of the forming press mold for clinching co-molding of a plurality of panels having the configuration as described above, looking at each step through FIGS.

As shown in FIG. 3, first, two material panels composed of a main panel and a reinforcement panel between the upper mold 11 and the lower mold 1 with the upper mold 11 and the blank holder 7 raised. Input (10).

Subsequently, as shown in FIG. 4, the upper die 11 is lowered by the upper slide 9 so that the die face 19 of the upper die 11 and the die face 15 of the blank holder 7 are lowered. The outer end of the two material panel 10 is held through.

In this state, when the upper die 11 continues to move downward by the upper slide 9, the blank holder 7 starts the lowering operation, as shown in Figure 5, and the upper die 11 and As the two material panels 10 held on the die face surfaces 19 and 15 of the blank holder 7 flow into the upper mold 11 and the respective molding portions 12 and 2 of the lower mold 1 little by little, It is molded along the shape of the product, and at the moment when the upper mold 11 is completely integrated with the lower mold 1, it is molded into a product panel.

At this time, the punch 25 of the clinching pressure member 21 mounted on one side of the upper mold presses one side of the two material panels 10 to form a clean formed on the clinching steel 29 on the lower mold 1. Pushing into the ching groove 27, and thus, in the clinching groove 27, as shown in FIG. 5, the folded portion (P) is formed so that the two material panels 10 are not separated, so that the material The panel 10 is bonded to each other.

In this manner, after the product panel is press-molded simultaneously with the clinching process, when the upper slide 9 is moved upward, as shown in FIG. 6, the upper die 11 and the blank holder 7 are raised at the same time. When the upper slide 9 is completed, the hanger 30 is introduced between the upper mold 11 and the lower mold 1 to take out the product panel.

Therefore, as described above, the main panel and the reinforcement panel are press-molded in a predetermined shape at the same time as the clinching process in the same press die, thereby ensuring the strengthening of the bonding force and the degree of coupling thereof.

As described above, according to the present invention, according to the present invention, according to the present invention, according to the present invention, the forming press mold for clinching simultaneous molding of a plurality of panels is carried out by a clinching process in the same press mold through a clinching means. At the same time, by pressing the mold in a predetermined shape at the same time, the number of required molds can be reduced, thereby reducing the machining process, thereby reducing the machining time.

In addition, by pressing a plurality of panels at the same time, the bonding degree is secured, and at the same time there is an effect that can provide a bonding force due to the clinching process and pressing molding between the panels.

Claims (4)

  1. A lower mold having a lower face mold is mounted on the lower bolster, and a blank holder is mounted to the bolster through the cushion pin to the outside of the lower mold, and an upper mold having an upper mold on the upper mold is mounted on the upper slider. In the forming press mold for panel molding which press-forms the raw material panel which is injected between the lower mold,
    Between the upper mold and the lower mold is processed by putting at least two or more material panels,
    Between the upper and lower molding portions, forming press mold for clinching co-molding of a plurality of panels, characterized in that it comprises a clinching processing means for clinching the one side at the same time as the press molding of the input material panels.
  2. The method of claim 1, wherein the clinching means
    A clinching press member integrally downwardly mounted on one side on the upper surface forming portion of the upper mold;
    A clinching steel integrally mounted on the lower surface forming portion of the lower mold and forming a clinching groove corresponding to the clinching pressure member on the upper surface;
    Forming press die for clinching co-molding of a plurality of panels comprising a.
  3. The method of claim 2, wherein the clinching pressure member
    A punch block integrally mounted on one side on the upper surface forming portion of the upper mold;
    A punch having a circular cross section mounted downward on one side of the punch block;
    Forming press die for clinching co-molding of a plurality of panels, characterized in that consisting of.
  4. The method of claim 2, wherein the clinching groove
    A forming press die for clinching co-molding of a plurality of panels, the cross section of which is circular.
KR10-2002-0049531A 2002-08-21 2002-08-21 Metallic patterns of a simultaneous forming press with clinching of multi-panel KR100468258B1 (en)

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Application Number Priority Date Filing Date Title
KR10-2002-0049531A KR100468258B1 (en) 2002-08-21 2002-08-21 Metallic patterns of a simultaneous forming press with clinching of multi-panel

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR10-2002-0049531A KR100468258B1 (en) 2002-08-21 2002-08-21 Metallic patterns of a simultaneous forming press with clinching of multi-panel

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Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100774331B1 (en) * 2006-08-17 2007-11-08 현대자동차주식회사 A punch press
KR101115872B1 (en) * 2009-10-19 2012-02-23 (주)제일포밍 Steel sandwich panel continuous supply method and apparatus for molding machine
KR101134942B1 (en) * 2009-09-30 2012-04-19 주식회사 성우하이텍 Metallic patterns of a simultaneous forming press with clinching
CN105215201A (en) * 2015-11-16 2016-01-06 重庆持恒模具有限公司 Swing bending die
KR20160126732A (en) * 2015-04-24 2016-11-02 길엔지니어링(주) pin clinching device for fuel tank of support band manufacturing system
EP3299093A1 (en) * 2016-09-26 2018-03-28 TRUMPF Werkzeugmaschinen GmbH + Co. KG Method for manufacturing workpieces
EP3299094A1 (en) * 2016-09-26 2018-03-28 TRUMPF Werkzeugmaschinen GmbH + Co. KG Method for manufacturing a workpiece and stamp handling tool for performing the method
EP3437753A4 (en) * 2016-03-31 2019-10-09 Kabushiki Kaisha Kobe Seiko Sho (Kobe Steel, Ltd.) Mechanical clinch joining component and method for manufacturing same

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101249152B1 (en) * 2010-12-28 2013-03-29 주식회사 포스코 Metalic pattern for flange and method of manufacturing flange using the same
KR101585439B1 (en) 2012-05-09 2016-01-18 현대자동차주식회사 Manufacturing method of tail-gate innerpanel for vehicle

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6331289B2 (en) * 1981-05-29 1988-06-23 Tokyo Shibaura Electric Co
KR0180040B1 (en) * 1991-12-31 1999-05-15 쿠라타 시게루 Parts exchanging device for blow molding apparatus
JPH10305335A (en) * 1997-05-12 1998-11-17 Matsushita Electric Ind Co Ltd Joint of metal plate and device
KR100401618B1 (en) * 2000-12-26 2003-10-11 현대자동차주식회사 Punch press

Cited By (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100774331B1 (en) * 2006-08-17 2007-11-08 현대자동차주식회사 A punch press
KR101134942B1 (en) * 2009-09-30 2012-04-19 주식회사 성우하이텍 Metallic patterns of a simultaneous forming press with clinching
KR101115872B1 (en) * 2009-10-19 2012-02-23 (주)제일포밍 Steel sandwich panel continuous supply method and apparatus for molding machine
KR20160126732A (en) * 2015-04-24 2016-11-02 길엔지니어링(주) pin clinching device for fuel tank of support band manufacturing system
CN105215201A (en) * 2015-11-16 2016-01-06 重庆持恒模具有限公司 Swing bending die
EP3437753A4 (en) * 2016-03-31 2019-10-09 Kabushiki Kaisha Kobe Seiko Sho (Kobe Steel, Ltd.) Mechanical clinch joining component and method for manufacturing same
EP3299093A1 (en) * 2016-09-26 2018-03-28 TRUMPF Werkzeugmaschinen GmbH + Co. KG Method for manufacturing workpieces
EP3299094A1 (en) * 2016-09-26 2018-03-28 TRUMPF Werkzeugmaschinen GmbH + Co. KG Method for manufacturing a workpiece and stamp handling tool for performing the method
US10442038B2 (en) 2016-09-26 2019-10-15 Trumpf Werkzeugmaschinen Gmbh + Co. Kg Methods for the production of workpieces

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