KR101669365B1 - Apparatus for hemming press - Google Patents

Apparatus for hemming press Download PDF

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Publication number
KR101669365B1
KR101669365B1 KR1020150069921A KR20150069921A KR101669365B1 KR 101669365 B1 KR101669365 B1 KR 101669365B1 KR 1020150069921 A KR1020150069921 A KR 1020150069921A KR 20150069921 A KR20150069921 A KR 20150069921A KR 101669365 B1 KR101669365 B1 KR 101669365B1
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KR
South Korea
Prior art keywords
hemming press
press mold
unit
panel
mold unit
Prior art date
Application number
KR1020150069921A
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Korean (ko)
Inventor
신명균
Original Assignee
신명균
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Publication date
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Priority to KR1020150069921A priority Critical patent/KR101669365B1/en
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Publication of KR101669365B1 publication Critical patent/KR101669365B1/en

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    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D39/00—Application of procedures in order to connect objects or parts, e.g. coating with sheet metal otherwise than by plating; Tube expanders
    • B21D39/02—Application of procedures in order to connect objects or parts, e.g. coating with sheet metal otherwise than by plating; Tube expanders of sheet metal by folding, e.g. connecting edges of a sheet to form a cylinder
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D19/00—Flanging or other edge treatment, e.g. of tubes
    • B21D19/08—Flanging or other edge treatment, e.g. of tubes by single or successive action of pressing tools, e.g. vice jaws
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D37/00—Tools as parts of machines covered by this subclass
    • B21D37/10—Die sets; Pillar guides
    • B21D37/12—Particular guiding equipment, e.g. pliers; Special arrangements for interconnection or cooperation of dies

Abstract

The hemming press apparatus according to the present invention comprises a guide rail, first to fourth hemming press mold units, a pressurizing unit, a support panel, and a panel transfer unit, A pressing process can be performed. Further, the time and cost required for the hemming press process can be reduced, and a hemming press device that can increase the spatial efficiency, unlike the conventional four hemming press devices, can be provided.

Description

[0001] APPARATUS FOR HEMMING PRESS [0002]

The present invention relates to a hemming press device.

The hemming press process is a process for machining a curved metal panel such as a door, a hood and a trunk of an automobile. The hemming press process includes two metal panels, paner is folded and folded. According to the Hemming press process, two overlapping metal panels can be joined without additional welding. An apparatus for performing such a hemming press process is referred to as a hemming press apparatus.

The hemming press process consists of a three-step process such as flanging, pre-hemming and main hemming, wherein the three-step process can be performed inside a pair of mold presses arranged to face each other have.

In a general hemming press apparatus, a pair of mold presses arranged to face each other are arranged in the vertical direction. That is, the outer panel of the metal panel to be subjected to the hemming press process is disposed on the lower mold, the inner panel is disposed on the outer panel, the upper mold is moved in the gravity direction to press the metal panel and the lower mold, A method of bending and punching the end portion has been used.

In addition, a hemming press process can be performed on only one metal panel in accordance with the execution of a single hemming press process, or even a hemming press device having a plurality of hemming press die units can be provided with the same metal mold, There has been a problem that the hemming press process can not be simultaneously performed on the panel. Therefore, the time and cost required for the hemming press process are very large, and the number of metal panels that can be produced in a limited space has been limited.

On the other hand, as consumers enter the modern world, consumers are increasingly purchasing automobiles, taking into consideration not only the performance required but also the appearance of their appearance. Therefore, the appearance of the car plays an important role in purchasing.

Metal panels that have undergone the Hemming press process can have a significant impact on the appearance of such an automobile. Accordingly, there is a growing need for a hemming press device capable of providing a variety of metal panels in a limited space, at a short time and at a low cost in accordance with the needs of diversified consumers.

The present invention seeks to provide a hemming press apparatus capable of using a more efficient space and reducing time and cost.

It is to be understood that both the foregoing general description and the following detailed description are exemplary and explanatory and are not intended to limit the invention to the precise form disclosed. It can be understood.

A hemming press apparatus according to an embodiment of the present invention includes a pair of guide rails arranged to be parallel to a ground surface and reciprocating along guide rails and arranged to face each other to perform a hemming press process on the first panel, A pair of second hemming press mold units reciprocally moved along the hemming press mold unit and the guide rail and disposed opposite to each other to perform a hemming press process on a second panel having a shape different from that of the first panel, A pair of third Hemming press mold units reciprocally moved to reciprocate and arranged to face each other to perform a hemming press process on a third panel having a different shape from each of the first panel and the second panel, In order to perform a hemming press process on a fourth panel having a different shape from each of the first panel, the second panel and the third panel, A second hemming press mold unit, a third hemming press mold unit, and a fourth hemming press mold unit, which are disposed along a direction parallel to the guide rails, The second hemming press mold unit, the third hemming press mold unit, and the fourth hemming press mold unit, which apply force along the direction parallel to the paper surface or release the applied force A support panel for supporting the first Hemming press mold unit, the second Hemming press mold unit, the fourth Hemming press mold unit and the fourth Hemming press mold unit which are disposed opposite to the pressurizing unit and pressed by the press unit, The first hemming press mold unit, the second hemming press mold unit, the third hemming press mold unit, and the fourth hemming press mold unit, Provides a board or panel and the fourth panel includes a transfer unit that can be removed.

In this case, the pressurizing unit may include a plurality of pressing means for pressing the first Hemming press mold unit, the second Hemming press mold unit, the third Hemming press mold unit, and the fourth Hemming press mold unit at a plurality of points. The pressurizing unit may be a hydraulic cylinder or a knuckle press.

According to the first and second embodiments of the present invention, each of the first Hemming press mold unit and the second Hemming press mold unit is disposed at the top of each of the third Hemming press mold unit and the fourth Hemming press mold unit .

The panel transfer unit for transferring the first panel and the second panel of the panel transfer units includes a guide rail upper part for reciprocating the first hemming press mold unit and the second hemming press mold unit, And the panel transfer unit for transferring the third panel and the fourth panel among the panel transfer units may be disposed on the ground.

On the other hand, according to the third embodiment of the present invention, the first Hemming press mold unit, the second Hemming press mold unit, the third Hemming press mold unit and the fourth Hemming press mold unit are mounted on the same guide rail And can be arranged in a line so that they can be reciprocated.

According to the present invention, it is possible to provide a hemming press apparatus capable of performing a hemming press process on four different panels even in a space having an area or height restriction. Therefore, the time and cost required for the hemming press process can be reduced, and a hemming press device that can increase the spatial efficiency, unlike the conventional four hemming press devices, can be provided.

1 is a perspective view of a hemming press apparatus according to a first embodiment of the present invention.
2 is a side view of the hemming press device according to the first embodiment of the present invention.
3 is a front view of the hemming press apparatus according to the first embodiment of the present invention.
4 is a perspective view of a hemming press apparatus according to a second embodiment of the present invention.
5 is a side view of a hemming press apparatus according to a second embodiment of the present invention.
6 is a front view of a hemming press apparatus according to a second embodiment of the present invention.
7 is a perspective view of a hemming press apparatus according to a third embodiment of the present invention.
8 is a side view of a hemming press apparatus according to a third embodiment of the present invention.

Hereinafter, embodiments of the present invention will be described in detail with reference to the accompanying drawings. In the following description of the present invention, the well-known functions or constructions are not described in order to simplify the gist of the present invention.

In order to clearly illustrate the present invention, parts that are not related to the description are omitted, and the same or similar components are denoted by the same reference numerals throughout the specification. In addition, since the sizes and thicknesses of the respective components shown in the drawings are arbitrarily shown for convenience of explanation, the present invention is not necessarily limited thereto.

FIG. 1 is a perspective view of a hemming press apparatus 1000 according to a first embodiment of the present invention, FIG. 2 is a side view of a hemming press apparatus 1000 according to a first embodiment of the present invention, and FIG. 1 is a front view of the hemming press apparatus 1000 according to the first embodiment. FIG. 4 is a perspective view of a hemming press apparatus 1000 according to a second embodiment of the present invention, FIG. 5 is a side view of a hemming press apparatus 1000 according to a second embodiment of the present invention, and FIG. 11 is a front view of the hemming press apparatus 1000 according to the second embodiment. FIG. 7 is a perspective view of a hemming press apparatus 1000 according to a third embodiment of the present invention, and FIG. 8 is a side view of a hemming press apparatus 1000 according to a third embodiment of the present invention.

Hereinafter, the hemming press apparatus 1000 including the first to third embodiments of the present invention will be described with reference to FIGS. 1 to 8. FIG.

According to one embodiment of the present invention, a hemming press apparatus (not shown) including a guide rail 100, first through fourth Hemming press mold units 200, a pressurizing unit 300, a support panel 400 and a panel transfer unit 1000) is provided.

The guide rails 100 are arranged side by side so that the first through fourth hemming press mold units 200 according to the present embodiment form a path so that they can be reciprocated along the guide rails 100 do.

When the first through fourth Hemming press mold units 200 reciprocate in the direction parallel to the paper surface, the first through fourth Hemming press mold units 200, (200).

The first through fourth hemming press mold units 200 according to the present embodiment may be reciprocally moved on the guide rail 100 using a member such as a screw bearing, but the present invention is not limited thereto. Therefore, members that can reciprocate the first through fourth Hemming press mold units 200 along the guide rails 100 forming a constant path may be included in the scope of the present invention.

The first hemming press mold unit 210 is composed of a pair of molds reciprocally moved along the guide rail 100 and disposed opposite to each other. According to the present embodiment, a first panel can be interposed between the pair of first Hemming press mold units 210, and the first hemming press mold unit 210 presses the first panel, Process.

The second hemming press mold unit 220 is composed of a pair of molds reciprocally moved along the guide rail 100 in a direction parallel to the paper surface and arranged opposite to each other like the first hemming press mold unit 210.

At this time, the second hemming press mold unit 220 according to the present embodiment may be formed of a mold different from the first hemming press mold unit 210. In other words, the second panel interposed between the second hemming press mold units 220 and the first panel interposed between the first hemming press mold units 210 may have different shapes. Therefore, according to the hemming press apparatus 1000 of the present embodiment, the hemming press process can be performed on a plurality of panels having different shapes even in a single operation, which is more economical and efficient.

The third hemming press mold unit 230 also reciprocates along the guide rail 100 in a direction parallel to the paper surface and is disposed opposite to the first hemming press mold unit 210 in the same manner as the first Hemming press mold unit 210 and the second Hemming press mold unit 220 The third hemming press mold unit 230 is also made of a mold different from the first hemming press mold unit 210 and the second hemming press mold unit 220 as described above .

The fourth hemming press mold unit 240 is also made of a pair of molds which reciprocate along the guide rails 100 in a direction parallel to the paper surface and are arranged to face each other as in the first to third Hemming press mold units 230 . The fourth hemming press mold unit 240 is also made of a mold different in shape from the first through third hemming press mold units 230 as described above.

Therefore, the hemming press apparatus 1000 according to the present embodiment can perform the hemming press process on the first to fourth panels having different shapes. Therefore, time and cost can be reduced, and spatial efficiency can be increased, unlike the conventional case where four different hemming press apparatuses 1000 are required.

The first to fourth panels of the present embodiment may be a plurality of metal panels arranged so as to overlap with each other, and may have the same structure as a door, a hood and a trunk portion of an automobile through a hemming press process.

The pressurizing unit 300 is disposed along a direction parallel to the guide rail 100, and reciprocates in a direction parallel to the ground. The first to fourth Hemming press mold units 200 are subjected to the hemming press process by removing the external force or the external force applied to the first to fourth Hemming press mold units 200 by the reciprocating movement of the pressurizing unit 300 Can be performed.

The pressurizing unit 300 according to the present embodiment may be a hydraulic press for linearly reciprocating the plunger or the piston using the fluid pressure, or a knuckle press for applying a predetermined stroke using a slide.

The embodiment of the present invention is not limited to the number of the pressing unit 300 and the pressing means for pressing the first to fourth Hemming press mold units 200. The first to fourth Hemming press mold units 200 The present invention can be embodied in the scope of the present invention.

Further, the position of the point where the pressing means is pressed and the number of the pressing units 300 can be varied in various ways such as the shape of the hemming press mold unit, the size of the pressing unit 300, and the distance between the pressing unit 300 and the hemming press mold unit And the embodiments of the present invention are not limited thereto.

Although not shown in the drawings, a driving unit for driving the pressing unit 300 from the outside may be further included for reciprocating movement of the pressing unit 300.

The support panel 400 according to the present embodiment is disposed so as to face the pressurizing unit 300 with the first through fourth Hemming press mold units 200 therebetween so that the pressurizing unit 300 can press the first to fourth hemming And supports and fixes the entire hemming press apparatus 1000 so as not to move while pressing the press mold unit 200.

At this time, although not shown in the drawings, the hemming press apparatus 1000 according to a modification of the embodiment may further include a pressure panel.

The pressure panel is disposed between the pressure unit 300 and the support panel 400 so as to be opposed to the support panel 400 and the pressure unit 300 is directly connected to the pressure panel 300, To the first through fourth Hemming press mold units 200, respectively.

That is, the pressure panel according to the present modification may function as a pressure plate while the pressurizing unit 300 presses the first to fourth Hemming press mold units 200.

Meanwhile, the panel transfer unit (not shown) according to the present embodiment is a unit that can provide or remove the first to fourth panels respectively to the first to fourth Hemming press mold units 200, Four pieces may be provided so as to transmit the first to fourth panels to the fourth hemming press mold unit 200. [ Of course, the number of panel delivery units may vary depending on the type and number of hemming press mold units and panels provided.

Although not shown in the drawing, the panel transfer unit according to the present embodiment may be an arm-type robot, but is not limited thereto. The arrangement of the panel transfer unit will be described later in the description of the first to third embodiments of the present invention.

Hereinabove, each of the components included in the hemming press apparatus 1000 according to an embodiment of the present invention has been described. Hereinafter, the first to third embodiments of the present invention will be described.

According to the first embodiment of the present invention shown in Figs. 1 to 3 and the second embodiment of the present invention shown in Figs. 4 to 6, the hemming press according to the first embodiment and the second embodiment of the present invention, The apparatus 1000 may have a multi-layer structure, for example a two-layer structure as shown in Figs. 1 to 6.

1 to 3, the first hemming press mold unit 210 and the second hemming press mold unit 220 are disposed at the second floor, The third hemming press mold unit 230 and the fourth hemming press mold unit 240 can be reciprocated by the rail 100 and can be reciprocated by the same guide rail 100 have.

1 to 3, the first hemming press mold unit 210 and the second hemming press mold unit 220 and the third hemming press mold unit 230 of the first layer, as shown in FIGS. 1 to 3, And the fourth hemming press mold unit 240 may be respectively pressed by a single pressurizing unit 300.

That is, the end of the joining unit 300 is provided with a pressing rod for pressing the second hemming press mold unit 220 and the fourth hemming press mold unit 240, respectively. Force can be transmitted to the first Hemming press mold unit 210, the second Hemming press mold unit 220, the third Hemming press mold unit 230 and the fourth Hemming press mold unit 240, respectively. Therefore, the pressurizing unit 300 of this embodiment can perform a hemming press process on two panels in a single operation, that is, an operation corresponding to one stroke.

Although not shown, the two pressing units 300 are disposed to form the first hemming press mold unit 210 and the second hemming press mold unit 220, respectively, of the two-layer portion and the third hemming press mold 300, Unit 230 and the fourth Hemming press mold unit 240 may be pressed.

The panel transfer unit for providing and removing the first and second panels to the first and second hemming press mold units 210 and 220 includes a first hemming press mold unit 210 and a second hemming press mold unit 220. [ The second hemming press mold unit 220 may be disposed above the guide rail 100 to which the second hemming press mold unit 220 is coupled. The panel transfer unit for providing and removing the third panel and the fourth panel in each of the third hemming press mold unit 230 and the fourth hemming press mold unit may be disposed on the ground.

Thus, according to the present embodiment, a hemming press apparatus 1000 including two panel transfer units, such as a panel transfer unit disposed on the top of the guide rail 100 and a panel transfer unit disposed on the ground, have. 4 to 6, the first hemming press mold unit 210 and the second hemming press mold unit 220, which are disposed in the two-layered structure, are provided on different guide rails 100 So that they can be reciprocated by means of a pair of side walls. The third Hemming press mold unit 230 is disposed below the first Hemming press mold unit 210 and the fourth Hemming press mold unit is disposed below the second Hemming press mold unit 220 in the first floor part.

According to this embodiment, as shown in Figs. 4 to 6, the first hemming press mold unit 210 and the second hemming press mold unit 220 of the two-layer portion and the third hemming press mold unit 230 and the fourth hemming press mold unit 240 can be pressed by a single pressurizing unit 300, respectively.

The second hemming press mold unit 220, the third hemming press mold unit 230 and the fourth Hemming press mold unit 240 are respectively pressed to the end of the joining unit 300, The force of the pressing unit 300 is applied to the first hemming press mold unit 210, the second hemming press mold unit 220, the third hemming press mold unit 230, And the fourth hemming press mold unit 240, respectively. Therefore, the pressurizing unit 300 of the present embodiment can perform the hemming press process on four panels in a single operation, that is, an operation corresponding to one stroke.

Although not shown, similarly to the first embodiment, four pressing units 300 are disposed to form a first hemming press mold unit 210 and a second hemming press mold unit 220, The third hemming press mold unit 230 and the fourth hemming press mold unit 240 in the first layer portion may be pressed.

In the hemming press apparatus 1000 according to the second embodiment, similarly to the first embodiment, the first and second panels are provided to the first hemming press mold unit 210 and the second hemming press mold unit 220, respectively And the panel transfer unit for removing can be disposed on each of the guide rails 100 to which the first hemming press mold unit 210 and the second hemming press mold unit 220 are respectively coupled, The panel transfer unit for providing and removing the third panel and the fourth panel to the unit 230 and the fourth Hemming press mold unit may be disposed on both sides of the hemming press apparatus 1000 of the present embodiment.

Therefore, according to the present embodiment, the panel transfer unit for transferring the first panel disposed on the upper portion of each guide rail 100 and the panel transfer unit for transferring the second panel, the one side of the hemming press apparatus 1000 A hemming press apparatus including four panel transfer units, such as a panel transfer unit disposed on the ground to transfer the third panel and a panel transfer unit disposed on the other surface of the hemming press apparatus 1000 for transferring the fourth panel, (1000) may be provided.

In the case of the hemming press apparatus 1000 having a two-layer structure as in the first and second embodiments of the present invention, the hemming press process is performed on four different panels by a single operation even in a narrow space So that more efficient operation is possible.

7 and 8, unlike the first embodiment and the second embodiment, the first through fourth Hemming press mold units 200 are provided on the same guide rail 100, As shown in FIG.

7 and 8, the first to fourth Hemming press mold units 200 may be pressed to one pressurizing unit 300. In this embodiment,

Although not shown, a plurality of pressurizing units 300 may be disposed to press the first through fourth Hemming press mold units 200 at a plurality of points at a time. Also in this embodiment, as in the first and second embodiments, the panel transfer unit is positioned above the guide rail 100, or located on the ground, and the first to fourth Hemming press mold units 200 are provided with the first, The fourth panel may be provided and removed, respectively.

Although not shown in the drawing, the pressurizing unit 300 includes a first hemming press mold unit 210, a second hemming press mold unit 220, a third hemming press mold unit 230, and a fourth hemming press mold unit 220. [ For example, four hydraulic cylinders, for pressing the hydraulic cylinder 240 at a plurality of points, for example, four points.

That is, four hydraulic cylinders as pressure means can be provided on the four corners of the first through fourth Hemming press mold units 200, respectively, so that the first through fourth Hemming press mold units 200 have a more uniform load So that it can be stably pressed.

In this case, the panel transfer unit according to the present embodiment may be formed as a single unit to transfer the first to fourth panels to each of the first to fourth Hemming press mold units 200, The first to fourth Hemming press mold units 200 may be provided or removed by the panel transfer unit.

In the case of the hemming press apparatus 1000 according to the third embodiment, the hemming press process can be performed on four different panels by a single operation in a space having a height restriction, thereby enabling more efficient operation .

The first to third embodiments of the present invention have been described above. According to the embodiments of the present invention, it is possible to provide a hemming press apparatus 1000 capable of performing a hemming press process on four different panels even in a space or an area limited in height. Therefore, the time and cost required for the hemming press process can be reduced, and spatial efficiency can be increased, unlike the conventional case where four different hemming presses 1000 are required.

While the present invention has been particularly shown and described with reference to exemplary embodiments thereof, it is to be understood that the invention is not limited to the disclosed embodiments, but, on the contrary, It is obvious to those who have. Accordingly, it should be understood that such modifications or alterations should not be understood individually from the technical spirit and viewpoint of the present invention, and that modified embodiments fall within the scope of the claims of the present invention.

1000: Hemming press device
100: Guide rail
200: Hemming press mold unit
210: First Hemming Press Mold Unit
220: Second Hemming Press Mold Unit
230: Third Hemming Press Mold Unit
240: Fourth Hemming Press Mold Unit
300: pressure unit
400: Support panel

Claims (6)

A guide rail arranged side by side on the ground;
A pair of first hemming press mold units reciprocally moved along the guide rails and disposed to face each other to perform a hemming press process on the first panel;
A pair of second Hemming press mold units reciprocally moved along the guide rails and disposed opposite to each other to perform a hemming press process on a second panel having a shape different from that of the first panel;
A pair of third Hemming press mold units reciprocally moved along the guide rails and disposed to face each other to perform a hemming press process on a third panel having a shape different from that of the first panel and the second panel;
A pair of fourth hemming members reciprocally moved along the guide rails and arranged to face each other to perform a hemming press process on a fourth panel having a shape different from that of the first panel, Press die unit;
Wherein the second hemming press mold unit, the third hemming press mold unit, and the fourth hemming press mold unit are disposed along a direction parallel to the guide rails, and the first hemming press mold unit, the second hemming press mold unit, To release the applied force;
Wherein the first hemming press mold unit, the second hemming press mold unit, the third hemming press mold unit, and the fourth hemming press mold unit are disposed so as to face each other and are pressed by the press unit A support panel for supporting the first hemming press mold unit, the second hemming press mold unit, the third hemming press mold unit, and the fourth hemming press mold unit; And
Wherein the first hemming press mold unit, the second hemming press mold unit, the third hemming press mold unit, and the fourth hemming press mold unit are provided with the first panel, the second panel, the third panel, And a panel transfer unit capable of providing or removing the panel,
Wherein the guide rail includes a first guide rail and a second guide rail spaced from each other in a lateral direction perpendicular to a moving direction of the first hemming press mold unit,
Wherein the first hemming press mold unit and the third hemming press mold unit are reciprocally coupled to the first guide rail,
Wherein the second hemming press mold unit and the fourth hemming press mold unit are reciprocally coupled to the second guide rail,
Wherein the first hemming press mold unit is disposed on an upper portion of the third hemming press mold unit,
Wherein the second hemming press mold unit is disposed on the upper portion of the fourth hemming press mold unit,
Wherein the panel transfer unit comprises a first panel transfer unit for transferring the first panel, a second panel transfer unit for transferring the second panel, a third panel transfer unit for transferring the third panel, And a fourth panel delivery unit for delivering the panel,
The first panel transfer unit is disposed above the first guide rail,
The second panel transfer unit is disposed on the second guide rail,
The third panel transfer unit and the fourth panel transfer unit are respectively disposed on the ground,
The pressure unit is present singly,
Wherein the first hemming press mold unit, the second hemming press mold unit, the third hemming press mold unit, and the fourth hemming press mold unit are pressed by a single pressurizing unit.
delete The method according to claim 1,
Wherein the pressurizing unit is a hydraulic cylinder or a knuckle press.
delete delete delete
KR1020150069921A 2015-05-19 2015-05-19 Apparatus for hemming press KR101669365B1 (en)

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Application Number Priority Date Filing Date Title
KR1020150069921A KR101669365B1 (en) 2015-05-19 2015-05-19 Apparatus for hemming press

Publications (1)

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Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2001030095A (en) 1999-07-23 2001-02-06 Miyazaki Seisaku Kk Press device
JP2001058295A (en) 1999-08-23 2001-03-06 Honda Motor Co Ltd Forming press device
JP2005081415A (en) * 2003-09-10 2005-03-31 Nissan Motor Co Ltd Sequential press, and sequential pressing method
JP2009056485A (en) 2007-08-31 2009-03-19 Kiyoyuki Hosoda Press system

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2001030095A (en) 1999-07-23 2001-02-06 Miyazaki Seisaku Kk Press device
JP2001058295A (en) 1999-08-23 2001-03-06 Honda Motor Co Ltd Forming press device
JP2005081415A (en) * 2003-09-10 2005-03-31 Nissan Motor Co Ltd Sequential press, and sequential pressing method
JP2009056485A (en) 2007-08-31 2009-03-19 Kiyoyuki Hosoda Press system

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