CN219401847U - Flanging device - Google Patents

Flanging device Download PDF

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Publication number
CN219401847U
CN219401847U CN202320781134.6U CN202320781134U CN219401847U CN 219401847 U CN219401847 U CN 219401847U CN 202320781134 U CN202320781134 U CN 202320781134U CN 219401847 U CN219401847 U CN 219401847U
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boss
pressing plate
die assembly
insert
upper die
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CN202320781134.6U
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Chinese (zh)
Inventor
毛铁成
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BAIC Group ORV Co ltd
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BAIC Group ORV Co ltd
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    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
    • Y02E60/10—Energy storage using batteries

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  • Shaping Metal By Deep-Drawing, Or The Like (AREA)

Abstract

The utility model provides a flanging device, relates to the field of machining, and aims to solve the problem that the size precision of a punched part is poor due to the existing flanging device. The embodiment of the utility model provides a flanging device, which comprises a press, an upper die assembly and a lower die assembly; the upper die assembly comprises an upper die body, an upper pressing plate and a first spring, wherein one side of the upper die body, which faces the lower die assembly, is provided with a first boss and a first connecting area, and the first connecting area is connected with the upper pressing plate through the first spring; the lower die assembly comprises a lower die body, a lower pressing plate and a second spring, wherein one side of the lower die body, which faces the upper die assembly, is provided with a second boss and a second connecting area, and the second connecting area is connected with the lower pressing plate through the second spring; the driving end of the press machine is connected with one end of the upper die body, which is opposite to the lower die assembly. The utility model can improve the flanging size precision of the part.

Description

Flanging device
Technical Field
The utility model relates to the field of machining, in particular to a flanging device.
Background
The stamping process of the automobile outer panel part is completed by drawing, trimming, punching, flanging, shaping and the like, and the flanging process is widely applied to door outer panel parts. The door outer plate is generally thinner in material thickness, poor in rigidity, easy to rebound after flanging, and particularly in places with larger radian at the window frame. The dimensional accuracy of the parts and the matching consistency of the edge covering assembly are directly affected after rebound, and along with the increasing requirements of users on the perceived quality and the dimensional matching consistency, the influence on the edge covering assembly can be reduced only by ensuring the dimensional accuracy of the punched parts, so that the control of the rebound of the flanging of the door outer plate is particularly important. But the existing flanging device has poor control on the rebound of parts, so that the dimensional accuracy of stamped parts is poor.
Disclosure of Invention
The embodiment of the utility model provides a flanging device, which has poor control on the rebound of parts, so that the dimensional accuracy of punched parts is poor, and in order to solve the problems, the embodiment of the utility model adopts the following technical scheme:
the embodiment of the utility model provides a flanging device, which comprises: the upper die assembly and the lower die assembly are oppositely arranged;
the upper die assembly comprises an upper die body, an upper pressing plate and a first spring, a first boss and a first connecting area are arranged on one side, facing the lower die assembly, of the upper die body, the first connecting area is connected with the upper pressing plate through the first spring, a gap is reserved between the first boss and the upper pressing plate, and the distance between the first boss and the lower die assembly is smaller than the distance between the first connecting area and the lower die assembly;
the lower die assembly comprises a lower die body, a lower pressing plate and a second spring, a second boss and a second connecting area are arranged on one side, facing the upper die assembly, of the lower die body, the second connecting area is connected with the lower pressing plate through the second spring, the first boss is opposite to the lower pressing plate, the second boss is opposite to the upper pressing plate, a gap is reserved between the second boss and the lower pressing plate, and the distance between the second boss and the upper die assembly is smaller than the distance between the second connecting area and the upper die assembly;
the driving end of the press machine is connected with one end of the upper die body, which is opposite to the lower die assembly.
In the embodiment of the utility model, the flanging device clamps the part to be flanged through the upper die body and the lower pressing plate in the flanging process, the part to be flanged is formed in a clamping state, the stress is uniform when the part to be flanged is flanged, and the rebound of the part is controlled by controlling the flow of the part, so that the flanging force of the upper die body is larger and acts on the whole flanging process more uniformly and stably, the flanging dimensional accuracy of the part is improved, and meanwhile, the quality of the edge covering assembly is higher.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings that are needed in the description of the embodiments of the present utility model will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present utility model, and other drawings may be obtained according to these drawings without inventive effort to a person of ordinary skill in the art.
Fig. 1 is a schematic structural diagram of an upper die assembly and a lower die assembly according to an embodiment of the present utility model.
Detailed Description
For the purpose of making the objects, technical solutions and advantages of the embodiments of the present utility model more apparent, the technical solutions of the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model, and it is apparent that the described embodiments are some embodiments of the present utility model, but not all embodiments of the present utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Unless defined otherwise, technical or scientific terms used herein should be given the ordinary meaning as understood by one of ordinary skill in the art to which this utility model belongs. The terms "first," "second," and the like, as used herein, do not denote any order, quantity, or importance, but rather are used to distinguish one element from another. "upper", "lower", "left", "right", etc. are used merely to indicate a relative positional relationship, which changes accordingly when the absolute position of the object to be described changes.
Referring to fig. 1, fig. 1 is a schematic structural diagram of an upper die assembly and a lower die assembly according to an embodiment of the present utility model, where the flanging device includes a press, an upper die assembly 100, and a lower die assembly 200, as shown in fig. 1, the upper die assembly 100 is disposed opposite to the lower die assembly 200;
the upper die assembly 100 comprises an upper die body 110, an upper pressing plate 120 and a first spring 130, wherein a first boss 140 and a first connection area 150 are arranged on one side of the upper die body 110 facing the lower die assembly 200, the first connection area 150 is connected with the upper pressing plate 120 through the first spring 130, a gap is arranged between the first boss 140 and the upper pressing plate 120, and the distance between the first boss 140 and the lower die assembly 200 is smaller than the distance between the first connection area 150 and the lower die assembly 200;
the lower die assembly 200 comprises a lower die body 210, a lower pressing plate 220 and a second spring 230, wherein a second boss 240 and a second connection area 250 are arranged on one side of the lower die body 210 facing the upper die assembly 100, the second connection area 250 is connected with the lower pressing plate 220 through the second spring 230, the first boss 140 is arranged opposite to the lower pressing plate 220, the second boss 240 is arranged opposite to the upper pressing plate 120, a gap is reserved between the second boss 240 and the lower pressing plate 220, and the distance between the second boss 240 and the upper die assembly 100 is smaller than the distance between the second connection area 250 and the upper die assembly 100;
the driving end of the press is connected to an end of the upper die body 110 opposite to the lower die assembly 200.
Specifically, the flanging device may be a device for flanging a hole edge or an outer edge on a sheet material into a trimming edge, the press may be a device for driving the upper die assembly 100 to punch downwards to finish flanging, the upper die assembly 100 and the lower die assembly 200 may be disposed opposite to each other with respect to a part 300 to be flanged, the upper pressing plate 120 may be a part for pressing the part 300 to be flanged to control material flow, the first boss 140 may be a portion of the upper die body 110 protruding toward the lower die assembly 200, and the second boss 240 may be a portion of the lower die body 210 protruding toward the upper die assembly 100;
the first spring 130 connects the upper die body 110 and the upper pressing plate 120, and in the process that the driving end of the press drives the upper die body 110 to move downwards, the upper pressing plate 120 moves downwards together until the upper pressing plate 120 contacts with the part 300 to be turned placed on the lower die body 210, the upper pressing plate 120 stops moving downwards, and the press continues to drive the upper die body 110 to move downwards and compresses the first spring 130;
under the condition that the second spring 230 is in a released state, one side of the lower pressing plate 220 facing the upper die body 110 is flush with the second boss 240, the part 300 to be turned is placed on the lower pressing plate 220 and the second boss 240, after the upper die body 110 moves downwards to be contacted with the part 300 to be turned placed on the lower pressing plate 220, the second spring 230 is compressed, and the upper die body 110 and the lower pressing plate 220 clamp the part 300 to be turned and drive the part 300 to be turned to move downwards together to finish turning.
In the embodiment of the utility model, the flanging device clamps the part 300 to be flanged through the upper die body 110 and the lower pressing plate 220 in the flanging process, the part 300 to be flanged is formed in a clamping state, the stress is uniform when the part 300 to be flanged is flanged, and the rebound of the part is controlled by controlling the flow of the part, so that the flanging force of the upper die body 110 is larger and acts on the whole flanging process more uniformly and stably, the flanging dimensional precision of the part is improved, and the quality of the edge covering assembly is higher.
Optionally, the lower die assembly 200 further includes a first limiting block 221, where the first limiting block 221 is connected to an end surface of the lower pressing plate 220 facing one end of the first boss 140;
when the press drives the first boss 140 to move to contact with the first limiting block 221, the distance between the first boss 140 and the lower pressing plate 220 is matched with the thickness of the part 300 to be turned.
Specifically, the first limiting block 221 may be a rigid limiting block, configured to prevent a movement stroke of the press driving the first boss 140 to move beyond a position where the first limiting block 221 is located, and the first limiting block 221 may be fixedly connected with an end surface of the lower pressing plate 220 facing one end of the first boss 140 through a screw.
In the embodiment of the present utility model, the flanging device is configured to set the first limiting block 221 so that, when the first boss 140 and the lower pressing plate 220 clamp the part 300 to be flanged, the distance between the first boss 140 and the lower pressing plate 220 is matched with the thickness of the part 300 to be flanged, thereby avoiding the part 300 to be flanged from being damaged.
Optionally, the first limiting block 221 is close to a side of the lower pressing plate 220 away from the second boss 240.
Specifically, as shown in fig. 1, the first limiting block 221 may be disposed on a side of the lower pressing plate 220 away from the second boss 240, and in this embodiment of the present utility model, the first limiting block 221 is close to a side of the lower pressing plate 220 away from the second boss 240, so as to ensure that a side of the lower pressing plate 220 close to the second boss 240 is used for placing the part 300 to be turned.
Optionally, the upper die assembly 100 further includes a second limiting block 111, where the second limiting block 111 is connected to an end surface of the upper pressing plate 120 opposite to one end of the second boss 240; the second limiting block 111 is spaced from the first spring 130.
Specifically, as shown in fig. 1, the second limiting block 111 may be a rigid limiting block, configured to prevent a movement stroke of the upper die body 110 when moving in a direction where the upper pressing plate 120 is located from exceeding a position where the second limiting block 111 is located, where the second limiting block 111 may be fixedly connected with an end surface of the upper pressing plate 120 opposite to one end of the second boss 240 through a screw, and the second limiting block 111 is located at a certain distance from a position of the first spring 130.
In the embodiment of the present utility model, by providing the second limiting block 111, the flanging device ensures that the first spring 130 is not excessively compressed under the condition of being compressed by the upper die body 110, so as to avoid the first spring 130 from being damaged.
Optionally, the lower die assembly 200 further includes a third limiting block 222, where the third limiting block 222 is connected to an end surface of the lower pressing plate 220 opposite to one end of the first boss 140; the third limiting block 222 is spaced from the second spring 230.
Specifically, as shown in fig. 1, the third limiting block 222 may be a rigid limiting block, configured to prevent a movement stroke of the lower pressing plate 220 when moving in a direction where the lower die body 210 is located from exceeding a position where the third limiting block 222 is located, where the third limiting block 222 may be fixedly connected with an end surface of the lower pressing plate 220 opposite to one end of the first boss 140 through a screw, and the third limiting block 222 is located at a certain distance from a position of the second spring 230.
In the embodiment of the present utility model, by providing the third limiting block 222, the flanging device ensures that the second spring 230 is not excessively compressed under the condition of being compressed by the lower pressing plate 220, so as to avoid the second spring 230 from being damaged.
Optionally, the first boss 140 includes a first connecting block 141 and a first insert 142, the first insert 142 is fixedly connected with a side of the first connecting block 141 facing the upper pressing plate 120, and the first insert 142 is located at a side of the first connecting block 141 facing the lower pressing plate 220.
Specifically, the first insert 142 may be a relatively rigid flange insert for stamping the part 300 to be flanged, and flanging the hole edge or the outer edge of the flange part to a whole edge, where the first insert 142 is disposed on a side of the first connecting block 141 facing the upper pressing plate 120, and on a side of the first connecting block 141 facing the lower pressing plate 220.
In the embodiment of the present utility model, the flanging device is configured to perform flanging on the part 300 to be flanged by setting the first insert 142, so that the first insert 142 is convenient to detach and replace, and when the first insert 142 is damaged, only the first insert 142 can be replaced without discarding the whole device.
Optionally, the distance between the first connecting block 141 and the upper pressing plate 120 is greater than the thickness of the part 300 to be turned.
Specifically, the part to be turned 300 may be a sheet metal part, and the distance between the first connecting block 141 and the upper pressing plate 120 is greater than the thickness of the part to be turned 300, and the first insert 142 may protrude toward the upper pressing plate 120 with respect to the first connecting block 141.
In the embodiment of the present utility model, the distance between the first connecting block 141 and the upper pressing plate 120 is greater than the thickness of the part 300 to be turned, so that the material for manufacturing the upper die body 110 can be saved, the manufacturing cost of the flanging device can be reduced, and meanwhile, unnecessary friction between the first connecting block 141 and the upper pressing plate 120 can be avoided.
Optionally, the minimum distance between the first insert 142 and the upper pressing plate 120 is matched with the thickness of the part 300 to be turned, and the minimum distance between the first insert 142 and the second boss 240 is matched with the thickness of the part 300 to be turned.
In particular, the minimum distance between the first insert 142 and the upper platen 120 may be the distance between the end of the first insert 142 near the part 300 to be turned and the upper platen 120,
the minimum distance between the first insert 142 and the second boss 240 may be a distance between an end of the first insert 142 near the part 300 to be turned and the second boss 240,
in the embodiment of the present utility model, the minimum distance between the first insert 142 and the upper pressing plate 120 of the flanging device and the minimum distance between the first insert 142 and the second boss 240 are the same as the thickness of the part 300 to be flanged, so that the flanging force of the first insert 142 uniformly acts on the part 300 to be flanged in the whole flanging process, thereby making the dimensional accuracy of the part higher.
Optionally, the second boss 240 includes a second connection block and a second insert, where the second insert is fixedly connected to a side of the second connection block facing the lower pressing plate 220, and the second insert is located on a side of the second connection block facing the upper pressing plate 120.
Specifically, the second insert is used for placing the part 300 to be turned, the upper pressing plate 120 and the second insert compress the part 300 to be turned, movement of the part 300 to be turned is prevented, the second insert is arranged on one side of the second connecting block, which faces the lower pressing plate 220, and one side of the second connecting block, which faces the upper pressing plate 120.
In the embodiment of the utility model, the flanging device is convenient to detach and replace by arranging the second connecting block and the second insert, and when the second insert is damaged, only the second insert can be replaced without discarding the whole device.
Optionally, the distance between the second connection block and the lower pressing plate 220 is greater than the thickness of the part 300 to be turned.
Specifically, the distance between the second connecting block and the lower pressing plate 220 is greater than the thickness of the part 300 to be turned, and the second insert may protrude toward the lower pressing plate 220 relative to the second connecting block.
In the embodiment of the present utility model, the distance between the second connection block and the lower pressing plate 220 is greater than the thickness of the part 300 to be turned, so that the material for manufacturing the lower die body 210 can be saved, the manufacturing cost of the turn-ups is reduced, and meanwhile, unnecessary friction between the second connection block and the lower pressing plate 220 can be avoided.
In the several embodiments provided by the present utility model, it should be understood that, in this document, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising … …" does not exclude the presence of other like elements in a process, method, article or apparatus that comprises the element.
The embodiments of the present utility model have been described above with reference to the accompanying drawings, but the present utility model is not limited to the above-described embodiments, which are merely illustrative and not restrictive, and those skilled in the art, having the benefit of this disclosure, may make several improvements and modifications without departing from the principles of the utility model described herein, and the improvements and modifications are also considered within the scope of the utility model.

Claims (10)

1. A flanging device, characterized by comprising: the upper die assembly and the lower die assembly are oppositely arranged;
the upper die assembly comprises an upper die body, an upper pressing plate and a first spring, a first boss and a first connecting area are arranged on one side, facing the lower die assembly, of the upper die body, the first connecting area is connected with the upper pressing plate through the first spring, a gap is reserved between the first boss and the upper pressing plate, and the distance between the first boss and the lower die assembly is smaller than the distance between the first connecting area and the lower die assembly;
the lower die assembly comprises a lower die body, a lower pressing plate and a second spring, a second boss and a second connecting area are arranged on one side, facing the upper die assembly, of the lower die body, the second connecting area is connected with the lower pressing plate through the second spring, the first boss is opposite to the lower pressing plate, the second boss is opposite to the upper pressing plate, a gap is reserved between the second boss and the lower pressing plate, and the distance between the second boss and the upper die assembly is smaller than the distance between the second connecting area and the upper die assembly;
the driving end of the press machine is connected with one end of the upper die body, which is opposite to the lower die assembly.
2. The flanging apparatus of claim 1, wherein the lower die assembly further comprises a first stopper connected to an end surface of the lower blanking plate that faces toward the first boss;
when the press machine drives the first boss to move to be in contact with the first limiting block, the distance between the first boss and the lower pressing plate is matched with the thickness of the part to be turned.
3. The flanging apparatus of claim 2, wherein the first stopper is adjacent to a side of the lower pressure plate that is remote from the second boss.
4. The flanging apparatus of claim 1, wherein the upper die assembly further comprises a second stopper connected to an end surface of the upper platen opposite to the second boss; the second limiting block is arranged at intervals with the first spring.
5. The flanging apparatus of claim 1, wherein the lower die assembly further comprises a third stopper connected to an end surface of the lower pressure plate opposite to the first boss; the third limiting block is arranged at intervals with the second spring.
6. The flanging apparatus of claim 1, wherein the first boss comprises a first connecting block and a first insert, wherein the first insert is fixedly connected with the first connecting block toward a side of the upper platen, and wherein the first insert is positioned on a side of the first connecting block toward the lower platen.
7. The flanging apparatus of claim 6, wherein a distance between the first connecting block and the upper pressure plate is greater than a thickness of a part to be flanged.
8. The flanging apparatus of claim 6, wherein a minimum distance between the first insert and the upper platen is matched to a thickness of a part to be flanged, and a minimum distance between the first insert and the second boss is matched to a thickness of the part to be flanged.
9. The flanging apparatus of claim 1, wherein the second boss comprises a second connection block and a second insert, wherein the second insert is fixedly connected with a side of the second connection block facing the lower platen, and wherein the second insert is located at a side of the second connection block facing the upper platen.
10. The flanging apparatus of claim 9, wherein a distance between the second connection block and the lower-pressure plate is greater than a thickness of a part to be flanged.
CN202320781134.6U 2023-04-10 2023-04-10 Flanging device Active CN219401847U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202320781134.6U CN219401847U (en) 2023-04-10 2023-04-10 Flanging device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202320781134.6U CN219401847U (en) 2023-04-10 2023-04-10 Flanging device

Publications (1)

Publication Number Publication Date
CN219401847U true CN219401847U (en) 2023-07-25

Family

ID=87237909

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202320781134.6U Active CN219401847U (en) 2023-04-10 2023-04-10 Flanging device

Country Status (1)

Country Link
CN (1) CN219401847U (en)

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