Stamping device and sheet metal part production line

Abstract

The utility model discloses a stamping device and a sheet metal part production line, in the stamping device, a punch is arranged on a first stamping surface in a penetrating manner, and a punched hole matched with the punch is formed in a second stamping surface, so that when the stamping device works, a sheet metal part can be placed between a first stamping die and a second stamping die; under the action of external force, the first stamping die and the second stamping die can get close to each other, so that the first stamping face can be matched with the second stamping face to stamp the sheet metal part, and in the process that the first stamping face is matched with the second stamping face to stamp the sheet metal part, the punch can stamp a positioning hole in the sheet metal part. Therefore, the stamping device can complete punching of the positioning holes in the sheet metal part while conducting stamping forming on the sheet metal part.

Description

TECHNICAL FIELD

[0001] The utility model relates to sheet metal stamping equipment technical field, especially stamping device and sheet metal production line. BACKGROUND

[0002] The product processed by sheet metal industry is called sheet metal part.

[0003] In the manufacturing process of part of sheet metal, usually need first in the stamping station utilize the punch press to the sheet metal part and stamp, to stamp out the specific shape on the sheet metal part, need then in the die cutting station utilize the die cutting machine to the sheet metal part after stamping and cut, to remove the excess part on the sheet metal part.

[0004] In order to facilitate the positioning of the sheet metal when cutting, usually need to set up the punching station between the stamping station and the die cutting station, to punch the positioning hole on the sheet metal after stamping, correspondingly, the setting of the punching station makes the overall process of the sheet metal production line more complicated. SUMMARY

[0005] The utility model discloses a stamping device and sheet metal production line, and the stamping device can punch the positioning hole on the sheet metal when stamping the sheet metal.

[0006] The stamping device comprises a first stamping die and a second stamping die, the first stamping die is provided with a first stamping surface, and a punch is arranged on the first stamping surface; the second stamping die is provided with a second stamping surface, and a punch hole is formed in the second stamping surface, the punch hole is matched with the punch, under the action of an external force, the first stamping die and the second stamping die can approach each other, so that the first stamping surface cooperates with the second stamping surface to stamp the sheet metal, and the punch punches a positioning hole on the sheet metal.

[0007] The stamping device has the following beneficial effects: in the stamping device, the first stamping surface is provided with the punch, and the second stamping surface is provided with the punch hole matched with the punch, when the stamping device works, the sheet metal can be placed between the first stamping die and the second stamping die, under the action of the external force, the first stamping die and the second stamping die can approach each other, so that the first stamping surface cooperates with the second stamping surface to stamp the sheet metal, and in the process that the first stamping surface cooperates with the second stamping surface to stamp the sheet metal, the punch punches the positioning hole on the sheet metal. Furthermore, the stamping device can punch the positioning hole on the sheet metal while stamping the sheet metal.

[0008] According to the stamping device of the first aspect of the utility model, the first stamping die comprises a first die base and a first die core, the first die core is provided with a first stamping surface, the first stamping surface is provided with a penetrating hole penetrating the first die core, a punch is arranged in the penetrating hole and connected with the first die base, the first die core is connected with the first die base through an elastic buffer, and the elastic buffer can be contracted when the second stamping die and the first stamping die are closed, so that the punch penetrates the penetrating hole.

[0009] According to the stamping device of the first aspect of the utility model, the elastic buffer is a nitrogen spring.

[0010] According to the stamping device of the first aspect of the utility model, a plurality of punches are arranged, the plurality of punches are arranged at intervals along the edge of the first stamping surface, and a plurality of punching holes are arranged on the second stamping surface corresponding to the punches.

[0011] According to the stamping device of the first aspect of the utility model, a plurality of limiting assemblies are arranged on the first stamping die, the plurality of limiting assemblies are arranged at intervals around the first stamping surface and used for limiting the sheet metal part on the first stamping surface, and a plurality of accommodating grooves for accommodating the limiting assemblies are arranged on the second stamping die.

[0012] According to the stamping device of the first aspect of the utility model, the limiting assembly comprises a mounting seat and a limiting column, the limiting column is arranged at one end of the mounting seat close to the first stamping surface and used for abutting against the sheet metal part on the first stamping surface, and the distance between the mounting seat and the middle part of the first stamping surface is adjustable and arranged on the first stamping die.

[0013] According to the stamping device of the first aspect of the utility model, the mounting seat is provided with a long hole extending towards the middle part of the first stamping surface, a threaded locking piece is slidably arranged in the long hole, and the threaded locking piece is threadedly connected with the first stamping die.

[0014] According to the stamping device of the first aspect of the utility model, the first stamping die is provided with a mounting groove, the extension direction of the mounting groove is parallel to the extension direction of the long hole, and the mounting seat is slidably arranged in the mounting groove.

[0015] According to the stamping device of the first aspect of the utility model, one end of the punch close to the second stamping die is provided with a convex part and a groove part, and the groove part is located at one side of the convex part close to the first stamping surface.

[0016] According to the sheet metal part production line of the second aspect of the utility model, the stamping device of the first aspect of the utility model is used.

[0017] Additional aspects and advantages of the utility model will be partially given in the following description, some will become obvious from the following description, or be understood through the practice of the utility model. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] The present invention will be further described below with reference to the accompanying drawings and embodiments;

[0019] Figure 1 This is a schematic structural diagram of a punching device according to an embodiment of the present invention;

[0020] Figure 2 for Figure 1 A schematic structural diagram of the first stamping die of the stamping device shown;

[0021] Figure 3 for Figure 2 A partial enlarged view of the structure at position A of the first stamping die shown;

[0022] Figure 4 for Figure 1 A schematic structural diagram of the second stamping die of the stamping device shown;

[0023] Figure 5 for Figure 4 A partial enlarged view of the structure at point B of the second stamping die is shown.

[0024] Reference numerals:

[0025] First stamping die 100; first die base 110; first die core 120; first stamping surface 121;

[0026] Second stamping die 200; second die base 210; second die core 220; second stamping surface 221; punching hole 221a; receiving groove 222;

[0027] Punch 300; protrusion 310; groove 320;

[0028] Limiting assembly 400 ; mounting seat 410 ; elongated hole 411 ; limiting post 420 ; guide surface 421 ; threaded locking member 430 . DETAILED DESCRIPTION

[0029] This section will describe in detail the specific embodiments of the present invention. The preferred embodiments of the present invention are shown in the accompanying drawings. The purpose of the accompanying drawings is to supplement the description of the text part of the specification with graphics, so that people can intuitively and vividly understand each technical feature and overall technical solution of the present invention, but it cannot be understood as a limitation on the scope of protection of the present invention.

[0030] In the description of the utility model, it needs to be understood that, if the direction description, such as the upper, lower, front, rear, left, right and other directions or positional relationship shown in the drawing is based on the direction or positional relationship, only for the convenience of describing the utility model and simplifying the description, and not indicating or implying that the indicated device or element must have a particular orientation, a particular orientation and operation, therefore, it cannot be understood as a limitation of the utility model.

[0031] In the description of the utility model, the meaning of several is one or more, the meaning of multiple is more than two, greater than, less than, more than and the like are not included in the number, above, below, within and the like are included in the number.If the first, second is described for the purpose of distinguishing technical features, it cannot be understood as indicating or implying relative importance or implicitly indicating the number of indicated technical features or implicitly indicating the sequence of indicated technical features.

[0032] In the description of the utility model, unless otherwise explicitly limited, the words such as setting, installation, connection and the like should be broadly understood, and the person skilled in the art can reasonably determine the specific meaning of the above words in the utility model according to the specific content of the technical scheme.

[0033] The following refers to Figures 1 to 5 The stamping device of the first aspect of the application is described in detail.

[0034] Reference Figures 1 to 5 According to the stamping device of the first aspect of the utility model, it comprises a first stamping die 100 and a second stamping die 200.

[0035] The first stamping die 100 is provided with a first stamping surface 121, and a punch 300 is arranged on the first stamping surface 121; the second stamping die 200 is provided with a second stamping surface 221, and a punch hole 221a is formed in the second stamping surface 221, which is matched with the punch 300; under the action of external force, the first stamping die 100 and the second stamping die 200 can approach each other, so that the first stamping surface 121 cooperates with the second stamping surface 221 to stamp the sheet metal part, and the punch 300 punches out a positioning hole on the sheet metal part.

[0036] It should be noted that in the processing process of the sheet metal part, after a specific shape is stamped on the sheet metal part, the stamped sheet metal part needs to be punched, but in order to ensure the punching precision of the punching device when punching the sheet metal part, the stamped sheet metal part needs to be placed in the punching station before punching the sheet metal part, so as to punch a positioning hole on the stamped sheet metal part, and correspondingly, the setting of the punching station makes the whole processing technology of the sheet metal part production line more complex.

[0037] In the stamping device of the embodiment, for example, as Figures 1 to 5As shown, the stamping device comprises a first stamping die 100 and a second stamping die 200, the first stamping die 100 is located directly below the second stamping die 200, the upper end face of the first stamping die 100 is provided with a first stamping surface 121, a vertically extending punch 300 is provided on the first stamping surface 121, the lower end face of the second stamping die 200 is provided with a second stamping surface 221, a vertically extending punch hole 221a is formed on the second stamping surface 221, and the punch hole 221a is arranged opposite to the punch 300.

[0038] It can be understood that, when the stamping device in the embodiment works, the first stamping die 100 can be connected with the driving structure, after the first stamping surface 121 of the first stamping die 100 is placed with the metal plate to be stamped, the driving structure can drive the second stamping die 200 to move downwards to approach the first stamping die 100, so that the second stamping surface 221 can cooperate with the first stamping surface 121 to stamp the metal plate, and because the punch 300 is arranged on the first stamping surface 121 and the punch hole 221a is formed on the second stamping surface 221, the punch 300 can punch the punch hole 221a on the metal plate to form a positioning hole on the metal plate in the process that the first stamping surface 121 cooperates with the second stamping surface 221 to stamp the metal plate.

[0039] Further, the stamping device can punch a positioning hole on the metal plate while stamping the metal plate, when the stamping device is applied to the metal plate production line, the staff does not need to additionally arrange a punch hole 221a station at the rear side of the stamping device, so that the overall process of the metal plate production line is simpler.

[0040] In some embodiments of the utility model, the first stamping die 100 comprises a first die seat 110 and a first die core 120, the first die core 120 is provided with a first stamping surface 121, the first stamping surface 121 is provided with a through hole, the punch 300 is arranged in the through hole, and is connected with the first die seat 110, the first die core 120 is connected with the first die seat 110 through an elastic buffer (not shown in the figure), and the elastic buffer can be contracted when the second stamping die 200 and the first stamping die 100 are closed, so that the punch 300 penetrates the through hole.

[0041] For example, as shown in Figure 2 and Figure 3 The first stamping die 100 comprises a first die seat 110 and a first die core 120, the lower end of the first die core 120 is connected with the first die seat 110 through an elastic buffer, a vertically extending through hole is formed on the first die core 120, the through hole penetrates the first die core 120, the first stamping surface 121 is arranged on the upper end face of the first die core 120, the lower end of the punch 300 is connected with the first die seat 110, the upper end of the punch 300 is arranged in the through hole, and the upper end face of the punch 300 is lower than the first stamping surface 121.

[0042] It should be noted that, when the stamping device of the embodiment works, the second stamping die 200 can be driven to approach the first stamping die 100 downwards under the driving of the driving structure, and after the second stamping die 200 abuts against the first die core 120, the second stamping die 200 can drive the first die core 120 to continue to move downwards and make the first die core 120 compress the elastic connecting piece, in the process, the punch 300 extends out of the penetrating hole and punches the blank on the first stamping surface 121.

[0043] It can be understood that, by arranging the elastic buffer piece, the punch 300 can be completely accommodated in the penetrating hole when the first stamping die 100 is not working, so as to facilitate the placement of the sheet metal piece on the first stamping surface 121; at the same time, before the stamping punch 221a is performed on the sheet metal piece, the first stamping die 100 can clamp and fix the sheet metal piece together with the second stamping die 200 under the action of the elastic buffer piece, so that the punch 300 can accurately punch the sheet metal piece.

[0044] It can be understood that the elastic buffer piece can play a buffering role when the second stamping die 200 contacts the first stamping die 100, so as to reduce the damage of the first stamping die 100 and the second stamping die 200 in the working process, thereby prolonging the service life of the stamping device of the present application.

[0045] Specifically, the elastic buffer piece is a nitrogen spring.

[0046] It can be understood that the nitrogen spring has small volume, large elastic force, and stable work, and has a long service life.

[0047] In further embodiments of the present application, a plurality of nitrogen springs are arranged between the first die seat 110 and the first die core 120.

[0048] In some embodiments of the present application, the second stamping die 200 comprises a second die seat 210 and a second die core 220, the second die core 220 is arranged on the second die seat 210, and a second stamping surface 221 is arranged on the lower end surface of the second die core 220.

[0049] In some embodiments of the present application, referring to Figure 2 、 Figure 4 and Figure 5 , the punch 300 is provided with a plurality of punches 300, and the plurality of punches 300 are distributed along the edge of the first stamping surface 121; and the second stamping surface 221 is provided with a plurality of punch holes 221a corresponding to the punch 300.

[0050] It can be understood that by arranging multiple punches 300, the stamping device of the present application can punch multiple positioning holes on the sheet metal part, so that the positioning of the sheet metal part can be more accurate when the subsequent punching device punches the sheet metal part.

[0051] In some embodiments of the present application, referring to Figure 3 , the end of the punch 300 close to the second stamping die 200 is provided with a protruding part 310 and a groove part 320, and the groove part 320 is located on the side of the protruding part 310 close to the first stamping surface 121.

[0052] It should be noted that when punching the positioning hole 221a on part of the sheet metal part, only a semicircular notch needs to be punched on the edge of the sheet metal part.

[0053] In the stamping device of the present embodiment, since the end of the punch 300 close to the second stamping die 200 is provided with a protruding part 310 and a groove part 320, and the groove part 320 is located on the side of the protruding part 310 close to the first stamping surface 121, so that when the stamping device of the present application punches the sheet metal part, the edge of the groove part 320 can punch a semicircular notch on the sheet metal part.

[0054] It can be understood that the arrangement of the protruding part 310 enables the edge of the groove part 320 to first pass through the punch hole 221a before punching the sheet metal part, and in this case, the hole wall of the punch hole 221a can guide and limit the punch 300, thereby enhancing the stability of the edge of the groove part 320 when punching the sheet metal part.

[0055] In some embodiments of the present application, referring to Figures 2 to 5 , the stamping device further comprises multiple limiting assemblies 400 arranged on the first stamping die 100, the multiple limiting assemblies 400 are circumferentially spaced around the first stamping surface 121, and are used to limit the sheet metal part on the first stamping surface 121, and the second stamping die 200 is provided with multiple accommodating grooves 222 for accommodating the limiting assemblies 400.

[0056] It can be understood that the arrangement of the limiting assembly 400 enables the multiple limiting assemblies 400 to cooperate with each other to limit the sheet metal part on the first stamping surface 121 after the sheet metal part is placed on the first stamping surface 121, thereby increasing the precision of the stamping device of the present application when stamping the sheet metal part.

[0057] It can be understood that the arrangement of the accommodating groove 222 on the second stamping die 200 enables the limiting assembly 400 to be accommodated in the accommodating groove 222 after the first stamping die 100 and the second stamping die 200 are combined, so that the limiting assembly 400 can avoid the second stamping die 200.

[0058] In further embodiments of the utility model, reference Figure 3 , the limiting assembly 400 includes a mounting seat 410 and a limiting column 420, the limiting column 420 is arranged at one end of the mounting seat 410 close to the first stamping surface 121, and is used for abutting with the sheet metal part on the first stamping surface 121, the distance between the mounting seat 410 and the middle part of the first stamping surface 121 is adjustable and is arranged on the first stamping die 100.

[0059] It can be understood that for sheet metal parts of different sizes, the distance between the mounting seat 410 and the first stamping surface 121 can be adjusted by the staff to enable the limiting column 420 to abut against the edge of the sheet metal part on the first stamping surface 121.

[0060] In some embodiments of the utility model, in order to facilitate the sheet metal part to be placed in the stamping area defined by the first stamping surface 121 and each limiting column 420, reference Figure 3 , the limiting column 420 is provided with a guide surface 421 for guiding the sheet metal part into the stamping area.

[0061] In some embodiments of the utility model, reference Figure 3 , the mounting seat 410 is provided with a long hole 411 extending towards the middle part of the first stamping surface 121, a threaded locking piece 430 is slidably arranged in the long hole 411, and the threaded locking piece 430 is threadedly connected with the first stamping die 100.

[0062] It can be understood that when the staff needs to adjust the distance between the guide column and the first stamping surface 121, the staff can unscrew the threaded locking piece 430, then the staff can adjust the position of the guide seat, thereby adjusting the distance between the guide column and the first stamping surface 121, and then the staff can tighten the threaded locking piece 430 to realize the position locking of the limiting assembly 400 on the first stamping die 100.

[0063] In order to facilitate the adjustment of the position of the guide seat, in further embodiments of the utility model, the first stamping die 100 is provided with a mounting groove, the extension direction of the mounting groove is arranged in parallel with the extension direction of the long hole 411, and the mounting seat 410 is slidably arranged in the mounting groove.

[0064] It can be understood that after the staff unscrews the threaded locking piece 430, the staff can drive the guide seat to slide along the mounting groove, thereby adjusting the position of the mounting seat 410. The arrangement of the mounting groove makes the position adjustment of the mounting seat 410 more simple and convenient.

[0065] It can be understood that the arrangement of the mounting groove enables the limiting assembly 400 to be partially accommodated in the mounting groove, so as to reduce the overall height of the limiting assembly 400 relative to the first stamping surface 121.

[0066] The sheet metal part production line according to the second aspect of the present application comprises the stamping device according to the first aspect of the present application.

[0067] Although the embodiments of the present application have been shown and described, it should be understood by those skilled in the art that various changes, modifications, substitutions and variations can be made to these embodiments without departing from the principles and spirit of the present application, and the scope of the present application is defined by the claims and their equivalents.

Claims

1. A stamping apparatus characterized by comprising: The utility model relates to a stamping device, comprising: a first stamping die provided with a first stamping surface, the first stamping surface being provided with a punch; a second stamping die provided with a second stamping surface, the second stamping surface being provided with a punch hole, the punch hole being adapted to the punch, under the action of an external force, the first stamping die and the second stamping die can be close to each other, so that the first stamping surface cooperates with the second stamping surface to stamp a sheet metal part, and the punch cuts a positioning hole on the sheet metal part.

2. A punch apparatus according to claim 1, wherein The first stamping die comprises a first die seat and a first die core, the first die core is provided with the first stamping surface, the first stamping surface is provided with a through hole penetrating the first die core, the punch penetrates the through hole and is connected with the first die seat, the first die core is connected with the first die seat through an elastic buffer, the elastic buffer can be contracted when the second stamping die and the first stamping die are closed, so that the punch penetrates out of the through hole.

3. A punch apparatus according to claim 2, wherein The elastic buffer is a nitrogen spring.

4. The stamping apparatus of claim 1, wherein The punch is provided with a plurality of punches, the plurality of punches are distributed along the edges of the first stamping surface, and the second stamping surface is provided with a plurality of punch holes corresponding to the punches.

5. The stamping apparatus of claim 1, wherein Further comprising a plurality of limiting components provided on the first stamping die, the plurality of limiting components are distributed around the first stamping surface in a circumferential direction and are used for limiting the sheet metal part on the first stamping surface, and the second stamping die is provided with a plurality of accommodating grooves for accommodating the limiting components.

6. A punch apparatus according to claim 5, wherein The limiting component comprises a mounting seat and a limiting column, the limiting column is arranged at one end of the mounting seat close to the first stamping surface and is used for abutting against the sheet metal part on the first stamping surface, and the mounting seat is arranged on the first stamping die and is adjustable in distance from the middle part of the first stamping surface.

7. A punch apparatus according to claim 6, wherein The mounting seat is provided with an elongated hole extending towards the middle part of the first stamping surface, a threaded locking member is slidably arranged in the elongated hole, and the threaded locking member is threadedly connected with the first stamping die.

8. A punch apparatus according to claim 7, wherein The first stamping die is provided with a mounting groove, the extension direction of the mounting groove is parallel to the extension direction of the elongated hole, and the mounting seat is slidably arranged in the mounting groove.

9. The stamping apparatus of claim 1, wherein, The punch is provided with a protruding portion and a recessed portion at one end close to the second stamping die, and the recessed portion is located at one side of the protruding portion close to the first stamping surface.

10. A sheet metal part production line, characterized by, The utility model relates to a stamping device, comprising: any one of claims 1 to 9.

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