CN221694965U - Stamping die - Google Patents
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- CN221694965U CN221694965U CN202421811440.0U CN202421811440U CN221694965U CN 221694965 U CN221694965 U CN 221694965U CN 202421811440 U CN202421811440 U CN 202421811440U CN 221694965 U CN221694965 U CN 221694965U
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- 238000004080 punching Methods 0.000 claims description 26
- 239000000463 material Substances 0.000 claims description 11
- 230000000149 penetrating effect Effects 0.000 claims description 5
- 238000004891 communication Methods 0.000 claims description 2
- 230000008439 repair process Effects 0.000 description 7
- 238000009434 installation Methods 0.000 description 6
- 230000000670 limiting effect Effects 0.000 description 5
- 238000004519 manufacturing process Methods 0.000 description 5
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 239000001257 hydrogen Substances 0.000 description 3
- 229910052739 hydrogen Inorganic materials 0.000 description 3
- 238000009966 trimming Methods 0.000 description 3
- 239000000446 fuel Substances 0.000 description 2
- 238000005192 partition Methods 0.000 description 2
- 238000007493 shaping process Methods 0.000 description 2
- 229910001069 Ti alloy Inorganic materials 0.000 description 1
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000008358 core component Substances 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 125000006850 spacer group Chemical group 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 229910052719 titanium Inorganic materials 0.000 description 1
- 239000010936 titanium Substances 0.000 description 1
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- Punching Or Piercing (AREA)
Abstract
The application provides a stamping die, and relates to the technical field of dies. The stamping die comprises a die body, a locating piece and a fixing piece die body, wherein the die body is used for stamping a plate, a die repairing groove is formed in the die body, and the locating piece penetrates through the die repairing groove and is used for being connected with a locating groove arranged on the plate in a clamping mode. The fixing piece is detachably connected with the die body and is used for being matched with the die repairing groove to fix the positioning piece. According to the stamping die provided by the application, the positioning piece is detachably connected with the die body, so that after the die body performs pre-stamping on the plate, the positioning piece is taken out, the size of the positioning piece is processed and adjusted according to the shrinkage condition of the preformed plate, then the positioning piece is remounted to the die repairing groove, and the positioning piece is fixed by matching the fixing piece with the die repairing groove, so that the positioning piece can be anastomosed with the positioning groove again, and is clamped in the positioning groove stably, the position of the plate during secondary stamping is more accurate, and the forming precision of the bipolar plate is improved.
Description
Technical Field
The application relates to the technical field of dies, in particular to a stamping die.
Background
The information disclosed in this background section is only for enhancement of understanding of the general background of the disclosure and is not to be taken as an admission or any form of suggestion that this information forms the prior art that is well known to a person skilled in the art.
Bipolar plates are one of the core components of a hydrogen fuel cell stack that provide gas flow channels that prevent hydrogen and oxygen from crossing in the cell compartments and establish a current path between the anode and cathode electrodes in series.
In the related art, a stamping die is adopted to stamp and form a plate to form a bipolar plate, specifically, a positioning groove is reserved on the plate, and a positioning piece used for being clamped at the positioning groove is arranged in the stamping die so as to position the plate. And then carrying out twice stamping forming on the plate, namely preforming and secondary forming, so as to manufacture the bipolar plate.
Because the sheet material can shrink when preforming, the position that leads to the constant head tank takes place the deviation, the sheet material after the shrink like this when carrying out secondary stamping forming, the unable stable joint of setting element in constant head tank department leads to the sheet material to the position inaccuracy when carrying out the secondary stamping to the shaping precision of bipolar plate has been influenced.
Disclosure of utility model
Accordingly, the present application is directed to a stamping die, which solves the technical problem that in the related art, when a plate is formed by secondary stamping, a positioning piece cannot be stably clamped at a positioning groove, so that the position of the plate is inaccurate, and the forming precision of a bipolar plate is affected.
In order to achieve the above purpose, the technical scheme adopted by the application is as follows:
the application provides a stamping die, comprising:
The die body is used for stamping the plate, and a die repairing groove is formed in the die body;
The locating piece is arranged in a penetrating manner in the die repairing groove and is used for being clamped at a locating groove arranged on the plate;
The fixing piece is detachably connected with the die body and is used for being matched with the die repairing groove to fix the positioning piece.
Further, the locating piece includes locating part and the installation department that is connected, the installation department has at least part to be located repair the mould inslot, the mounting butt is in on the installation department, the locating part is used for the joint in constant head tank department.
Furthermore, the positioning part is a square positioning block, and the positioning groove is a square groove matched with the square positioning block.
Further, the mounting includes screw rod and the nut that is connected, set up the screw hole on the mould body, the screw hole is close to repair the die cavity setting, the screw rod wear to locate the screw hole and with mould body threaded connection, the nut butt is in on the setting element.
Further, a counter bore is formed in the die body, the counter bore is respectively communicated with the threaded hole and the die repairing groove, and the nut is accommodated in the counter bore.
Further, a first step structure is arranged on one side, facing the fixing piece, of the positioning piece, and the nut is abutted to the first step structure.
Further, a second step structure is arranged on one side, away from the fixing piece, of the locating piece, and the locating piece is hung on the die body through the second step structure.
Further, the die body comprises an upper die and a lower die, the lower die is used for placing the plate, the die repairing groove is formed in the lower die, the upper die and the lower die are oppositely arranged and used for stamping the plate, and the fixing piece is detachably connected with the lower die.
Further, the die body is provided with a first direction and a second direction which are perpendicular to each other, two positioning pieces are arranged, the two positioning pieces are distributed at intervals in the first direction, the plate is provided with a first punching area and a second punching area which are distributed along the second direction, two positioning grooves are formed in the first punching area, and two positioning grooves are formed in the second punching area;
When the die body punches the first punching area, the two locating pieces are clamped with the two locating grooves located in the first punching area in a one-to-one correspondence manner; when the die body punches the second punching area, the two locating pieces are clamped with the two locating grooves located in the second punching area in a one-to-one correspondence mode.
Further, each positioning groove is distributed on the edge of the plate, two positioning grooves located in the first punching area are arranged at intervals in the first direction, and two positioning grooves located in the second punching area are arranged at intervals in the first direction.
The beneficial effects of the application are as follows:
according to the stamping die provided by the application, the die repairing groove is formed in the die body, the positioning piece is arranged in the die repairing groove in a penetrating manner and is used for being clamped at the positioning groove arranged on the plate, and the fixing piece is detachably connected with the die body and is used for being matched with the die repairing groove to fix the positioning piece. Therefore, the detachable connection of the locating piece and the die body is realized, after the die body performs pre-stamping on the plate, the locating piece is taken out firstly, the size of the locating piece is processed and adjusted according to the shrinkage condition of the preformed plate, then the locating piece is reinstalled to the die repairing groove, and the locating piece is fixed through the fixing piece matched with the die repairing groove, so that the locating piece can be anastomosed with the locating groove again, and the locating groove is clamped stably, so that the plate is more accurate in position during secondary stamping, and the forming precision of the bipolar plate is improved.
In order to make the above objects, features and advantages of the present application more comprehensible, preferred embodiments accompanied with figures are described in detail below.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present application, the drawings that are needed in the embodiments will be briefly described below, it being understood that the following drawings only illustrate some embodiments of the present application and therefore should not be considered as limiting the scope, and other related drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic perspective view of a stamping die according to some embodiments of the present application;
FIG. 2 is a schematic diagram showing the assembly structure of the lower die, the positioning member and the fixing member according to some embodiments of the present application;
FIG. 3 shows a schematic cross-sectional view of the structure at A-A in FIG. 2;
FIG. 4 is an enlarged schematic view of the area B in FIG. 3;
FIG. 5 is a schematic perspective view of a positioning member according to some embodiments of the present application;
FIG. 6 is a schematic diagram showing a structure in which two positioning members are engaged with two positioning grooves in a first stamping area in a one-to-one correspondence manner according to some embodiments of the present application;
fig. 7 is a schematic structural diagram of two positioning members corresponding to two positioning slots in the second stamping area in a one-to-one manner according to some embodiments of the present application.
Reference numerals illustrate:
100-stamping die; 110-a die body; 111-upper die; 112-lower die; 1121-trimming the die cavity; 1122-threaded holes; 1123—counter bore; 120-positioning pieces; 121-a positioning part; 122-mounting portion; 123-a first step structure; 124-a second step structure; 130-a fixing piece; 131-a screw; 132-nut; 200-plate material; 210-positioning grooves; 220-a first stamped region; 230-a second stamped region; x-a first direction; y-the second direction.
Detailed Description
Embodiments of the present application are described in detail below, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to like or similar elements or elements having like or similar functions throughout. The embodiments described below by referring to the drawings are illustrative only and are not to be construed as limiting the application.
In the description of the present application, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings are merely for convenience in describing the present application and simplifying the description, and do not indicate or imply that the device or element being referred to must have a specific orientation, be configured and operated in a specific orientation, and therefore should not be construed as limiting the present application.
Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include one or more such feature. In the description of the present application, the meaning of "a plurality" is two or more, unless explicitly defined otherwise.
In the present application, unless explicitly specified and limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communicated with the inside of two elements or the interaction relationship of the two elements. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art according to the specific circumstances.
In the present application, unless expressly stated or limited otherwise, a first feature "up" or "down" a second feature may be the first and second features in direct contact, or the first and second features in indirect contact via an intervening medium. Moreover, a first feature being "above," "over" and "on" a second feature may be a first feature being directly above or obliquely above the second feature, or simply indicating that the first feature is level higher than the second feature. The first feature being "under", "below" and "beneath" the second feature may be the first feature being directly under or obliquely below the second feature, or simply indicating that the first feature is less level than the second feature.
As shown in fig. 1 and 6, the present application provides a stamping die 100, which relates to the technical field of dies, and is used for stamping and forming a plate 200 into a bipolar plate.
As shown in fig. 1 to 4, the press mold 100 provided in this embodiment includes: the mold comprises a mold body 110, a positioning member 120 and a fixing member 130.
The die body 110 is used for stamping the plate 200, and the die body 110 is provided with a die repairing groove 1121. The positioning piece 120 is arranged in the die repairing groove 1121 in a penetrating way, the positioning piece 120 is used for being clamped at the positioning groove 210 arranged on the plate 200, the fixing piece 130 is detachably connected with the die body 110, and the fixing piece 130 is used for being matched with the die repairing groove 1121 to fix the positioning piece 120.
Illustratively, the sheet 200 may be selected from a titanium sheet, a titanium alloy sheet, an aluminum sheet, a stainless steel sheet, and the like, without being particularly limited thereto.
Note that, "the positioning member 120 is disposed through the mold repair groove 1121" means that: when the fixing member 130 is not mounted on the die body 110, the positioning member 120 can move relative to the die cavity 1121, i.e. the positioning member 120 is not limited.
It should be mentioned that in the related art, a stamping die is used to stamp and form a plate to form a bipolar plate, specifically, a positioning groove is reserved on the plate, and a positioning piece for being clamped at the positioning groove is arranged in the stamping die, so as to position the plate. And then performing two times of stamping forming on the plate, namely preforming (allowance is reserved in stamping, and the plate only has rough modeling after being stamped) and secondary forming (precise stamping is performed, so that the plate forms a final modeling), thereby manufacturing the bipolar plate. Because the sheet material can shrink when preforming, the position that leads to the constant head tank takes place the deviation, the sheet material after the shrink like this when carrying out secondary stamping forming, the unable stable joint of setting element in constant head tank department leads to the sheet material to the position inaccuracy when carrying out the secondary stamping to the shaping precision of bipolar plate has been influenced.
It can be appreciated that in the stamping die 100 provided in this embodiment, since the die body 110 is provided with the die repairing groove 1121, the positioning member 120 is disposed through the die repairing groove 1121 and is used for being clamped at the positioning groove 210 disposed on the board 200, and the fixing member 130 is detachably connected with the die body 110 and is used for being matched with the die repairing groove 1121 to fix the positioning member 120. Therefore, the positioning piece 120 is detachably connected with the die body 110, after the die body 110 performs pre-stamping on the plate 200, the positioning piece 120 is taken out, the size of the positioning piece 120 is processed and adjusted according to the shrinkage condition of the preformed plate 200, and then the positioning piece 120 is remounted to the die repairing groove 1121, and the positioning piece 120 is fixed by matching the fixing piece 130 with the die repairing groove 1121, so that the positioning piece 120 can be re-matched with the positioning groove 210, and is stably clamped at the positioning groove 210, the plate 200 is more accurate in position during secondary stamping, and the forming precision of the bipolar plate is improved.
As shown in fig. 3 to 6, in one embodiment, the positioning member 120 includes a positioning portion 121 and a mounting portion 122 connected to each other, the mounting portion 122 is at least partially located in the mold repair slot 1121, the fixing member 130 abuts against the mounting portion 122, and the positioning portion 121 is used to be clamped at the positioning slot 210.
It will be appreciated that after the sheet 200 is preformed, the positioning member 120 may be removed from the mold repairing groove 1121, and the dimensions of the positioning portion 121 and the mounting portion 122 may be adjusted according to the shrinkage condition of the sheet 200 after the preforming, so that the positioning portion 121 is re-engaged with the positioning groove 210, and then the positioning member 120 is re-inserted into the mold repairing groove 1121, and the positioning member 120 is fixed and limited by using the fixing member 130. The positioning piece 120 after processing and adjusting can be better clamped at the positioning groove 210 to realize accurate positioning of the plate 200, thereby ensuring the forming precision of the plate 200 during secondary forming. Specifically, when the position of the positioning groove 210 is moved in a direction away from the positioning member 120 due to shrinkage of the plate 200, the positioning member 120 may be taken out and placed on a machine tool, the mounting portion 122 may be thinned toward one side of the plate 200 by a tool of the machine tool, and then the positioning member 120 may be reinstalled at the repair groove 1121, and a spacer may be filled between the fixing member 130 and the mounting portion 122, such that the position of the positioning portion 121 is moved in a direction approaching the plate 200, so that the positioning portion 121 may be reinstated to the positioning groove 210. When the shape of the positioning groove 210 is deformed, the positioning member 120 may be taken out and placed on a machine tool, and the size of the outer peripheral side of the positioning portion 121 may be trimmed by a tool of the machine tool so that the shape of the positioning portion 121 is re-fitted to the shape of the positioning groove 210. Of course, the positioning portion 121 and the mounting portion 122 may be sized by a tool of a machine tool, or may be sized by an angle grinder.
Further, the positioning portion 121 is a square positioning block, and the positioning groove 210 is a square groove of the compliant positioning block.
Illustratively, a square locating block or a rectangular locating block may be further selected, without specific limitation herein.
In this embodiment, since the positioning portion 121 of the positioning member 120 is a square positioning block, the square positioning block has a plurality of flat outer surfaces, which is more convenient for processing and adjusting, so that the time for processing and adjusting the detached positioning member 120 can be reduced, and the production efficiency of the bipolar plate is improved.
Of course, in the above embodiment, the positioning portion 121 may be a cylindrical positioning block, the positioning groove 210 may be a circular groove, and the two may be engaged with each other to position the plate 200, so that the shape of the positioning portion 121 is not particularly limited.
As shown in fig. 1, 3 and 4, in one embodiment, the fixing member 130 includes a screw 131 and a nut 132 that are connected, the die body 110 is provided with a threaded hole 1122, the threaded hole 1122 is disposed near the die cavity 1121, the screw 131 is threaded through the threaded hole 1122 and is connected with the die body 110, and the nut 132 abuts against the positioning member 120.
The nut 132 and the screw 131 form the fixing member 130, that is, the fixing member 130 is a screw, a threaded fastening element such as a screw, or the like.
In this embodiment, after the plate 200 is preformed, the screw 131 can be unscrewed by a disassembling tool (such as a screwdriver, a wrench, etc.) through the nut 132, so as to detach the fixing member 130, then take out the positioning member 120 for processing adjustment, so that the positioning member 120 is in fit with the positioning groove 210 again, then pierce the positioning member 120 again at the die repairing groove 1121, pierce the screw 131 at the threaded hole 1122, screw the screw 131 by the disassembling tool through the nut 132, so that the nut 132 abuts against the positioning member 120 to limit the movement of the positioning member 120 relative to the die body 110, and achieve the fixing and limiting effects on the positioning member 120.
As shown in fig. 1 and 4, further, a counter bore 1123 is formed in the mold body 110, the counter bore 1123 is respectively in communication with the threaded bore 1122 and the mold cavity 1121, and the nut 132 is received in the counter bore 1123.
In this embodiment, the counter bore 1123 can receive the nut 132, so as to prevent the nut 132 from protruding relative to the die body 110 to affect the die body 110 to punch the plate 200. Meanwhile, the counter bore 1123 is communicated with the die repairing groove 1121, so that the nut 132 can be abutted on the positioning piece 120 when being accommodated in the counter bore 1123, and the positioning piece 120 is fixed by being matched with the die repairing groove 1121.
As shown in fig. 3 to 5, further, a first step structure 123 is disposed on a side of the positioning member 120 facing the fixing member 130, and the nut 132 abuts against the first step structure 123.
In this embodiment, the positioning member 120 can be better fixed, i.e. the positioning member 120 is limited, by the nut 132 cooperating with the first step structure 123, so as to limit the movement of the positioning member 120 relative to the mold body 110.
In another embodiment, the fixing member 130 is a buckle, the mold body 110 is provided with a slot, the slot is disposed near the mold repairing slot 1121, and the buckle is clamped in the slot and supported on the positioning member 120. The clip can also cooperate with the molding slot 1121 to limit the positioning member 120, and the structure of the fixing member 130 is not particularly limited.
As shown in fig. 3 to 5, in one embodiment, a second step structure 124 is disposed on a side of the positioning member 120 facing away from the fixing member 130, and the positioning member 120 is suspended on the mold body 110 by the second step structure 124, that is, the second step structure 124 abuts against a notch edge of the mold repair groove 1121, so that the mold body 110 can support the positioning member 120.
In this embodiment, through the setting of the second step structure 124, when installing the locating piece 120, can hang the locating piece 120 on the mould body 110 through the second step structure 124 to realize preinstallation to the locating piece 120, then use the mounting 130 to cooperate and repair the die cavity 1121 and fix the locating piece 120, made things convenient for the installation of locating piece 120 like this, reduced the installation degree of difficulty of locating piece 120, shortened installation time, thereby promoted the production efficiency of bipolar plate.
As shown in fig. 1, 2, 4 and 6, in one embodiment, the die body 110 includes an upper die 111 and a lower die 112, the lower die 112 is used for placing the plate 200, a die repairing slot 1121 is formed, the upper die 111 is opposite to the lower die 112 and is used for stamping the plate 200, and the fixing member 130 is detachably connected to the lower die 112.
It will be appreciated that as the die body 110 punches the sheet 200, the sheet 200 is placed on the lower die 112 with the position of the lower die 112 held stationary, and the upper die 111 is moved in a direction toward the lower die 112 to punch the sheet 200 to shape the sheet 200. By arranging the positioning piece 120 on the lower die 112, the positioning piece 120 can be clamped at the positioning groove 210 of the plate 200, so that the plate 200 is positioned, and the forming precision of the bipolar plate is improved.
As shown in fig. 1, 2, 6 and 7, in one embodiment, the die body 110 has a first direction x and a second direction y perpendicular to each other, two positioning members 120 are provided, the two positioning members 120 are spaced apart in the first direction x, the sheet 200 has a first punching area 220 and a second punching area 230 distributed along the second direction y, two positioning grooves 210 are provided on the first punching area 220, and two positioning grooves 210 are provided on the second punching area 230.
It should be noted that, for the large-format bipolar plate, the large-format plate 200 is generally formed by stamping in a partition stamping manner, that is, the first stamping area 220 of the plate 200 is stamped by the die body 110, then the plate 200 is moved by a station distance along the second direction y, and then the second stamping area 230 of the plate 200 is stamped by the die body 110. Wherein each stamping includes a preform and a overmolding.
In this embodiment, since two positioning members 120 are provided, the two positioning members 120 are spaced apart in the first direction x, two positioning grooves 210 are provided on the first punching area 220 of the plate 200, and two positioning grooves 210 are provided on the second punching area 230 of the plate 200. As shown in fig. 6, when the die body 110 punches the first punching area 220, the two positioning pieces 120 are clamped with the two positioning slots 210 located in the first punching area 220 in a one-to-one correspondence manner; as shown in fig. 7, when the die body 110 punches the second punching area 230, the two positioning members 120 are engaged with the two positioning slots 210 located in the second punching area 230 in a one-to-one correspondence manner. Therefore, the positioning requirement of large-format plate partition stamping can be met, and the forming precision of the large-format bipolar plate is improved.
As shown in fig. 6 and 7, in one embodiment, each positioning groove 210 is distributed on the edge of the plate 200, and two positioning grooves 210 located in the first punching area 220 are spaced apart in the first direction x, and two positioning grooves 210 located in the second punching area 230 are spaced apart in the first direction x.
After the sheet 200 is formed by stamping with the stamping die 100, it is necessary to enter a stamping and trimming step, that is, to cut off the edge region of the sheet 200 after the secondary forming, so as to manufacture a bipolar plate that can finally meet the requirement of the hydrogen fuel cell stack.
In this embodiment, the positioning groove 210 is disposed at the edge of the plate 200, so that the portion of the plate 200 having the positioning groove 210 is cut after the stamping and trimming process, so that the positioning groove 210 does not affect the appearance of the bipolar plate, i.e. the positioning groove 210 is not left on the bipolar plate.
In the description of the present specification, a description referring to terms "one embodiment," "some embodiments," "examples," "specific examples," or "some examples," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present application. In this specification, schematic representations of the above terms are not necessarily directed to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, the different embodiments or examples described in this specification and the features of the different embodiments or examples may be combined and combined by those skilled in the art without contradiction.
While embodiments of the present application have been shown and described above, it will be understood that the above embodiments are illustrative and not to be construed as limiting the application, and that variations, modifications, alternatives and variations may be made to the above embodiments by one of ordinary skill in the art within the scope of the application.
Claims (10)
1. A stamping die, characterized by comprising:
The die body (110) is used for stamping the plate (200), and a die repairing groove (1121) is formed in the die body (110);
The locating piece (120) is arranged in a penetrating way in the die repairing groove (1121), and the locating piece (120) is used for being clamped at a locating groove (210) arranged on the plate (200);
The fixing piece (130) is detachably connected with the die body (110), and the fixing piece (130) is used for being matched with the die repairing groove (1121) to fix the positioning piece (120).
2. The stamping die of claim 1, wherein the positioning member (120) comprises a positioning portion (121) and a mounting portion (122) which are connected, the mounting portion (122) is at least partially located in the die repairing groove (1121), the fixing member (130) is abutted to the mounting portion (122), and the positioning portion (121) is used for being clamped at the positioning groove (210).
3. The stamping die of claim 2, wherein the positioning portion (121) is a square positioning block, and the positioning groove (210) is a square groove adapted to the square positioning block.
4. The stamping die according to claim 1, wherein the fixing member (130) comprises a screw (131) and a nut (132) which are connected, the die body (110) is provided with a threaded hole (1122), the threaded hole (1122) is arranged close to the die repairing groove (1121), the screw (131) is arranged in the threaded hole (1122) in a penetrating manner and is in threaded connection with the die body (110), and the nut (132) is abutted to the positioning member (120).
5. The stamping die of claim 4, wherein the die body (110) is provided with a counter bore (1123), the counter bore (1123) is respectively in communication with the threaded bore (1122) and the die cavity (1121), and the nut (132) is received in the counter bore (1123).
6. The stamping die of claim 4, wherein a side of the positioning member (120) facing the fixing member (130) is provided with a first step structure (123), and the nut (132) abuts on the first step structure (123).
7. Stamping die according to claim 1, characterized in that the side of the positioning element (120) facing away from the fixing element (130) is provided with a second step structure (124), the positioning element (120) being suspended from the die body (110) by means of the second step structure (124).
8. The stamping die according to any one of claims 1 to 7, characterized in that the die body (110) includes an upper die (111) and a lower die (112), the lower die (112) is used for placing the plate (200), the die repairing groove (1121) is provided, the upper die (111) is disposed opposite to the lower die (112) and is used for stamping the plate (200), and the fixing member (130) is detachably connected to the lower die (112).
9. The stamping die according to any one of claims 1 to 7, characterized in that the die body (110) has a first direction (x) and a second direction (y) perpendicular to each other, the positioning members (120) are provided in two, the two positioning members (120) are spaced apart in the first direction (x), the sheet material (200) has a first stamping region (220) and a second stamping region (230) distributed along the second direction (y), the first stamping region (220) is provided with two positioning grooves (210), and the second stamping region (230) is provided with two positioning grooves (210);
When the die body (110) punches the first punching area (220), the two positioning pieces (120) are clamped with the two positioning grooves (210) located in the first punching area (220) in a one-to-one correspondence manner; when the die body (110) punches the second punching area (230), the two positioning pieces (120) are clamped with the two positioning grooves (210) located in the second punching area (230) in a one-to-one correspondence manner.
10. The stamping die of claim 9, wherein each of the positioning grooves (210) is equally spaced from an edge of the sheet material (200), two of the positioning grooves (210) located in the first stamping region (220) are spaced apart in the first direction (x), and two of the positioning grooves (210) located in the second stamping region (230) are spaced apart in the first direction (x).
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN202421811440.0U CN221694965U (en) | 2024-07-30 | 2024-07-30 | Stamping die |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CN202421811440.0U CN221694965U (en) | 2024-07-30 | 2024-07-30 | Stamping die |
Publications (1)
Publication Number | Publication Date |
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CN221694965U true CN221694965U (en) | 2024-09-13 |
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