CN219401937U - Negative angle bending stamping die and continuous stamping forming machine - Google Patents
Negative angle bending stamping die and continuous stamping forming machine Download PDFInfo
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- CN219401937U CN219401937U CN202320210851.3U CN202320210851U CN219401937U CN 219401937 U CN219401937 U CN 219401937U CN 202320210851 U CN202320210851 U CN 202320210851U CN 219401937 U CN219401937 U CN 219401937U
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Abstract
The application relates to a negative angle bending stamping die and a continuous stamping forming machine, wherein the negative angle bending stamping die comprises an upper die module and a lower die module, the upper die module can move along a first direction, the upper die module comprises a stripper plate, a side pushing sliding block and an elastic piece, the side pushing sliding block is arranged on the stripper plate in a sliding manner along a second direction, a first bending part is arranged at one end of the side pushing sliding block along the second direction, and the movable end of the elastic piece is connected with the side pushing sliding block; the lower die module and the upper die module are oppositely arranged in relation to a first direction, the lower die module comprises a bending punch, a floating material plate and an inclined shovel, the floating material plate is arranged in a floating mode along the first direction and used for supporting blanks, and a second bending part matched with the first bending part is arranged at one end of the bending punch, facing the upper die module; the negative angle bending stamping die and the continuous stamping forming machine can be effectively applied to negative angle bending of products in smaller space, and practicality is improved.
Description
Technical Field
The application relates to the technical field of continuous stamping, in particular to a negative-angle bending stamping die and a continuous stamping forming machine.
Background
When the continuous stamping die bends at an upward negative angle, the bending female die is generally fixed on the upper die stripper plate, and the product cannot be normally demoulded after the negative angle of the bending female die is buckled, so that when the bending negative angle is smaller, the bending female die generally adopts an oblique ejection sliding block. However, when the bending negative angle is larger, the inclined top sliding block is adopted, and the horizontal avoiding distance is lengthened, so that the floating distance of the inclined top sliding block in the vertical direction is inevitably increased, the inclined top sliding block needs to be heightened and widened, the stamping continuous local position is limited by space limitation, and the inclined top sliding block is not well arranged in a limited space, so that the inclined top sliding block cannot be effectively suitable for bending the negative angle of a product in a small space.
Disclosure of Invention
An object of the application is to provide a negative angle stamping die and continuous stamping forming machine of bending, this negative angle stamping die and continuous stamping forming machine of bending can be effectively be applicable to less space's product negative angle and bend, improves the practicality.
To this end, in a first aspect, embodiments of the present application provide a negative angle bending stamping die, including: the upper die module can move along a first direction and comprises a stripper plate, a side pushing sliding block and an elastic piece, wherein the side pushing sliding block and the elastic piece are arranged on the stripper plate, the side pushing sliding block is arranged on the stripper plate in a sliding manner along a second direction, a first bending part is arranged at one end of the side pushing sliding block along the second direction, and the movable end of the elastic piece is connected with the side pushing sliding block and is used for pushing the side pushing sliding block to slide along the second direction; the lower die module is arranged opposite to the upper die module in relation to the first direction, the lower die module comprises a bending punch, a floating material plate and an inclined shovel, the floating material plate is arranged in a floating mode along the first direction and is used for supporting blanks, one end of the bending punch, which faces the upper die module, is provided with a second bending part matched with the first bending part, and the inclined shovel is used for extruding the side pushing sliding block so that the side pushing sliding block slides along the second direction and faces the elastic piece; wherein the first direction and the second direction are perpendicular to each other.
In one possible implementation manner, the side pushing slider includes a first working position and a second working position along the second direction, when the side pushing slider is in the first working position, a bending gap for accommodating the blank is left between the first bending portion and the second bending portion, and when the side pushing slider is in the second working position, the first bending portion is pulled away from the negative angle bending portion of the blank.
In one possible implementation, the floating stock plate includes a floating plate, an insert disposed on the floating plate for positioning the blank, and a resilient support for supporting the floating plate.
In one possible implementation, the side pushing slide is provided with a planar structure on the side facing the floating material plate for pressing the blank.
In one possible implementation manner, a first wedge block is arranged at one end of the side pushing sliding block away from the first bending part, a second wedge block matched with the first wedge block is arranged at one end of the inclined shovel facing the upper die set, and the second wedge block is used for extruding the first wedge block so that the side pushing sliding block moves towards the elastic piece.
In one possible implementation, an end of the floating plate facing the side pushing slider is provided with a relief for receiving the first wedge block.
In one possible implementation manner, the upper die set further comprises a limiting block arranged on the stripper plate, wherein the limiting block is provided with a first limiting surface; the inclined shovel is provided with a second limiting surface, and the second limiting surface is used for abutting against the first limiting surface.
In one possible implementation, a useful wear block is provided on the stripper plate, the wear block being in abutment with the side-pushing slide.
In one possible implementation, the elastic member is a nitrogen spring.
In a second aspect, embodiments of the present application provide a continuous stamping forming machine comprising a negative angle bending stamping die as previously described.
According to the negative angle bending stamping die provided by the embodiment of the application, the negative angle bending stamping die moves towards the lower die set along the first direction through the upper die set, the blank is clamped between the side pushing slide block and the floating material plate, the side pushing slide block is extruded by the inclined shovel to enable the side pushing slide block to slide along the second direction towards the elastic piece, the first bending part on the side pushing slide block is matched with the second bending part on the bending punch to complete negative angle bending of the blank, the elastic piece pushes the side pushing slide block to reset along the second direction in the resetting process of the upper die set, and the floating material plate can be lifted along with the side pushing slide block to enable the blank to be located between the side pushing slide block and the floating material plate, so that occupied space is reduced, negative angle bending of a product in a small space is effectively applicable, and practicability is improved.
Drawings
In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, a brief description will be given below of the drawings that are needed in the embodiments or the prior art descriptions, and it is obvious that the drawings in the following description are some embodiments of the present application, and that other drawings can be obtained according to these drawings without inventive effort for a person skilled in the art. In addition, in the drawings, like parts are designated with like reference numerals and the drawings are not drawn to actual scale.
Fig. 1 shows a schematic plan view of a negative angle bending stamping die according to an embodiment of the present application;
fig. 2 is a schematic structural diagram of a negative angle bending stamping die for bending a blank according to an embodiment of the present application;
fig. 3 shows a flowchart of bending a blank by using a negative angle bending stamping die according to an embodiment of the present application.
Reference numerals illustrate:
x, a first direction; y, second direction; a. blank material;
1. an upper die set; 11. a stripper plate; 111. a wear block; 12. laterally pushing the sliding block; 121. a first bending part; 122. a planar structure; 123. a first wedge block; 13. an elastic member; 14. a limiting block; 141. a first limiting surface;
2. a lower die set; 21. bending the punch; 211. a second bending part; 22. a floating material plate; 221. a floating plate; 2211. a yielding part; 222. an insert; 23. an inclined shovel; 231. a second wedge block; 232. and the second limiting surface.
Detailed Description
For the purposes of making the objects, technical solutions and advantages of the embodiments of the present application more clear, the technical solutions of the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is apparent that the described embodiments are some embodiments of the present application, but not all embodiments. All other embodiments, which can be made by one of ordinary skill in the art without undue burden from the present disclosure, are within the scope of the present application based on the embodiments herein.
Fig. 1 shows a schematic plan view of a negative angle bending stamping die according to an embodiment of the present application; fig. 2 is a schematic structural diagram of a negative angle bending stamping die for bending a blank according to an embodiment of the present application; fig. 3 shows a flowchart of bending a blank by using a negative angle bending stamping die according to an embodiment of the present application.
As shown in fig. 1 to 3, an embodiment of the present application provides a negative angle bending stamping die, including: an upper die set 1 and a lower die set 2, wherein:
the upper die set 1 can move along a first direction X, the upper die set 1 comprises a stripper plate 11, a side pushing slide block 12 and an elastic piece 13, wherein the side pushing slide block 12 and the elastic piece 13 are arranged on the stripper plate 11, the side pushing slide block 12 is arranged on the stripper plate 11 in a sliding manner along a second direction Y, a first bending part 121 is arranged at one end of the side pushing slide block 12 along the second direction Y, and the movable end of the elastic piece 13 is connected with the side pushing slide block 12 and used for pushing the side pushing slide block 12 to slide along the second direction Y.
The lower die set 2 and the upper die set 1 are oppositely arranged about the first direction X, the lower die set 2 comprises a bending punch 21, a floating material plate 22 and an inclined shovel 23, the floating material plate 22 is arranged in a floating mode along the first direction X and is used for supporting blanks, one end of the bending punch 21, which faces the upper die set 1, is provided with a second bending portion 211 matched with the first bending portion 121, and the inclined shovel 23 is used for extruding the side pushing sliding block 12 so that the side pushing sliding block 12 slides along the second direction Y towards the elastic piece 13.
Wherein the first direction X and the second direction Y are perpendicular to each other.
In this application, move down the die set 2 along first direction X through last die set 1, press from both sides blank a between side pushing slide 12 and floating flitch 22, make side pushing slide 12 slide towards elastic component 13 along second direction Y through the extrusion of oblique shovel 23 side pushing slide 12, through the first portion of bending 121 on side pushing slide 12 with the second portion of bending 211 cooperation on the drift 21 of bending, accomplish the negative angle bending of blank a, the in-process elastic component 13 that goes up die set 1 and resets promotes side pushing slide 12 along second direction Y and resets, floating flitch 22 can be along with side pushing slide 12 lift so that blank a is located between side pushing slide 12 and the floating flitch 22, thereby reduce occupation space, effectively be applicable to less space's product negative angle bending, improve the practicality.
Specifically, the negative angle bending of the blank a is completed through the cooperation of the side pushing slide block 12 and the bending punch 21, the blank a is fixed on the floatable floating material plate 22, the space of the lower die set 2 can be effectively and fully utilized, and therefore the limited space of the stamping die is fully utilized.
In some embodiments, the side-pushing slider 12 includes a first working position and a second working position along the second direction Y, when the side-pushing slider 12 is in the first working position, a bending gap for accommodating the blank a is left between the first bending portion 121 and the second bending portion 211, and when the side-pushing slider 12 is in the second working position, the first bending portion 121 withdraws from the negative angle bending portion of the blank a.
In this application, when last mould module 1 moves down along first direction X, oblique shovel 23 extrudees side push slider 12 for side push slider 12 slides to first working position to the left, accomplishes blank a's negative angle bending under the cooperation of first portion of bending 121 and second portion of bending 211, and when last mould module 1 moved up along first direction X, elastic component 13 promoted side push slider 12 to move to the second working position right, and the first portion of bending 121 of side push slider 12 just took out blank a's negative angle portion of bending this moment, conveniently got the material.
In addition, the blank a is positioned between the side pushing slide block 12 and the floating material plate 22 in the bending process, so that the blank a can be fixed, and the first bending part 121 is effectively pulled away from the negative angle bending part of the blank a when the side pushing slide block 12 moves rightwards.
In some embodiments, the float plate 22 includes a float plate 221, an insert 222 disposed on the float plate 221, and an elastic support for supporting the float plate 221, the insert 222 for positioning the blank a.
In this application, blank a is positioned on mold insert 222, and floating plate 221 supports through elastic support piece (not shown), can follow vertical direction and reciprocate, when side push slider 12 pushes down blank a, drives floating plate 221 and blank a and together move down, when the side push slider 12 that bends of accomplishing blank a upwards moves, floating plate 221 floats to initial position under elastic support piece's elastic support effect, conveniently takes out the work piece after bending.
In some embodiments, the side push slide 12 is provided with a planar structure 122 on the side facing the floating web 22 for compacting the blank a.
In this application, the bottom of side pushing slider 12 is planar structure 122, and side pushing slider 12 moves down to planar structure 122 and blank a subsides tightly, then slides to the left under the effect of oblique shovel 23, and planar structure 122 can make take place relative slip between side pushing slider 12 and the blank a, and floating flitch 22 moves down along with side pushing slider 12 for the pressure between side pushing slider 12 and the blank a is unlikely to great, and the frictional force between side pushing slider 12 and the blank a is just very little yet, guarantees that side pushing slider 12 can slide in the surface of blank a in order to carry out negative angle bending to blank a.
In some embodiments, the end of the side pushing slider 12 away from the first bending portion 121 is provided with a first wedge block 123, the end of the inclined shovel 23 facing the upper die set 1 is provided with a second wedge block 231 matching the first wedge block 123, and the second wedge block 231 is used for pressing the first wedge block 123 to move the side pushing slider 12 toward the elastic member 13.
In this application, when the side pushing slider 12 moves downward, the first wedge block 123 abuts against the second wedge block 231, and the moving direction of the side pushing slider 12 is changed by matching the first wedge block 123 with the second wedge block 231, so that the side pushing slider 12 moves leftward while moving downward, and the lateral movement of the side pushing slider 12 is realized, so that the first bending portion 121 and the second bending portion 211 match to complete the negative angle bending of the blank a.
In some embodiments, the end of the floating plate 221 facing the side pushing slider 12 is provided with a relief 2211 for receiving the first wedge block 123.
As shown in fig. 1-2, in the present application, the first wedge block 123 that moves horizontally to the left is yielded by the yield portion 2211 on the floating plate 221, so that the floating plate 221 is prevented from obstructing the side pushing slider 12 to move in the horizontal direction, and the space distance can be further compressed, and the occupied space is reduced.
In some embodiments, the upper die set 1 further includes a limiting block 14 disposed on the stripper plate 11, where the limiting block 14 has a first limiting surface 141; the inclined shovel 23 has a second limiting surface 232, and the second limiting surface 232 is used for abutting against the first limiting surface 141.
In this application, when going up mould module 1 downwardly moving, the first spacing face 141 of stopper 14 is laminated with the second spacing face 232 of oblique shovel 23, can carry out spacingly to last mould module 1, guarantees the stability when going up mould module 1 and removes, and then guarantees the cooperation precision of last mould module 1 and lower mould module 2.
In some embodiments, the stripper plate 11 is provided with a wear block 111, and the wear block 111 abuts the side-pushing slide 12.
Specifically, be provided with the slide of horizontal direction on the last mould module 1, the side pushes away slider 12 slip and sets up in the slide, and wear-resisting piece 111 sets up in the slide, through wear-resisting piece 111 and side push away slider 12 relative slip, reduces to push away slider 12 and stripper 11 and causes wearing and tearing, increase of service life, wear-resisting piece 111 later stage can be changed.
In some embodiments, the resilient member 13 is a nitrogen spring.
In this application, the nitrogen spring has ultimate elongation, and when the nitrogen spring stretches to extreme length, the side pushing slider 12 just is located the second working position in second direction Y, and the nitrogen spring is responsible for pushing the side pushing slider 12 to extreme position along second direction Y right to guarantee that first bending portion 121 can take out the negative angle bending portion of work piece completely.
This negative angle stamping die that bends moves down die set 2 along first direction X through last die set 1, press from both sides blank a between side push slider 12 and floating flitch 22, make side push slider 12 slide along second direction Y towards elastic component 13 through the extrusion of oblique shovel 23 side push slider 12, through the cooperation of the first portion of bending 121 on side push slider 12 and the second portion of bending 211 on the drift 21 of bending, accomplish the negative angle bending of blank a, the in-process elastic component 13 that goes up die set 1 and resets promotes side push slider 12 along second direction Y, floating flitch 22 can be along with side push slider 12 lift so that blank a is located between side push slider 12 and the floating flitch 22, thereby reduce occupation space, effectively be applicable to less space's product negative angle bending, improve the practicality.
The embodiment of the application provides a continuous stamping forming machine, which comprises the negative-angle bending stamping die.
In this application, go up mould module 1 and be located directly over lower mould module 2, drive through elevating system and go up mould module 1 and move down, accomplish the negative angle to blank a and bend. The first bending part 121 of the side pushing slide block 12 is matched with the second bending part 211 of the bending punch 21 to complete the negative angle bending of the blank a, after the bending is completed, the side pushing slide block 12 is separated from the negative angle bending part of the workpiece, and the floating material plate 22 can move up and down along with the side pushing slide block 12, so that the blank a can be effectively adapted to the operation in a small space in continuous stamping operation, and the practicability is improved.
It should be noted that references in the specification to "one embodiment," "an example embodiment," "some embodiments," etc., indicate that the embodiment described may include a particular feature, structure, or characteristic, but every embodiment may not necessarily include the particular feature, structure, or characteristic. Moreover, such phrases are not necessarily referring to the same embodiment. Furthermore, when a particular feature, structure, or characteristic is described in connection with an embodiment, it is submitted that it is within the knowledge of one skilled in the art to effect such feature, structure, or characteristic in connection with other embodiments whether or not explicitly described.
It should be readily understood that the terms "on … …", "above … …" and "above … …" in this disclosure should be interpreted in the broadest sense such that "on … …" means not only "directly on something", but also includes "on something" with intermediate features or layers therebetween, and "above … …" or "above … …" includes not only the meaning "on something" or "above" but also the meaning "above something" or "above" without intermediate features or layers therebetween (i.e., directly on something).
Further, spatially relative terms, such as "below," "beneath," "above," "over," and the like, may be used herein for ease of description to describe one element or feature's relationship to another element or feature as illustrated. Spatially relative terms are intended to encompass different orientations of the device in use or operation in addition to the orientation depicted in the figures. The device may have other orientations (rotated 90 degrees or at other orientations), and the spatially relative descriptors used herein interpreted accordingly.
It should be noted that in this document, relational terms such as "first" and "second" and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, 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 one … …" does not exclude the presence of other like elements in a process, method, article, or apparatus that comprises the element.
Finally, it should be noted that: the above embodiments are only for illustrating the technical solution of the present application, and not for limiting the same; although the present application has been described in detail with reference to the foregoing embodiments, it should be understood by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or some or all of the technical features thereof can be replaced by equivalents; such modifications and substitutions do not depart from the spirit of the corresponding technical solutions from the scope of the technical solutions of the embodiments of the present application.
Claims (10)
1. Negative angle stamping die that bends, its characterized in that includes:
the upper die set (1) can move along a first direction, the upper die set (1) comprises a stripper plate (11), a side pushing slide block (12) and an elastic piece (13), wherein the side pushing slide block (12) is arranged on the stripper plate (11) in a sliding manner along a second direction, a first bending part (121) is arranged at one end of the side pushing slide block (12) along the second direction, and the movable end of the elastic piece (13) is connected with the side pushing slide block (12) and is used for pushing the side pushing slide block (12) to slide along the second direction; and
the lower die module (2) is arranged opposite to the upper die module (1) with respect to the first direction, the lower die module (2) comprises a bending punch (21), a floating material plate (22) and an inclined shovel (23), the floating material plate (22) is arranged in a floating mode along the first direction and is used for supporting blanks, a second bending part (211) matched with the first bending part (121) is arranged at one end of the bending punch (21) facing the upper die module (1), and the inclined shovel (23) is used for extruding the side pushing sliding block (12) so that the side pushing sliding block (12) slides along the second direction towards the elastic piece (13);
wherein the first direction and the second direction are perpendicular to each other.
2. The negative angle bending stamping die according to claim 1, wherein the side pushing slider (12) comprises a first working position and a second working position along the second direction, when the side pushing slider (12) is in the first working position, a bending gap for accommodating the blank is left between the first bending portion (121) and the second bending portion (211), and when the side pushing slider (12) is in the second working position, the first bending portion (121) is pulled away from the negative angle bending portion of the blank.
3. The negative angle bending stamping die of claim 1, wherein the floating stock plate (22) comprises a floating plate (221), an insert (222) disposed on the floating plate (221), and an elastic support for supporting the floating plate (221), the insert (222) being for positioning the blank.
4. A negative angle bending stamping die according to claim 3, characterized in that the side pushing slide (12) is provided with a planar structure (122) towards the side of the floating stock plate (22) for compacting the blank.
5. A negative angle bending stamping die according to claim 3, characterized in that a first wedge (123) is provided at an end of the side pushing slider (12) away from the first bending portion (121), a second wedge (231) cooperating with the first wedge (123) is provided at an end of the inclined shovel (23) facing the upper die set (1), and the second wedge (231) is used for pressing the first wedge (123) so that the side pushing slider (12) moves toward the elastic member (13).
6. The negative angle bending stamping die as claimed in claim 5, characterized in that an end of the floating plate (221) facing the side pushing slide (12) is provided with a relief (2211) for receiving the first wedge (123).
7. The negative angle bending stamping die of claim 1, wherein the upper die set (1) further comprises a limiting block (14) arranged on the stripper plate (11), the limiting block (14) having a first limiting surface (141);
the inclined shovel (23) is provided with a second limiting surface (232), and the second limiting surface (232) is used for abutting against the first limiting surface (141).
8. The negative angle bending stamping die according to claim 1, characterized in that a useful wear block (111) is arranged on the stripper plate (11), and the wear block (111) is abutted with the side pushing slide block (12).
9. Negative angle bending stamping die according to claim 1, characterized in that the elastic member (13) is a nitrogen spring.
10. A continuous press forming machine comprising a negative angle bending press die as claimed in any one of claims 1 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320210851.3U CN219401937U (en) | 2023-02-01 | 2023-02-01 | Negative angle bending stamping die and continuous stamping forming machine |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202320210851.3U CN219401937U (en) | 2023-02-01 | 2023-02-01 | Negative angle bending stamping die and continuous stamping forming machine |
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| CN219401937U true CN219401937U (en) | 2023-07-25 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117548545A (en) * | 2024-01-12 | 2024-02-13 | 德阳华智精密科技有限公司 | Dovetail groove stamping die |
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2023
- 2023-02-01 CN CN202320210851.3U patent/CN219401937U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117548545A (en) * | 2024-01-12 | 2024-02-13 | 德阳华智精密科技有限公司 | Dovetail groove stamping die |
| CN117548545B (en) * | 2024-01-12 | 2024-04-02 | 德阳华智精密科技有限公司 | Dovetail groove stamping die |
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