CN215355645U - Stamping die with good stamping flatness - Google Patents
Stamping die with good stamping flatness Download PDFInfo
- Publication number
- CN215355645U CN215355645U CN202121100482.XU CN202121100482U CN215355645U CN 215355645 U CN215355645 U CN 215355645U CN 202121100482 U CN202121100482 U CN 202121100482U CN 215355645 U CN215355645 U CN 215355645U
- Authority
- CN
- China
- Prior art keywords
- die
- plate
- stripper plate
- stamping
- detachably
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Landscapes
- Punching Or Piercing (AREA)
Abstract
The utility model discloses a stamping die with good stamping flatness.A bottom end part of an upper die is provided with an upper stripper plate matched with a material piece, two sides of the upper stripper plate are provided with upper die plates, and the upper die plates are in transmission connection with a driving device; the top end of the lower die is provided with a lower die plate adaptive to the material piece, two sides of the lower die plate are provided with movable lower stripper plates, and the lower stripper plates are in transmission connection with the elastic piece. According to the utility model, through the upper stripper plate and the lower template which are arranged on the material part and are adaptive to each other, the upper end surface and the lower end surface of the material part can be compressed before the punching process so as to compress the material part to avoid or reduce the deformation of the material part and improve the flatness of the punched material part; through arranging the movable upper template and the lower stripper plate, the waste around the material piece can be punched continuously; through setting up the elastic component, can rely on the reaction force to get rid of the burr of punching the tangent plane when the punch press down force is eliminated, promote die-cut quality to avoid subsequent correction process, promote die-cut efficiency.
Description
Technical Field
The utility model relates to the technical field of stamping dies, in particular to a stamping die with good stamping flatness.
Background
The stamping die is a main processing tool in a stamping forming process, is matched with a punch press to stamp various plates, and has high efficiency and stable quality.
In the stamping forming production, the phenomena of upwarp deformation, notch burrs and the like after the plate is formed are common bad stamping phenomena, and can be removed through the subsequent leveling procedure and the deburring procedure so as to improve the quality of products. However, in the processing mode, extra labor and equipment are required to be arranged for operation, so that the production cost is improved, and the production efficiency is reduced; in the current intense market competition environment, the processing mode and the stamping die cannot meet the requirements of production enterprises.
SUMMERY OF THE UTILITY MODEL
Aiming at the problems in the prior art, the utility model provides the stamping die with good stamping flatness, which can compress the upper end surface and the lower end surface of a material part before the stamping process so as to compress the material part to avoid or reduce the deformation of the material part and improve the flatness of the material part after stamping; and the burrs of the punching surface are removed by means of the punching reaction force, so that the punching quality is improved, and the punching efficiency is improved.
In order to solve the technical problems, the utility model adopts a technical scheme as follows:
a stamping die with good stamping flatness comprises an upper die and a lower die which are matched, wherein an upper stripper plate matched with a material piece is detachably and fixedly arranged at the bottom end part of the upper die, movable upper die plates are respectively arranged at two sides of the upper stripper plate, each upper die plate is in transmission connection with a driving device detachably and fixedly arranged on the upper die, and each driving device can drive one upper die plate to move along the die assembly direction; the top end of the lower die is detachably and fixedly provided with a lower die plate adaptive to the material piece, two sides of the lower die plate are respectively provided with a movable lower stripper plate, each lower stripper plate is in transmission connection with an elastic piece detachably and fixedly arranged on the lower die, and each elastic piece can transmit one lower stripper plate to move along the die closing direction.
As a further elaboration of the above technical solution:
in the technical scheme, the upper die comprises an upper die base plate, an upper hollow plate, an upper base plate, an upper clamping plate and an upper stripper plate which are detachably and fixedly connected from top to bottom, wherein the upper hollow plate is provided with two first through holes which can be matched with the driving device, the upper base plate is provided with two second through holes which extend along the die closing direction, and the upper clamping plate is provided with two third through holes which extend along the die closing direction; each driving device is arranged in one first through hole and is detachably and fixedly connected with the upper die base plate, and the output end of each driving device penetrates one second through hole and one third through hole respectively and is detachably and fixedly connected with one upper die plate.
In the technical scheme, the distance between each upper template and each upper stripper plate is less than 1 time of the thickness of a material part; when each driving device is in a non-working state, the bottom end surface of each upper template is higher than the bottom end surface of the upper stripper plate.
In the technical scheme, the lower die comprises a lower die seat plate, a lower clamping plate and a lower die plate which are detachably and fixedly connected from bottom to top, the elastic pieces are arranged on two sides of the lower die plate on the lower clamping plate, and the upper end of each elastic piece is detachably and fixedly connected with one lower stripper plate.
In the technical scheme, the distance between each lower stripper plate and the lower template is less than or equal to 2 times of the thickness of a material part; when each elastic piece is in a normal state, the top end surface of each lower stripper plate is higher than the top end surface of the lower template.
In the above technical solution, the driving device is one of a servo motor, a cylinder, and an oil hydraulic cylinder; the elastic part is more than one spring.
Compared with the prior art, the utility model has the beneficial effects that: through the upper stripper plate and the lower template which are arranged on the material part in a matched mode, the upper end face and the lower end face of the material part can be compressed before the punching process, so that the material part is compressed to avoid or reduce deformation of the material part, and the flatness of the punched material part is improved; through arranging the movable upper template and the lower stripper plate, the waste around the material piece can be punched continuously; through setting up the elastic component, can rely on the reaction force to get rid of the burr of punching the tangent plane when the punch press down force is eliminated, promote die-cut quality to avoid subsequent correction process, promote die-cut efficiency.
Drawings
Fig. 1 is a schematic structural view of the present invention.
In the figure:
100. an upper die; 11. an upper die base plate; 12. an upper hollow plate; 13. an upper base plate; 14. an upper splint; 15. an upper stripper plate; 16. mounting a template; 17. a drive device; 1. a first through hole; 2. a second through hole; 3. a third through hole; 200. a lower die; 21. a lower die base plate; 22. a lower splint; 23. a lower template; 24. a lower stripper plate; 25. an elastic member.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
The embodiments described by referring to the drawings are exemplary and intended to be used for explaining the present application and are not to be construed as limiting the present application. In the description of the present application, it is to 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," and the like are used in the orientations and positional relationships indicated in the drawings for convenience in describing the present application and for simplicity in description, and are not intended to indicate or imply that the referenced devices or elements must have a particular orientation, be constructed in a particular orientation, and be operated in a particular manner, and thus should not be considered limiting. Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present application, "a plurality" means two or more unless specifically limited otherwise. In this application, unless expressly stated or limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can include, for example, fixed connections, removable connections, or integral connections; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art as appropriate. In this application, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact of the first and second features, or may comprise contact of the first and second features not directly but through another feature in between. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly above and obliquely above the second feature, or simply meaning that the first feature is at a lesser level than the second feature.
As shown in fig. 1, a stamping die with good stamping flatness comprises an upper die 100 and a lower die 200 which are matched, wherein an upper stripper plate 15 matched with a material piece is detachably and fixedly arranged at the bottom end part of the upper die 100, movable upper die plates 16 are respectively arranged at two sides of the upper stripper plate 15, each upper die plate 16 is in transmission connection with a driving device 17 detachably and fixedly arranged on the upper die 100, and each driving device 17 can drive one upper die plate 16 to move along the die assembly direction; the top end portion of the lower die 200 is detachably and fixedly provided with a lower die plate 23 adaptive to the material piece, two sides of the lower die plate 23 are respectively provided with a movable lower stripper plate 24, each lower stripper plate 24 is in transmission connection with an elastic piece 25 detachably and fixedly arranged on the lower die 200, and each elastic piece 25 can transmit each lower stripper plate 24 to move along the die closing direction.
In the embodiment, the stamping die is used for stamping the copper plate radiating fins, and the size profiles of the upper stripper plate 15 and the lower template 23 are the same and are matched with the profile of the radiating fins; in the stamping process, the upper stripper plate 15 and the lower template 23 are matched and pre-pressed at the upper end part and the lower end part of the copper plate, then the upper template 16 is continuously pressed downwards, and the copper plate at the periphery of the material piece and the lower stripper plate 24 are pushed to continuously move downwards to cut or bend the copper plate.
In the technical scheme, the upper die 100 comprises an upper die base plate 11, an upper hollow plate 12, an upper backing plate 13, an upper clamping plate 14 and an upper stripper plate 15 which are detachably and fixedly connected from top to bottom, wherein the upper hollow plate 12 is provided with two first through holes 1 which can be matched with a driving device 17, the upper backing plate 13 is provided with two second through holes 2 which extend along the die closing direction, and the upper clamping plate 14 is provided with two third through holes 3 which extend along the die closing direction; each driving device 17 is installed in a first through hole 1 and detachably and fixedly connected with the upper die plate 11, and the output end of each driving device passes through a second through hole 2 and a third through hole 3 respectively and is detachably and fixedly connected with an upper die plate 16.
In the technical scheme, the distance between each upper template 16 and each upper stripper plate 15 is less than 1 time of the thickness of a material part; when each driving device 17 is in a non-working state, the bottom end surface of each upper template 16 is higher than that of the upper stripper plate 15.
In this embodiment, during the pressing down of the upper mold, the upper stripper plate 15 is limited to contact with the material and perform pre-pressing, and when the pressure reaches 5 tons or more, the driving device 17 drives the upper mold plate 16 to move down to punch the material relative to the upper stripper plate 15. The distance between the upper die plate 16 and the upper stripper plate 15 and the height difference between the two can determine the punching shape (cutting or bending), and can be set according to the actual production situation.
In the above technical scheme, the lower die 200 includes, from bottom to top, a lower die base plate 21, a lower clamp plate 22 and a lower die plate 23 which are detachably and fixedly connected, an elastic element 25 is arranged on the lower clamp plate 22 on two sides of the lower die plate 23, and the upper end of each elastic element 25 is detachably and fixedly connected with a lower stripper plate 24.
In the above technical scheme, the distance between each lower stripper plate 24 and the lower template 23 is less than or equal to 2 times of the thickness of the material piece; when each elastic member 25 is in a normal state, the top end surface of each lower stripper plate 24 is higher than the top end surface of the lower die plate 23.
In the embodiment, the material piece is placed on the lower template 23, and the lower template 23 is matched with the upper stripper plate 15 to clamp the material piece; when the upper die plate 16 moves downwards, the lower stripper plate 24 is pushed to move downwards to cut the material piece, and the elastic piece 25 is synchronously pressed to move downwards. The distance between the lower die plate 23 and the lower stripper plate 24 and the height difference between the two can determine the punching shape (cutting or bending), and can be set according to the actual production condition.
In the above technical solution, the driving device 17 is one of a servo motor, a cylinder, and an oil hydraulic cylinder; the elastic member 25 is one or more springs.
When the material pressing device works, the punch drives the upper die 100 to press towards the lower die 200, the upper stripper plate 15 and the lower die plate 23 firstly contact and press the upper end surface and the lower end surface of a material piece, and the material piece is pressed tightly to avoid or reduce the deformation of the material piece; the punch press continues to pressurize, the driving device 17 pushes the upper die plate 16 to press downwards, the material pieces on the periphery of the upper stripper plate 15 are pushed to move downwards, the lower stripper plate 24 is pressed downwards, the material pieces are extruded and broken or bent, and meanwhile, the elastic piece 25 is pushed to contract and deform. After the process is finished, the punch drives the upper die 100 to move upwards, the elastic piece 25 moves upwards under the action of the rebound force, the material piece is extruded reversely, and burrs on the section can be removed.
The technical scope of the present invention is not limited to the above embodiments, and any modifications, equivalent variations and modifications made to the above embodiments according to the technical spirit of the present invention still fall within the technical scope of the present invention.
Claims (6)
1. A stamping die with good stamping flatness comprises an upper die and a lower die which are matched, and is characterized in that an upper stripper plate matched with a material piece is detachably and fixedly arranged at the bottom end part of the upper die, movable upper die plates are respectively arranged at two sides of the upper stripper plate, each upper die plate is in transmission connection with a driving device detachably and fixedly arranged on the upper die, and each driving device can drive one upper die plate to move along the die assembly direction; the top end of the lower die is detachably and fixedly provided with a lower die plate adaptive to the material piece, two sides of the lower die plate are respectively provided with a movable lower stripper plate, each lower stripper plate is in transmission connection with an elastic piece detachably and fixedly arranged on the lower die, and each elastic piece can transmit one lower stripper plate to move along the die closing direction.
2. The stamping die with good stamping flatness according to claim 1, wherein the upper die comprises an upper die base plate, an upper hollow plate, an upper base plate, an upper clamping plate and the upper stripper plate which are detachably and fixedly connected from top to bottom, the upper hollow plate is provided with two first through holes which can be matched with the driving device, the upper base plate is provided with two second through holes which extend along a die closing direction, and the upper clamping plate is provided with two third through holes which extend along the die closing direction; each driving device is arranged in one first through hole and is detachably and fixedly connected with the upper die base plate, and the output end of each driving device penetrates one second through hole and one third through hole respectively and is detachably and fixedly connected with one upper die plate.
3. The die with good stamping flatness as recited in claim 2, characterized in that the distance between each upper die plate and the upper stripper plate is less than 1 time of the thickness of the material part; when each driving device is in a non-working state, the bottom end surface of each upper template is higher than the bottom end surface of the upper stripper plate.
4. The stamping die with good stamping flatness according to claim 1, wherein the lower die comprises a lower die seat plate, a lower clamping plate and the lower die plate which are detachably and fixedly connected from bottom to top, the elastic pieces are arranged on the lower clamping plate on two sides of the lower die plate, and the upper end of each elastic piece is detachably and fixedly connected with one lower stripper plate.
5. The die with good stamping flatness according to claim 4, wherein the distance between each lower stripper plate and the lower template is less than or equal to 2 times of the thickness of a material part; when each elastic piece is in a normal state, the top end surface of each lower stripper plate is higher than the top end surface of the lower template.
6. A stamping die with good stamping flatness according to any one of claims 1-5, characterized in that the driving device is one of a servo motor, a cylinder and an oil hydraulic cylinder; the elastic part is more than one spring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121100482.XU CN215355645U (en) | 2021-05-21 | 2021-05-21 | Stamping die with good stamping flatness |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121100482.XU CN215355645U (en) | 2021-05-21 | 2021-05-21 | Stamping die with good stamping flatness |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215355645U true CN215355645U (en) | 2021-12-31 |
Family
ID=79630960
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121100482.XU Active CN215355645U (en) | 2021-05-21 | 2021-05-21 | Stamping die with good stamping flatness |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215355645U (en) |
-
2021
- 2021-05-21 CN CN202121100482.XU patent/CN215355645U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN215355681U (en) | Stamping die capable of synchronously punching multiple surfaces | |
| CN215355645U (en) | Stamping die with good stamping flatness | |
| CN210296835U (en) | Stamping die for manufacturing bonding wire connecting terminal | |
| CN210497989U (en) | Die for machining large-scale vehicle body sheet metal part | |
| CN218340783U (en) | Aluminum alloy frame dysmorphism cross-section lateral wall shovel groove mould | |
| CN213256643U (en) | Stamping die who buckles punches a hole step by step | |
| CN216324431U (en) | Multi-station stamping device for producing connector part of double-clutch transmission | |
| CN214719636U (en) | Full-automatic snap ring forming die with anti-rebound and anti-deformation functions | |
| CN210702008U (en) | Radiator main fin cut-out press | |
| CN210547360U (en) | Three-side punching die for LED lamp support | |
| CN210936668U (en) | Punching die for motor support | |
| CN210146775U (en) | Edge punching and forming integrated die | |
| CN210702102U (en) | Stamping forming die for main fins of radiators | |
| CN213613646U (en) | Progressive die for stamping lockset hardware | |
| CN215544268U (en) | Bending stamping die with limiting assembly | |
| CN211727186U (en) | Punch forming mechanism for forming switch terminal | |
| CN216575117U (en) | Punching wedge integrated with material pressing core | |
| CN212822169U (en) | Punching structure and die structure of sheet metal die capable of punching and bending synchronously | |
| CN217700956U (en) | Blanking die | |
| CN218192145U (en) | Four sides riveting mould | |
| CN213162700U (en) | Quick continuous stamping die of car sheet metal component | |
| CN212494863U (en) | Negative clearance stamping device | |
| CN217964349U (en) | Spring pressing type discharging mechanism of multi-station progressive die for sheet metal part of vehicle body | |
| CN211757901U (en) | Automobile door hinge inclined plane waste material excision mould | |
| CN211990491U (en) | Antiskid plate punching forming die |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |