CN222242219U - Punching blanking die - Google Patents
Punching blanking die Download PDFInfo
- Publication number
- CN222242219U CN222242219U CN202420714382.3U CN202420714382U CN222242219U CN 222242219 U CN222242219 U CN 222242219U CN 202420714382 U CN202420714382 U CN 202420714382U CN 222242219 U CN222242219 U CN 222242219U
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- Prior art keywords
- die
- punching
- concave
- blanking
- hole
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- 238000004080 punching Methods 0.000 title claims abstract description 79
- 230000007704 transition Effects 0.000 claims abstract description 26
- 239000000463 material Substances 0.000 claims abstract description 11
- 230000000149 penetrating effect Effects 0.000 claims description 23
- 238000000034 method Methods 0.000 abstract description 7
- 238000005520 cutting process Methods 0.000 abstract description 6
- 230000000694 effects Effects 0.000 abstract description 4
- 230000008569 process Effects 0.000 abstract description 3
- 150000001875 compounds Chemical class 0.000 abstract 1
- 238000007493 shaping process Methods 0.000 abstract 1
- 238000009966 trimming Methods 0.000 description 8
- 230000009471 action Effects 0.000 description 6
- 238000010586 diagram Methods 0.000 description 4
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000003139 buffering effect Effects 0.000 description 1
- 238000005266 casting Methods 0.000 description 1
- 239000000919 ceramic Substances 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 238000000748 compression moulding Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 229920006351 engineering plastic Polymers 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 238000005242 forging Methods 0.000 description 1
- 238000001746 injection moulding Methods 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000004663 powder metallurgy Methods 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 239000005060 rubber Substances 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Landscapes
- Perforating, Stamping-Out Or Severing By Means Other Than Cutting (AREA)
Abstract
The utility model relates to the technical field of dies, in particular to a punching blanking die which comprises a fixing belt body, wherein a pipe fixing box is fixedly connected to the outer side surface of the fixing belt body. The utility model provides a blanking die punches a hole, when punching a hole, place the work piece that needs processing to punch a hole on the concave-convex die, press downwards by the upper die holder direction, the buffer rod is gradually contracted this moment, first by transition backing plate and concave-convex die contact, the concave-convex die upper end part and wait to punch a hole work piece enter into the transition backing plate this moment, and unnecessary concave-convex die's work piece rim charge will be extruded in the outer lane of concave-convex die, cut out the limit by the blank piece and handle, after the transition backing plate reaches the assigned position, will be spacing by spacing post, because of punch a hole and spring through connection, the upper die pad atress extrudes the spring, the spring extrudes the die because of elasticity effect, the die drives the ejector pad rather than fixed, ejector pad extrudees under the effect of spring and withstands the work piece that waits to punch a hole, make waiting to punch a hole work piece can not remove, then punch a hole to the work piece by the punch a hole, after punching a hole, the hole pattern material that punches out can fall out from the blanking mouth through the stamping die design of blanking compound process, realize cutting a hole and blanking, one-time shaping.
Description
Technical Field
The utility model relates to the technical field of dies, in particular to a punching blanking die.
Background
The die is a tool for making a blank into a workpiece with a specific shape and size under the action of external force, and is widely used for blanking, die forging, cold heading, extrusion, powder metallurgy workpiece pressing, pressure casting and compression molding or injection molding of engineering plastics, rubber, ceramics and other products.
However, most of existing punching and blanking dies do not have the integrated operation of punching, trimming and blanking, and often, a punching machine is used for punching materials first, trimming is performed on the materials after punching, the working efficiency is slow, and the punching and blanking die is not suitable for batch processing of punching parts requiring punching and blanking procedures.
Disclosure of utility model
The utility model aims to provide a punching blanking die, which solves the problems that most of the existing punching blanking dies provided in the prior art do not have integral operation of punching, trimming and blanking, a punching machine is often used for punching materials, trimming is carried out after punching, the working efficiency is slow, and the die is not suitable for batch processing of punched parts requiring punching and blanking procedures.
In order to achieve the above purpose, the punching blanking die comprises a lower die holder, wherein a lower die backing plate is tightly attached to the upper surface of the lower die holder, a concave-convex die fixing plate is tightly attached to the upper surface of the lower die backing plate, a concave-convex die is fixedly connected to the inner side surface of the concave-convex die fixing plate, a blanking block is fixedly connected to one side surface of the concave-convex die fixing plate, a blanking port is formed in the outer side surface of the concave-convex die, a limit column is fixedly connected to the upper surface of the lower die holder, a buffer rod is fixedly connected to the upper surface of the lower die holder, an upper die holder is fixedly connected to one side surface of the upper die holder in a penetrating manner, an upper die backing plate is tightly attached to one side surface of the upper die backing plate, a spring is fixedly connected to the lower surface of the upper die backing plate, a material block is fixedly connected to one side surface of the concave die fixing plate, a material block is fixedly connected to one side surface of the concave die is fixedly connected to the punch, a limit groove is formed in one side surface of the concave die, and a limit groove is formed in the side surface of the concave die is fixedly connected to the top surface of the upper die.
Preferably, the buffer rods are symmetrically arranged with the central axis of the lower die holder, and two groups of limiting columns are arranged on the upper surface of the lower die holder.
Preferably, the upper die pad plate and the spring form a telescopic structure, and the upper die pad plate forms a telescopic structure through the spring and the male die fixing plate.
Preferably, the spring and the male die fixing plate are connected in a penetrating manner, and the spring and the limiting groove form a telescopic structure.
Preferably, the punching male die is connected with the through hole in a penetrating way, and the punching male die is connected with the jacking block in a penetrating way.
Preferably, the outer wall size of the ejector block is identical with the inner wall size of the transition pad, and the outer wall size of the punching male die is identical with the inner wall size of the ejector block.
Preferably, the outer wall size of the blanking port is identical with the inner wall size of the punching male die, and the outer wall size of the concave male die is identical with the inner wall size of the transition pad.
Preferably, the upper positioning column is connected with the upper die cushion plate in a penetrating way, and the upper positioning column is connected with the transition cushion plate in a penetrating way.
Compared with the prior art, the punching blanking die has the beneficial effects that a workpiece to be processed and punched is placed on the concave-convex die during punching and punching, the upper die base presses downwards in the direction of the lower die base, the buffer rod gradually contracts at the moment, the transition pad plate is contacted with the concave-convex die, at the moment, the upper end part of the concave-convex die and the workpiece to be punched enter the transition pad plate, the workpiece rim of the redundant concave-convex die is extruded on the outer ring of the concave-convex die, the trimming is carried out by the blanking block, after the transition pad plate reaches a designated position, the workpiece rim is limited by the limiting column, the upper die pad plate is stressed to extrude the spring due to the penetrating connection of the punching convex die and the spring, the spring extrudes the concave die due to the elastic force, the concave die drives the jacking block to extrude the workpiece to be punched under the action of the spring, the workpiece to be punched cannot move, then the workpiece is punched by the punching convex die, after the punching block, the punched hole pattern material falls out from the blanking port, and the trimming and one-step forming is realized through the design of the punching die of the blanking composite procedure.
Drawings
FIG. 1 is a schematic diagram of the overall side view of the present utility model;
FIG. 2 is a schematic diagram of the mutual matching structure of the female die and the limit groove;
FIG. 3 is a schematic view of the interaction structure of the roof block and the transition pad of the present utility model;
FIG. 4 is a schematic diagram showing the mutual matching structure of the male and female dies and the cutting block;
fig. 5 is a schematic diagram of the mutual matching structure of the punching male die and the ejector block.
The drawing shows that the die comprises a lower die holder 1, a lower die backing plate 2, a die fixing plate 3, a concave-convex die 4, a cutting block 5, a blanking port 7, a limit column 8, a buffer rod 9, an upper die holder 10, an upper locating column 11, an upper die backing plate 12, a spring 13, a male die fixing plate 14, a punching male die 15, a female die 16, a limit groove 17, a through hole 18, a jacking block 19 and a transition backing plate.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Referring to fig. 1-5, the present utility model provides a technical solution: the punching blanking die comprises a lower die holder 1, a lower die backing plate 2 is tightly attached to the upper surface of the lower die holder 1, a concave-convex die fixing plate 3 is tightly attached to the upper surface of the lower die backing plate 2, a concave-convex die 4 is fixedly connected to the inner side surface of the concave-convex die fixing plate 3, a blanking block 5 is fixedly connected to one side surface of the concave-convex die fixing plate 3, a blanking port 6 is formed on the outer side surface of the concave-convex die 4, a limit post 7 is fixedly connected to the upper surface of the lower die holder 1, a buffer rod 8 is fixedly connected to the upper surface of the lower die holder 1, an upper die holder 9 is fixedly connected to one end outer side surface of the buffer rod 8, an upper positioning post 10 is penetratingly connected to one side surface of the upper die holder 9, an upper die backing plate 11 is tightly attached to one side surface of the upper die backing plate 11, a spring 12 is fixedly connected to the lower surface of the upper die backing plate 11, a punch fixing plate 13 is tightly attached to one side surface of the upper die cushion plate 11, a punching punch 14 is fixedly connected to one side surface of the punch fixing plate 13, a female die 15 is connected to the punching punch 14 in a penetrating manner, a limit groove 16 is formed in one side surface of the female die 15, a through hole 17 is formed in one side surface of the limit groove 16, a jacking block 18 is fixedly connected to the lower surface of the female die 15, a transition cushion plate 19 is connected to the outer side surface of the jacking block 18 in a penetrating manner, through the arrangement of the lower die base 1, the lower die cushion plate 2, the concave-convex die fixing plate 3, the concave-convex die 4, the cutting block 5, the blanking port 6, the limit post 7, the buffer rod 8, the upper die base 9, the upper positioning post 10, the upper die cushion plate 11, the spring 12, the punch fixing plate 13, the punching punch 14, the female die 15, the limit groove 16, the through hole 17, the jacking block 18 and the transition cushion plate 19, firstly, when punching, a workpiece to be processed and punched is placed on a concave-convex die 4, the upper die base 9 presses downwards towards the lower die base 1, at the moment, a buffer rod 8 gradually contracts, a transition base plate 19 contacts with the concave-convex die 4, at the moment, the upper end part of the concave-convex die 4 and the workpiece to be punched enter into the transition base plate 19, the workpiece rim charge of the redundant concave-convex die 4 is extruded on the outer ring of the concave-convex die 4, a cutting block 5 is used for trimming, after the transition base plate 19 reaches a designated position, the workpiece is limited by a limiting column 7, the punching convex die 14 is connected with a spring 12 in a penetrating way, the spring 12 is extruded by the upper die base plate 11 under the action of elasticity, the die 15 drives a jacking block 18 fixed with the spring, the jacking block 18 extrudes and props the workpiece to be punched under the action of the spring 12, so that the workpiece to be punched cannot move, then the workpiece is punched by the punching convex die 14, and after the punching convex die 14, the punched hole-shaped material falls out from a blanking hole 6.
Further, buffer rod 8 sets up with the axis symmetry of die holder 1, and spacing post 7 is provided with two sets of in the top surface of die holder 1, through the setting of buffer rod 8 and spacing post 7, in the punching press in-process of upper die holder 9 to die holder 1, buffer rod 8 of both sides can play the buffering when punching press and get the effect between upper die holder 9 and the die holder 1, and spacing post 7 is to the distance between restriction upper die holder 9 and the die holder 1, can prevent to extrude excessively when punching a hole and lead to the work piece to warp.
Further, the upper die cushion plate 11 and the spring 12 form a telescopic structure, the upper die cushion plate 11 forms a telescopic structure through the spring 12 and the male die fixing plate 13, and through the arrangement of the upper die cushion plate 11, the position of the male die fixing plate 13 in the punching and punching process can be guaranteed not to deviate during punching, and the punching position is guaranteed to be accurate.
Further, the spring 12 and the male die fixing plate 13 are connected in a penetrating manner, the spring 12 and the limiting groove 16 form a telescopic structure, and the spring 12 is arranged to buffer during punching, so that the fixing effect on a workpiece to be punched can be enhanced.
Further, the punching male die 14 and the through hole 17 are connected in a penetrating manner, the punching male die 14 and the ejection block 18 are connected in a penetrating manner, the position of the punching male die 14 is limited by the through hole 17 and the ejection block 18 through the arrangement of the punching male die 14, the punching position is ensured to be accurate, and meanwhile the ejection block 18 can press a workpiece to be punched, and displacement and hole position deviation are placed.
Further, the outer wall size of the ejector block 18 is matched with the inner wall size of the transition pad 19, the outer wall size of the punching male die 14 is matched with the inner wall size of the ejector block 18, and the ejector block 18 is more stable in fixing a workpiece to be punched in the punching process through the arrangement of the ejector block 18 and the punching male die 14.
Further, the outer wall size of the blanking hole 6 is matched with the inner wall size of the punching male die 14, the outer wall size of the concave-convex die 4 is matched with the inner wall size of the transition pad 19, and the punching workpiece can be directly discharged after punching the hole through the arrangement of the blanking hole 6 and the concave-convex die 4, so that a certain working efficiency is provided.
Further, the upper positioning column 10 is in penetrating connection with the upper die cushion plate 11, the upper positioning column 10 is in penetrating connection with the transition cushion plate 19, and the punching position is more accurate and the direction cannot be deviated through the arrangement of the upper positioning column 10.
Firstly, when punching, a workpiece to be processed and punched is placed on a concave-convex die 4, an upper die seat 9 presses downwards in the direction of a lower die seat 1, at the moment, a buffer rod 8 gradually contracts, a transition base plate 19 is firstly contacted with the concave-convex die 4, at the moment, the upper end part of the concave-convex die 4 and the workpiece to be punched enter the transition base plate 19, the workpiece rim charge of the redundant concave-convex die 4 is extruded on the outer ring of the concave-convex die 4, a cutting block 5 is used for trimming, after the transition base plate 19 reaches a specified position, the workpiece to be punched is limited by a limiting column 7, the punching convex die 14 is connected with a spring 12 in a penetrating way, the upper die base plate 11 presses the spring 12 under the action of elasticity, the spring 12 presses a concave die 15, the concave die 15 drives a jacking block 18 fixed with the die, the jacking block 18 presses against the workpiece to be punched under the action of the spring 12, the workpiece to be punched cannot move, then the workpiece to be punched is punched by the punching convex die 14, and after the punching, the punched hole pattern material falls out from a blanking hole 6.
Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (8)
1. The punching blanking die comprises a lower die holder (1) and is characterized in that a lower die base plate (2) is tightly attached to the upper surface of the lower die holder (1), an concave-convex die fixing plate (3) is tightly attached to the upper surface of the lower die base plate (2), a concave-convex die (4) is fixedly connected to the inner side surface of the concave-convex die fixing plate (3), a blanking block (5) is fixedly connected to one side surface of the concave-convex die fixing plate (3), a blanking port (6) is formed in the outer side surface of the concave-convex die (4), a limit post (7) is fixedly connected to the upper surface of the lower die holder (1), a buffer rod (8) is fixedly connected to the upper surface of the lower die holder (1), an upper die holder (9) is fixedly connected to the outer side surface of one end of the buffer rod (8), an upper die base (9) is fixedly connected to one side surface of the upper die base (10) in a penetrating manner, an upper die base plate (11) is tightly connected to one side surface of the upper die base (9), a lower surface of the upper die base plate (11) is fixedly connected to a blanking port (6), a limit post (7) is fixedly connected to the upper surface of the upper die base (11), a punch plate (14) is fixedly connected to one side of the punch die (13), limiting grooves (16) are formed in one side surface of the female die (15), through holes (17) are formed in one side surface of the limiting grooves (16), material jacking blocks (18) are fixedly connected to the lower surface of the female die (15), and transition base plates (19) are connected to the outer side surfaces of the material jacking blocks (18) in a penetrating mode.
2. The punching blanking die of claim 1 is characterized in that the buffer rods (8) are symmetrically arranged with the central axis of the lower die holder (1), and two groups of limiting columns (7) are arranged on the upper surface of the lower die holder (1).
3. The punching blanking die according to claim 1, wherein the upper die cushion plate (11) and the spring (12) form a telescopic structure, and the upper die cushion plate (11) forms a telescopic structure through the spring (12) and the male die fixing plate (13).
4. The punching blanking die of claim 1, wherein the spring (12) and the male die fixing plate (13) are connected in a penetrating manner, and the spring (12) and the limit groove (16) form a telescopic structure.
5. A punching blanking die as claimed in claim 1, characterized in that the punching punch (14) is connected with the through hole (17) in a penetrating manner, and the punching punch (14) is connected with the ejector block (18) in a penetrating manner.
6. The punching blanking die of claim 1, wherein the outer wall size of the ejector block (18) is matched with the inner wall size of the transition pad (19), and the outer wall size of the punching male die (14) is matched with the inner wall size of the ejector block (18).
7. The punching blanking die according to claim 1, wherein the outer wall size of the blanking port (6) is matched with the inner wall size of the punching male die (14), and the outer wall size of the female and male dies (4) is matched with the inner wall size of the transition pad (19).
8. A punching blanking die as claimed in claim 1, characterized in that the upper positioning column (10) is connected with the upper die cushion plate (11) in a penetrating manner, and the upper positioning column (10) is connected with the transition cushion plate (19) in a penetrating manner.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202420714382.3U CN222242219U (en) | 2024-04-08 | 2024-04-08 | Punching blanking die |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202420714382.3U CN222242219U (en) | 2024-04-08 | 2024-04-08 | Punching blanking die |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN222242219U true CN222242219U (en) | 2024-12-27 |
Family
ID=94007912
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202420714382.3U Active CN222242219U (en) | 2024-04-08 | 2024-04-08 | Punching blanking die |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN222242219U (en) |
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2024
- 2024-04-08 CN CN202420714382.3U patent/CN222242219U/en active Active
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