CN217912390U - Blanking die capable of preventing waste material from jumping - Google Patents
Blanking die capable of preventing waste material from jumping Download PDFInfo
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- CN217912390U CN217912390U CN202221680624.9U CN202221680624U CN217912390U CN 217912390 U CN217912390 U CN 217912390U CN 202221680624 U CN202221680624 U CN 202221680624U CN 217912390 U CN217912390 U CN 217912390U
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Abstract
The utility model discloses a can prevent blanking mould of jumping waste material, include: the upper die assembly comprises an upper die base, an upper base plate connected below the upper die base, an upper fixing plate connected below the upper base plate, a material pressing plate connected below the upper fixing plate and a punch penetrating through the upper fixing plate and the material pressing plate; the lower die assembly comprises a lower die base, a lower backing plate connected above the lower die base and a lower die plate connected above the lower backing plate, the lower die plate is provided with a die cavity used for being matched with the punch, the lower backing plate is provided with a waste material channel communicated with the die cavity, and the lower die base is provided with a through hole communicated with the waste material channel; the material sucking assembly comprises an air amplifier connected to the lower die base, a compressed air source communicated with an air inlet pipe of the air amplifier, and a waste pipe communicated with an air outlet end of the air amplifier, wherein the air inlet end of the air amplifier is communicated with the through hole of the lower die base. This scheme can prevent effectively that the mould from jumping the waste material.
Description
Technical Field
The utility model relates to the technical field of mold, specificly a can prevent blanking mould of jumping waste material.
Background
In the press production, a die used for blanking is called a blanking die. The main task of the cutting die is to separate the material, and therefore, there are many different ways of sorting the cutting die. According to the process property, the blanking die can be divided into a blanking die, a punching die, a cutting die, a trimming die, a fine blanking die and the like.
When the thickness of a product punched by the blanking die is small and the area of waste is small, the waste may not smoothly fall into the waste hole and is discharged, but jumps upwards out of the die surface (scrap jumping for short) in the process of resetting the punch, so that the waste falls on the die plate of the lower die. This can result in significant losses of product, such as continuous crushing, batch rejects, etc. during the production process.
SUMMERY OF THE UTILITY MODEL
In order to overcome the defects in the prior art, the embodiment of the utility model provides a blanking mould that can prevent jumping waste material, it is used for solving above-mentioned problem.
The embodiment of the application discloses: a blanking die capable of preventing scrap jumping comprises:
the upper die assembly comprises an upper die base, an upper backing plate connected below the upper die base, an upper fixing plate connected below the upper backing plate, a material pressing plate connected below the upper fixing plate and a punch penetrating through the upper fixing plate and the material pressing plate;
the lower die assembly comprises a lower die base, a lower cushion plate connected above the lower die base and a lower die plate connected above the lower cushion plate, the lower die plate is provided with a die cavity used for being matched with the punch, the lower cushion plate is provided with a waste material channel communicated with the die cavity, and the lower die base is provided with a through hole communicated with the waste material channel;
the material sucking component comprises an air amplifier connected to the lower die base, a compressed air source communicated with an air inlet pipe of the air amplifier, and a waste pipe communicated with an air outlet end of the air amplifier, and the air inlet end of the air amplifier is communicated with the through hole of the lower die base.
Specifically, an air inlet pipe of the air amplifier is communicated with the compressed air source through an air pipe, and an electromagnetic valve is arranged on the air pipe.
Specifically, the air inlet end of the air amplifier penetrates into the through hole of the lower die base to abut against the lower backing plate.
Specifically, the diameter of the inner cavity of the air inlet end of the air amplifier is larger than the diameter of the waste material channel of the lower backing plate.
Specifically, the end of the air inlet end of the air amplifier facing the lower backing plate is provided with a chamfer.
Specifically, the air amplifier is detachably connected to the lower die base through a mounting bracket, and the mounting bracket comprises a fixing ring used for being in contact with the outer wall of the air amplifier and a bolt penetrating through the fixing ring and connected with the lower die base.
In particular, the waste pipe is a hose.
The utility model discloses following beneficial effect has at least: the blanking mould that can prevent jumping the waste material of this embodiment is provided with the air amplifier with waste material passageway and compressed air source intercommunication on lower die assembly, air amplifier through a small amount of compressed air alright produce very strong suction in order in time to follow the waste material that produces when blanking and suck away and discharge from the waste material pipe in the waste material passageway, avoid appearing jumping the phenomenon of waste material, reduce the bad risk of crushing wound in the punching press product appearance.
In order to make the aforementioned and other objects, features and advantages of the present invention comprehensible, preferred embodiments accompanied with figures are described in detail below.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a schematic structural diagram of a blanking die capable of preventing scrap jumping in an embodiment of the present invention;
fig. 2 is a schematic structural diagram of an air amplifier in an embodiment of the present invention;
fig. 3 is a front view of a blanking die capable of preventing scrap jumping in an embodiment of the present invention;
FIG. 4 isbase:Sub>A cross-sectional view taken at A-A of FIG. 3;
fig. 5 is a top view of a blanking die capable of preventing scrap jumping in an embodiment of the present invention;
fig. 6 is a cross-sectional view at B-B in fig. 5.
Reference numerals of the above figures: 11. an upper die holder; 12. an upper base plate; 13. an upper fixing plate; 14. a material pressing plate; 15. a punch; 21. a lower die holder; 22. a lower base plate; 221. a waste channel; 23. a lower template; 231. a lower die core; 2311. a mold cavity; 3. an air amplifier; 31. an air inlet end; 32. an air outlet end; 33. an air inlet pipe; 4. a waste pipe; 51. a stationary ring; 52. and (4) bolts.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts all belong to the protection scope of the present invention.
As shown in fig. 1 and fig. 2, the blanking die capable of preventing scrap jumping of the present embodiment mainly includes an upper die assembly, a lower die assembly, and a suction assembly. The upper die assembly comprises an upper die base 11, an upper backing plate 12 connected below the upper die base 11, an upper fixing plate 13 connected below the upper backing plate 12, a material pressing plate 14 connected below the upper fixing plate 13, and a punch 15 penetrating through the upper fixing plate 13 and the material pressing plate 14. The upper backing plate 12 and the upper fixing plate 13 are matched to fix the punch 15, the pressure plate 14 can be elastically connected with the upper fixing plate 13 through an elastic piece connecting piece (not shown), when the die is closed, the pressure plate 14 is firstly contacted with a workpiece to be punched to prevent the workpiece from jumping randomly, the upper fixing plate 13 then presses the workpiece downwards, and the elastic connecting piece can avoid rigid impact between the upper die assembly and the lower die assembly.
The lower die assembly comprises a lower die base 21, a lower backing plate 22 connected above the lower die base 21 and a lower die plate 23 connected above the lower backing plate 22. A lower die core 231 is arranged in the lower template 23, and the lower die core 231 is provided with a die cavity 2311 for matching with the punch 15 of the upper die assembly to realize blanking. The lower core 231 is supported by a lower backing plate 22, and the lower backing plate 22 has a scrap channel 221 communicating with the cavity 2311. The lower die base 21 is provided with a through hole communicating with the scrap passage 221.
The suction assembly comprises an air amplifier 3, a source of compressed air (not shown) and a waste pipe 4. The air amplifier 3 includes an air inlet end 31 and an air outlet end 32 which are communicated with each other, and an air inlet pipe 33 for air inlet is arranged on the air inlet end 31. The air amplifier 3 communicates with a compressed air source for supplying compressed air to the air amplifier 3 through the intake pipe 33; the air inlet end 31 of the air amplifier 3 is communicated with the through hole of the lower die base 21 to suck the waste material, and the air outlet end 32 of the air amplifier 3 is communicated with the waste material pipe 4 to discharge the waste material through the waste material pipe 4. The air amplifier 3 can only use a small amount of compressed air as a power source to drive surrounding air to flow to form high-pressure and high-speed airflow, the flow can reach 50 times of the air consumption, small-sized waste materials can be discharged in time, and the phenomenon of waste material jumping is effectively prevented.
The intake pipe 33 of the air amplifier 3 communicates with a compressed air source through an air pipe (not shown). Specifically, the air intake pipe 33 of the air amplifier 3 is connected to one end of an air pipe, and the other end of the air pipe communicates with a compressed air source. Preferably, still be equipped with the solenoid valve on the trachea, through PLC controller control solenoid valve in order to control tracheal break-make, can control the time node and the beat that the waste material was absorb, avoid compressed air source to export compressed air always, be favorable to practicing thrift the energy consumption.
As shown in fig. 3 to 6, the air inlet end 31 of the air amplifier 3 penetrates into the through hole of the lower die base 21 to abut against the lower backing plate 22. That is, the end of the air inlet end 31 of the air amplifier 3 is close to the lower pad 22, which is beneficial to timely and effectively suck and discharge the waste material by the air flow in the air amplifier 3. Further, the diameter of the inner cavity of the air inlet end 31 of the air amplifier 3 is larger than the diameter of the waste material channel 221 of the lower backing plate 22, and a chamfer is arranged at one end of the air inlet end 31 facing the lower backing plate 22, so that waste materials can smoothly fall into the air amplifier 3 to be discharged.
As shown in fig. 3, 4 and 6, the air amplifier 3 of the present embodiment can be detachably connected to the lower die base 21 through a mounting bracket, so as to facilitate installation. Specifically, the mounting bracket includes a fixing ring 51 for contacting the outer wall of the air amplifier 3 and a plurality of bolts 52 penetrating the fixing ring 51, the plurality of bolts 52 being used to connect the fixing ring 51 and the lower die base 21.
Preferably, the waste pipe 4 of the present embodiment is a flexible pipe, which can be bent to reduce the requirement for installation space.
In conclusion, the blanking die capable of preventing the waste jumping of the embodiment is provided with the air amplifier 3 communicated with the waste channel 221 and the compressed air source on the lower die assembly, the air amplifier 3 can generate strong suction force through a small amount of compressed air so as to suck away the waste generated in the blanking process from the waste channel 221 in time and discharge the waste from the waste pipe 4, the phenomenon of waste jumping is avoided, and the risk of bad crush injury of the punching product is reduced.
The present invention has been explained by using specific embodiments, and the explanation of the above embodiments is only used to help understand the method and the core idea of the present invention; meanwhile, for the general technical personnel in the field, according to the idea of the present invention, there are changes in the specific implementation and application scope, to sum up, the content of the present specification should not be understood as the limitation of the present invention.
Claims (7)
1. The utility model provides a can prevent blanking die of jumping waste material which characterized in that includes:
the upper die assembly comprises an upper die base, an upper backing plate connected below the upper die base, an upper fixing plate connected below the upper backing plate, a material pressing plate connected below the upper fixing plate and a punch penetrating through the upper fixing plate and the material pressing plate;
the lower die assembly comprises a lower die base, a lower cushion plate connected above the lower die base and a lower die plate connected above the lower cushion plate, the lower die plate is provided with a die cavity used for being matched with the punch, the lower cushion plate is provided with a waste material channel communicated with the die cavity, and the lower die base is provided with a through hole communicated with the waste material channel;
the suction assembly comprises an air amplifier connected to the lower die base, a compressed air source communicated with an air inlet pipe of the air amplifier, and a waste pipe communicated with an air outlet end of the air amplifier, and the air inlet end of the air amplifier is communicated with the through hole of the lower die base.
2. The blanking die capable of preventing scrap bouncing as claimed in claim 1, wherein an air inlet pipe of the air amplifier is communicated with the compressed air source through an air pipe, and an electromagnetic valve is arranged on the air pipe.
3. The blanking die capable of preventing scrap jumping as recited in claim 1, wherein an air inlet end of the air amplifier penetrates into the through hole of the lower die holder to abut against the lower backing plate.
4. The blanking die of claim 3, wherein the diameter of the inner cavity of the air inlet end of the air amplifier is larger than the diameter of the scrap passage of the lower bolster.
5. The blanking die capable of preventing scrap bouncing according to claim 3, wherein an air inlet end of the air amplifier is chamfered toward an end of the lower die plate.
6. The blanking die capable of preventing scrap jumping according to claim 1, wherein the air amplifier is detachably connected to the lower die holder by a mounting bracket, and the mounting bracket comprises a fixing ring for contacting with an outer wall of the air amplifier and a bolt penetrating through the fixing ring to be connected with the lower die holder.
7. The scrap-ejection-proof blanking die of claim 1, wherein the scrap tube is a hose.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221680624.9U CN217912390U (en) | 2022-06-30 | 2022-06-30 | Blanking die capable of preventing waste material from jumping |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221680624.9U CN217912390U (en) | 2022-06-30 | 2022-06-30 | Blanking die capable of preventing waste material from jumping |
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| Publication Number | Publication Date |
|---|---|
| CN217912390U true CN217912390U (en) | 2022-11-29 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221680624.9U Active CN217912390U (en) | 2022-06-30 | 2022-06-30 | Blanking die capable of preventing waste material from jumping |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115846532A (en) * | 2022-12-30 | 2023-03-28 | 珠海全润科技有限公司 | High-speed blanking scrap-jumping-prevention device |
-
2022
- 2022-06-30 CN CN202221680624.9U patent/CN217912390U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115846532A (en) * | 2022-12-30 | 2023-03-28 | 珠海全润科技有限公司 | High-speed blanking scrap-jumping-prevention device |
| CN115846532B (en) * | 2022-12-30 | 2023-08-29 | 珠海全润科技有限公司 | Chip-jumping preventing device for high-speed blanking |
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