CN220862628U - Cold forging die ring type exhaust structure - Google Patents
Cold forging die ring type exhaust structure Download PDFInfo
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- CN220862628U CN220862628U CN202322679308.0U CN202322679308U CN220862628U CN 220862628 U CN220862628 U CN 220862628U CN 202322679308 U CN202322679308 U CN 202322679308U CN 220862628 U CN220862628 U CN 220862628U
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- Prior art keywords
- annular air
- cold forging
- close
- exhaust
- air groove
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- 238000010273 cold forging Methods 0.000 title claims abstract description 32
- 230000007704 transition Effects 0.000 claims description 14
- 239000007769 metal material Substances 0.000 claims description 6
- 238000007599 discharging Methods 0.000 claims 5
- 238000000034 method Methods 0.000 description 11
- 230000000694 effects Effects 0.000 description 8
- 230000008569 process Effects 0.000 description 8
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 4
- 230000007547 defect Effects 0.000 description 3
- 239000002184 metal Substances 0.000 description 3
- 229910052751 metal Inorganic materials 0.000 description 3
- 229910000831 Steel Inorganic materials 0.000 description 2
- 230000002411 adverse Effects 0.000 description 2
- 230000000903 blocking effect Effects 0.000 description 2
- 238000001125 extrusion Methods 0.000 description 2
- 238000000465 moulding Methods 0.000 description 2
- 230000002093 peripheral effect Effects 0.000 description 2
- 238000010992 reflux Methods 0.000 description 2
- 238000007493 shaping process Methods 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- WFKWXMTUELFFGS-UHFFFAOYSA-N tungsten Chemical compound [W] WFKWXMTUELFFGS-UHFFFAOYSA-N 0.000 description 2
- 229910052721 tungsten Inorganic materials 0.000 description 2
- 239000010937 tungsten Substances 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 238000003672 processing method Methods 0.000 description 1
- 238000004080 punching Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Abstract
The utility model provides a ring-type exhaust structure of a cold forging die, which relates to the technical field of cold forging dies and comprises an outer shell, wherein a connecting hole is formed in the center of the top of the outer shell, a first annular air groove is formed in the periphery of the outer shell, a first exhaust net is arranged in the part, close to the outer side, of the inner part of the first annular air groove, a plurality of first support columns are arranged in the part, close to the center, of the inner part of the first annular air groove, an inner die is arranged in the connecting hole, a cavity is formed in the center of the inner die, a second annular air groove is formed in the periphery of the inner die, a plurality of second support columns are arranged in the part, close to the center, of the inner part of the second annular air groove, and a second exhaust net is arranged in the part, close to the cavity.
Description
Technical Field
The utility model relates to the technical field of cold forging dies, in particular to a ring-type exhaust structure of a cold forging die.
Background
The cold forging process is also called cold forging process, which is one of the new processes of small and non-cutting metal pressure processing, and is a processing method for forming needed parts or blanks by utilizing plastic deformation generated by metal under the action of external force and redistributing and transferring the metal volume by means of a die, and the cold forging process is most suitable for producing standard fasteners such as bolts, screws, nuts, rivets, pins and the like, and the common equipment of the cold forging process is a special cold forging machine, such as a crank press or a friction press, and the production capacity is not too large.
In the prior art, when the cold forging die works, in the extrusion process of wires in a die cavity, if air at a part of the strong beam structure cannot be discharged in time, adverse effects can be generated on product molding, a workpiece meeting the requirements cannot be extruded, and in general conditions, two types of cold forging die are arranged in the exhaust design: the first method has the defects that if the tungsten steel cavity is blocked by scrap iron powder and the like, the exhaust is directly influenced, the blocking probability is small, but due to the annular design, the risk of influencing the forming of a workpiece exists, and therefore, the annular exhaust structure of the cold forging die is provided.
Disclosure of utility model
The utility model aims to solve the defects in the prior art, when a cold forging die works, if air at a part of a strong beam structure cannot be discharged in time in the extrusion process of a wire rod in a die cavity, adverse effects can be generated on product molding, a workpiece meeting the requirements cannot be extruded, and in general cases, two types of cold forging die are arranged in the exhaust design: the first method has the defects that if the tungsten steel cavity is blocked by scrap iron powder and the like, the exhaust is directly influenced, and the second method has small blocking probability, but the annular design also has the risk of influencing the forming of a workpiece.
In order to achieve the above purpose, the present utility model adopts the following technical scheme:
The utility model provides a cold forging mould ring type exhaust structure, includes the shell body, the connecting hole has been seted up in the top center department of shell body, first annular air tank has been seted up to the periphery of shell body, the inside of first annular air tank is close to outside department and is provided with first exhaust net, the inside of first annular air tank is close to center department and is provided with a plurality of first support column, the inside of connecting hole is provided with the interior mould, the die cavity has been seted up in the center department of interior mould, the second annular air tank has been seted up to the periphery of interior mould, the inside of second annular air tank is close to center department and is provided with a plurality of second support column, the inside of second annular air tank is close to die cavity department and is provided with the second exhaust net, the inside of second annular air tank is close to peripheral department and is provided with transition opening.
As a preferable mode of the present utility model, the first annular air groove is larger than the second annular air groove in opening.
The technical effect of adopting the further scheme is as follows: through the design that first annular air tank is bigger than second annular air tank opening, can effectively guarantee when cold forging mould during operation, reduce and produce the influence to the work piece shaping to the exhaust effect is good.
As a preferable scheme of the utility model, the first support column is fixedly connected with the outer shell, and the second support column is fixedly connected with the inner die.
The technical effect of adopting the further scheme is as follows: through the fixed connection of first support column and shell body, the fixed connection of second support column and interior mould, can effectively guarantee the intensity of shell body and interior mould to guarantee cold forging work's smoothness.
As a preferable scheme of the utility model, the first exhaust net is fixedly connected with the outer shell, and the first exhaust net is made of metal materials.
The technical effect of adopting the further scheme is as follows: through the fixed connection of first exhaust net and shell body, not only can strengthen the intensity of shell body to can reduce the air and flow backward.
As a preferable scheme of the utility model, the second exhaust net is fixedly connected with the inner die, and the second exhaust net is made of metal materials.
The technical effect of adopting the further scheme is as follows: through second exhaust net and interior mould fixed connection, can effectively strengthen the intensity of interior mould to can avoid producing the influence to the work piece shaping.
As a preferable scheme of the utility model, the transition opening and the second annular air groove are integrally formed, and the transition opening is clamped with the first annular air groove.
The technical effect of adopting the further scheme is as follows: through the setting of transition open-ended, can effectively guarantee that first annular gas tank can be put through with the annular gas tank of second, the gas that produces during the messenger cold forging can pass through first annular gas tank smoothly, discharges from the annular gas tank of second.
Compared with the prior art, the utility model has the beneficial effects that:
According to the utility model, through the arrangement of the first annular air groove and the second annular air groove, in the cold forging process, air is discharged from the second annular air groove through the first annular air groove, so that the problem of iron filings powder blockage is solved, meanwhile, the first annular air groove is larger than the second annular air groove, the influence on workpiece forming can be effectively avoided, the first support column and the second support column can effectively ensure the strength of the outer shell and the inner die, so that the workpiece processing can be ensured to be smooth, the first exhaust net can effectively reduce air reflux, so that the workpiece forming is ensured to be smooth, the transition opening can effectively transition, and the first annular air groove and the second annular air groove can be stably butted, so that the exhaust work is completed.
Drawings
FIG. 1 is a schematic diagram of the overall structure of the present utility model;
FIG. 2 is a schematic plan view of the outer housing of the present utility model;
FIG. 3 is a schematic plan view of the mold according to the present utility model.
Legend description: 1. an outer housing; 2. a connection hole; 3. a first annular air groove; 4. a first exhaust screen; 5. a first support column; 6. an inner mold; 7. a cavity; 8. a second annular air groove; 9. a second support column; 10. a second exhaust screen; 11. and a transition opening.
Detailed Description
The technical solutions of the embodiments of the present utility model will be clearly and completely described below in conjunction with the embodiments of the present utility model, and it is apparent that the described embodiments are only some embodiments of the present utility model, but not all embodiments, and all other embodiments obtained by those skilled in the art without making any inventive effort based on the embodiments of the present utility model are within the scope of protection of the present utility model.
In order that the utility model may be more fully understood, several embodiments of the utility model will be set forth below with reference to the accompanying description, but the utility model may be embodied in many different forms and is not limited to the embodiments described herein, but is instead provided to provide a more thorough and complete disclosure of the utility model.
It will be understood that when an element is referred to as being "mounted" on another element, it can be directly on the other element or intervening elements may also be present, and when an element is referred to as being "connected" to the other element, it may be directly connected to the other element or intervening elements may also be present, the terms "vertical", "horizontal", "left", "right" and the like are used herein for the purpose of illustration only.
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this utility model belongs, and the terms used herein in this description of the utility model are for the purpose of describing particular embodiments only and are not intended to be limiting of the utility model, with the term "and/or" as used herein including any and all combinations of one or more of the associated listed items.
Example 1
As shown in fig. 1-3, the present utility model provides a technical solution: the utility model provides a cold forging mould ring-type exhaust structure, including shell body 1, connecting hole 2 has been seted up to the top center department of shell body 1, can make things convenient for the installation of interior mould 6, first annular air tank 3 has been seted up to the periphery of shell body 1, can effectively exhaust, the inside of first annular air tank 3 is close to outside department and is provided with first exhaust net 4, the inside of first annular air tank 3 is close to center department and is provided with a plurality of first support column 5, the inside of connecting hole 2 is provided with interior mould 6, die cavity 7 has been seted up at the center department of interior mould 6, second annular air tank 8 has been seted up at the periphery of interior mould 6, the inside of second annular air tank 8 is close to center department and is provided with a plurality of second support column 9, the inside of second annular air tank 8 is close to die cavity 7 department and is provided with second exhaust net 10, the inside of second annular air tank 8 is close to peripheral department and is provided with transition opening 11.
Example 2
As shown in fig. 1-3, the first annular air groove 3 is larger than the opening of the second annular air groove 8, so that the influence on the workpiece forming can be effectively avoided, the first support column 5 is fixedly connected with the outer shell 1, the second support column 9 is fixedly connected with the inner die 6, the strength of the cold forging die can be effectively ensured, the first exhaust net 4 is fixedly connected with the outer shell 1, the first exhaust net 4 is made of metal materials, air reflux can be effectively reduced, the workpiece forming is smoother, the second exhaust net 10 is fixedly connected with the inner die 6, the second exhaust net 10 is made of metal materials, the influence on the workpiece forming can be effectively reduced, the transition opening 11 is integrally formed with the second annular air groove 8, and the transition opening 11 is clamped with the first annular air groove 3, so that the connection between the first annular air groove 3 and the second annular air groove 8 is smoother.
The working flow of the utility model is as follows: when the ring-type exhaust structure of the cold forging die is used for exhausting, firstly, a workpiece is placed in a cavity 7 in the middle of an inner die 6, after the workpiece is finished, the workpiece is finely punched through cold forging equipment, air in the cavity 7 enters the second annular air groove 8 through a second exhaust net 10 along with the fine punching of the cold forging equipment, enters the first annular air groove 3 along a transition opening 11 after reaching the inside, and is finally exhausted through the first exhaust net 4, so that the workpiece can be smoothly molded.
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 (6)
1. The utility model provides a cold forging mould ring type exhaust structure, includes shell body (1), its characterized in that: the connecting hole (2) has been seted up at the top center department of shell body (1), first annular air tank (3) has been seted up to the periphery of shell body (1), the inside of first annular air tank (3) is close to outside department and is provided with first exhaust net (4), the inside of first annular air tank (3) is close to center department and is provided with a plurality of first support column (5), the inside of connecting hole (2) is provided with interior mould (6), die cavity (7) have been seted up at the center department of interior mould (6), second annular air tank (8) have been seted up at the periphery of interior mould (6), the inside of second annular air tank (8) is close to center department and is provided with a plurality of second support column (9), the inside of second annular air tank (8) is close to die cavity (7) department and is provided with second exhaust net (10), the inside of second annular air tank (8) is close to periphery department and is provided with transition opening (11).
2. The cold forging die ring-type air discharging structure as recited in claim 1, wherein: the first annular air groove (3) is larger than the second annular air groove (8) in opening.
3. The cold forging die ring-type air discharging structure as recited in claim 1, wherein: the first support column (5) is fixedly connected with the outer shell (1), and the second support column (9) is fixedly connected with the inner die (6).
4. The cold forging die ring-type air discharging structure as recited in claim 1, wherein: the first exhaust net (4) is fixedly connected with the outer shell (1), and the first exhaust net (4) is made of metal materials.
5. The cold forging die ring-type air discharging structure as recited in claim 1, wherein: the second exhaust net (10) is fixedly connected with the inner die (6), and the second exhaust net (10) is made of metal materials.
6. The cold forging die ring-type air discharging structure as recited in claim 1, wherein: the transition opening (11) and the second annular air groove (8) are integrally formed, and the transition opening (11) is clamped with the first annular air groove (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322679308.0U CN220862628U (en) | 2023-10-07 | 2023-10-07 | Cold forging die ring type exhaust structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322679308.0U CN220862628U (en) | 2023-10-07 | 2023-10-07 | Cold forging die ring type exhaust structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220862628U true CN220862628U (en) | 2024-04-30 |
Family
ID=90820066
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322679308.0U Active CN220862628U (en) | 2023-10-07 | 2023-10-07 | Cold forging die ring type exhaust structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220862628U (en) |
-
2023
- 2023-10-07 CN CN202322679308.0U patent/CN220862628U/en active Active
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| Date | Code | Title | Description |
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| GR01 | Patent grant |