CN113477827A - Punching male die and fin die - Google Patents
Punching male die and fin die Download PDFInfo
- Publication number
- CN113477827A CN113477827A CN202110895886.0A CN202110895886A CN113477827A CN 113477827 A CN113477827 A CN 113477827A CN 202110895886 A CN202110895886 A CN 202110895886A CN 113477827 A CN113477827 A CN 113477827A
- Authority
- CN
- China
- Prior art keywords
- air blowing
- punching
- hole
- blowing holes
- male die
- 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.)
- Pending
Links
- 238000004080 punching Methods 0.000 title claims abstract description 37
- 238000007664 blowing Methods 0.000 claims abstract description 43
- 230000002093 peripheral effect Effects 0.000 claims abstract description 18
- 230000000149 penetrating effect Effects 0.000 claims abstract 3
- 230000003247 decreasing effect Effects 0.000 claims 1
- 239000002699 waste material Substances 0.000 abstract description 11
- 230000000694 effects Effects 0.000 abstract description 5
- 230000007423 decrease Effects 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 1
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D45/00—Ejecting or stripping-off devices arranged in machines or tools dealt with in this subclass
- B21D45/02—Ejecting devices
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D28/00—Shaping by press-cutting; Perforating
- B21D28/24—Perforating, i.e. punching holes
- B21D28/34—Perforating tools; Die holders
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D53/00—Making other particular articles
- B21D53/02—Making other particular articles heat exchangers or parts thereof, e.g. radiators, condensers fins, headers
- B21D53/022—Making the fins
Abstract
The invention discloses a punching male die and a fin die, wherein the punching male die comprises a male die body, a central air blowing hole penetrating through the male die body from top to bottom is formed in the male die body, the male die body comprises a head at the upper end, a fixing part at the middle part and a punching part at the lower end, the outer diameter of the fixing part is larger than that of the punching part, a plurality of peripheral air blowing holes penetrating through the fixing part from top to bottom are formed in the fixing part, the peripheral air blowing holes are uniformly distributed along the circumferential direction, the peripheral air blowing holes are positioned on the outer side of the punching part, a side air blowing hole is formed in the side wall of the punching part at the middle part in the vertical direction, and the side air blowing hole is communicated with the central air blowing hole. According to the invention, through optimizing the gas path structure, a plurality of gas paths are additionally arranged on the periphery of the punching part, and the gas paths are arranged on the side surfaces of the punching part, so that the waste blowing effect is greatly improved, the waste can be ensured to fall rapidly, and the product quality is not influenced.
Description
Technical Field
The invention relates to the technical field of dies, in particular to a punching male die and a fin die.
Background
At present, the fins need to be subjected to a punching process in the production process, and when punching, in order to enable waste to fall, an air path is usually arranged on a punching male die to achieve the waste blowing effect. However, the waste blowing effect brought by the structural design of the air path of the existing punching male die is general, the waste cannot fall timely and quickly, and the production quality of products is affected, so that the problem is urgently needed to be solved.
Disclosure of Invention
The present invention is directed to solve the above problems, and an object of the present invention is to provide a punching punch and a fin die.
The purpose of the invention is realized by the following technical scheme:
the utility model provides a terrace die punches a hole, includes the terrace die body, be provided with on the terrace die body from last to running through down the central hole of blowing of terrace die body, the terrace die body includes the fixed part of the head of upper end, middle department and the punching part of lower extreme, the external diameter of fixed part is greater than the external diameter of punching part, be provided with a plurality ofly on the fixed part from last to running through down the peripheral hole of blowing of fixed part, a plurality of peripheral holes of blowing along the circumferencial direction equipartition, peripheral hole of blowing is located the outside of punching part, it has side hole of blowing to open on the lateral wall of punching part middle department on the upper and lower direction, side hole of blowing with the central hole of blowing is linked together.
As a preferable scheme of the invention, the number of the peripheral air blowing holes is 3, and the 3 peripheral air blowing holes are uniformly distributed along the circumferential direction.
In a preferred embodiment of the present invention, the central blowing hole includes an inlet portion at an upper end, a through hole portion at a middle portion, and an outlet portion at a lower end, the inlet portion has a larger diameter than the through hole portion, and the outlet portion has a larger diameter than the through hole portion.
As a preferable aspect of the present invention, the aperture of the introducing portion decreases gradually from top to bottom, and the aperture of the exhausting portion increases gradually from top to bottom.
In a preferred embodiment of the present invention, the head portion, the fixing portion, and the punching portion are integrally formed.
A fin mold comprising a fin mold as described above.
Compared with the prior art, the waste blowing device has the advantages that by optimizing the structure of the air path, a plurality of air paths are additionally arranged on the periphery of the punching part, and the side surface of the punching part is provided with the air path, so that the waste blowing effect is greatly improved, the waste can be ensured to fall rapidly, and the product quality is not influenced.
Drawings
FIG. 1 is a front view of a piercing punch;
fig. 2 is a bottom view of a piercing punch.
In the figure:
1. a central air blowing hole; 2. a head portion; 3. a fixed part; 4. punching a hole part; 5. peripheral air blowing holes; 6. and side air blowing holes.
Detailed Description
The technical scheme of the invention is further explained by the specific implementation mode in combination with the attached drawings. It is to be understood that the embodiments described herein are illustrative only and are not limiting upon the present invention.
Referring to fig. 1 and 2, fig. 1 is a front view of a punching male die; fig. 2 is a bottom view of a piercing punch.
In this embodiment, a terrace die punches a hole, including the terrace die body, be provided with on the terrace die body from last to running through down the central hole 1 of blowing of terrace die body, the terrace die body includes the fixed part 3 of head 2, the middle department of upper end and the punching part 4 of lower extreme, the external diameter of fixed part 3 is greater than the external diameter of punching part 4, be provided with a plurality of from last to running through down on the fixed part 3 the peripheral hole 5 of blowing of fixed part 3, a plurality of peripheral hole 5 of blowing along the circumferencial direction equipartition, peripheral hole 5 is located the outside of punching part 4, punching part 4 is opened on the lateral wall of the middle department of upper and lower direction has side hole 6 of blowing, side hole 6 with central hole 1 of blowing is linked together.
Specifically, in this embodiment, the number of the peripheral air blowing holes 5 is 3, and the 3 peripheral air blowing holes 5 are uniformly distributed along the circumferential direction.
Specifically, in this embodiment, the central blowing hole 1 includes an inlet portion at an upper end, a through hole portion at a middle position, and an outlet portion at a lower end, wherein an aperture of the inlet portion is larger than an aperture of the through hole portion, and an aperture of the outlet portion is larger than an aperture of the through hole portion.
Specifically, in this embodiment, the aperture of the inlet portion decreases gradually from top to bottom, and the aperture of the outlet portion increases gradually from top to bottom.
Specifically, in the present embodiment, the head portion 2, the fixing portion 3, and the punching portion 4 are integrally formed.
Above-mentioned terrace die punches a hole is through optimizing the gas circuit structure, adds multichannel gas circuit in punching portion 4 periphery to set up the gas circuit in 4 sides of punching portion, and then improved the waste material effect of blowing greatly, guarantee that the waste material can fall fast, thereby guarantee that product quality is not influenced.
The embodiment also discloses a fin die, which comprises the fin die.
The foregoing embodiments are merely illustrative of the principles and features of this invention, which is not limited to the above-described embodiments, but rather is susceptible to various changes and modifications without departing from the spirit and scope of the invention, which changes and modifications are within the scope of the invention as claimed. The scope of the invention is defined by the appended claims.
Claims (6)
1. The utility model provides a terrace die punches a hole, includes terrace die body, be provided with on the terrace die body from last to running through down the central hole of blowing of terrace die body, its characterized in that: the punch comprises a punch body and is characterized in that the punch body comprises a head at the upper end, a fixing part at the middle part and a punching part at the lower end, the outer diameter of the fixing part is larger than that of the punching part, a plurality of peripheral air blowing holes penetrating through the fixing part from top to bottom are formed in the fixing part, the peripheral air blowing holes are uniformly distributed along the circumferential direction and are located on the outer side of the punching part, side air blowing holes are formed in the side wall of the middle part of the punching part in the vertical direction, and the side air blowing holes are communicated with the central air blowing holes.
2. A piercing punch as claimed in claim 1, characterised in that: the number of the peripheral air blowing holes is 3, and the 3 peripheral air blowing holes are uniformly distributed along the circumferential direction.
3. A piercing punch as claimed in claim 1, characterised in that: the central air blowing hole comprises a leading-in part at the end head of the upper end, a through hole part in the middle and an air outlet part at the lower end, the aperture of the leading-in part is larger than that of the through hole part, and the aperture of the air outlet part is larger than that of the through hole part.
4. A piercing punch as claimed in claim 3, characterised in that: the aperture of the leading-in part is decreased progressively from top to bottom in sequence, and the aperture of the air outlet part is increased progressively from top to bottom in sequence.
5. A piercing punch as claimed in claim 1, characterised in that: the head part, the fixing part and the punching part are of an integrated structure.
6. A fin mold, characterized in that: comprising a fin mold according to any one of claims 1 to 5.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110895886.0A CN113477827A (en) | 2021-08-05 | 2021-08-05 | Punching male die and fin die |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110895886.0A CN113477827A (en) | 2021-08-05 | 2021-08-05 | Punching male die and fin die |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN113477827A true CN113477827A (en) | 2021-10-08 |
Family
ID=77945784
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110895886.0A Pending CN113477827A (en) | 2021-08-05 | 2021-08-05 | Punching male die and fin die |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN113477827A (en) |
Citations (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH1094841A (en) * | 1996-09-26 | 1998-04-14 | Nisshinbo Ind Inc | Air blow die |
| JP2000051966A (en) * | 1998-08-14 | 2000-02-22 | Matsushita Electric Ind Co Ltd | Die button |
| CN202291015U (en) * | 2011-09-23 | 2012-07-04 | 成都高原汽车工业有限公司 | Backflush punching and forming die |
| CN203197088U (en) * | 2013-04-05 | 2013-09-18 | 张燕琴 | Die for preventing workpiece and waste material from rising by using compressed air |
| CN103736824A (en) * | 2013-11-19 | 2014-04-23 | 无锡高晟成型科技有限公司 | Oval tube fin punching and flanging punch structure of heat exchanger |
| CN105195639A (en) * | 2015-10-29 | 2015-12-30 | 安徽江淮汽车股份有限公司 | Pneumatic discharging device |
| CN107225175A (en) * | 2017-07-31 | 2017-10-03 | 富士瑞鹄技研（芜湖）有限公司 | It is a kind of to solve the mechanism that punched scrap slides |
| CN207386323U (en) * | 2017-09-14 | 2018-05-22 | 云嘉集团有限公司 | A kind of stamping equipment and its punch |
| CN208928975U (en) * | 2018-08-29 | 2019-06-04 | 无锡国盛精密模具有限公司 | Solve the structure of fin die piercing die putty |
| CN109834180A (en) * | 2019-03-20 | 2019-06-04 | 苏州和林微纳科技有限公司 | A kind of mold and its processing method convenient for tensioning member annular waste material is discharged |
| CN111482505A (en) * | 2019-01-26 | 2020-08-04 | 王少飞 | Upper punch waste blowing device of air conditioner fin die |
| CN211489296U (en) * | 2019-12-10 | 2020-09-15 | 苏州广型金属制品有限公司 | Punch head structure of stamping die |
-
2021
- 2021-08-05 CN CN202110895886.0A patent/CN113477827A/en active Pending
Patent Citations (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH1094841A (en) * | 1996-09-26 | 1998-04-14 | Nisshinbo Ind Inc | Air blow die |
| JP2000051966A (en) * | 1998-08-14 | 2000-02-22 | Matsushita Electric Ind Co Ltd | Die button |
| CN202291015U (en) * | 2011-09-23 | 2012-07-04 | 成都高原汽车工业有限公司 | Backflush punching and forming die |
| CN203197088U (en) * | 2013-04-05 | 2013-09-18 | 张燕琴 | Die for preventing workpiece and waste material from rising by using compressed air |
| CN103736824A (en) * | 2013-11-19 | 2014-04-23 | 无锡高晟成型科技有限公司 | Oval tube fin punching and flanging punch structure of heat exchanger |
| CN105195639A (en) * | 2015-10-29 | 2015-12-30 | 安徽江淮汽车股份有限公司 | Pneumatic discharging device |
| CN107225175A (en) * | 2017-07-31 | 2017-10-03 | 富士瑞鹄技研（芜湖）有限公司 | It is a kind of to solve the mechanism that punched scrap slides |
| CN207386323U (en) * | 2017-09-14 | 2018-05-22 | 云嘉集团有限公司 | A kind of stamping equipment and its punch |
| CN208928975U (en) * | 2018-08-29 | 2019-06-04 | 无锡国盛精密模具有限公司 | Solve the structure of fin die piercing die putty |
| CN111482505A (en) * | 2019-01-26 | 2020-08-04 | 王少飞 | Upper punch waste blowing device of air conditioner fin die |
| CN109834180A (en) * | 2019-03-20 | 2019-06-04 | 苏州和林微纳科技有限公司 | A kind of mold and its processing method convenient for tensioning member annular waste material is discharged |
| CN211489296U (en) * | 2019-12-10 | 2020-09-15 | 苏州广型金属制品有限公司 | Punch head structure of stamping die |
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|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20211008 |
|
| RJ01 | Rejection of invention patent application after publication |