CN113953377A - Processing method and processing die of metal micro-perforated plate and metal micro-perforated plate - Google Patents
Processing method and processing die of metal micro-perforated plate and metal micro-perforated plate Download PDFInfo
- Publication number
- CN113953377A CN113953377A CN202010703795.8A CN202010703795A CN113953377A CN 113953377 A CN113953377 A CN 113953377A CN 202010703795 A CN202010703795 A CN 202010703795A CN 113953377 A CN113953377 A CN 113953377A
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- Prior art keywords
- metal
- plate
- female
- roller
- perforated plate
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- 229910052751 metal Inorganic materials 0.000 title claims abstract description 68
- 239000002184 metal Substances 0.000 title claims abstract description 68
- 238000003672 processing method Methods 0.000 title claims abstract description 14
- 238000000034 method Methods 0.000 claims abstract description 12
- 238000004519 manufacturing process Methods 0.000 claims abstract description 4
- 239000000463 material Substances 0.000 claims description 7
- 229910001335 Galvanized steel Inorganic materials 0.000 claims description 3
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 3
- 239000008397 galvanized steel Substances 0.000 claims description 3
- 239000004033 plastic Substances 0.000 claims description 3
- 239000010935 stainless steel Substances 0.000 claims description 3
- 229910001220 stainless steel Inorganic materials 0.000 claims description 3
- 230000004308 accommodation Effects 0.000 claims description 2
- 238000010521 absorption reaction Methods 0.000 abstract description 4
- 229910052782 aluminium Inorganic materials 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000006467 substitution reaction 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
- B21D31/00—Other methods for working sheet metal, metal tubes, metal profiles
- B21D31/02—Stabbing or piercing, e.g. for making sieves
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Shaping Metal By Deep-Drawing, Or The Like (AREA)
Abstract
The invention provides a processing method of a metal micro-perforated plate, wherein a processing die comprises a male roller wheel and a female roller wheel, and the processing method is characterized by comprising the following steps of: (1) placing a metal plate between the male roller wheel and the female roller wheel; (2) the male roller wheel or the female roller wheel is driven to rotate, the metal plate is brought between the male roller wheel or the female roller wheel, and the metal plate is subjected to punch forming. The processing method is simple, the processing efficiency is high, and the processed product has stable quality; the processing die for the metal micro-perforated plate provided by the invention has the advantages of simple structure, easiness in manufacturing, high processing efficiency and stable quality of processed products; the aperture ratio of the metal micro-perforated plate processed by the method is between 2 and 10 percent, the diameter of the micro-hole is between 0.1 and 0.8mm, and the metal micro-perforated plate completely meets the sound absorption specification standard of the micro-perforated plate.
Description
Technical Field
The present invention relates to a method and a mold for processing a metal plate to be perforated, and a metal microperforated plate obtained by the method.
Background
The metal microporous plate is widely applied to indoor and outdoor noise reduction structures as a good sound absorption material to absorb noise. At present, metal microporous plate processing methods are various, such as a laser method, a metal corrosion method, a stamping method and the like, but the processing methods have low efficiency or complex and tedious processing steps, mass production cannot be realized in a short time, and a large amount of actual demands cannot be met. Therefore, how to provide a rapid processing method becomes a technical problem to be solved in the industry.
Disclosure of Invention
The invention aims to provide a method and a mold for processing a metal micro-perforated plate, and a metal micro-perforated plate processed by the method, wherein the method is simple and has high processing efficiency.
The technical scheme adopted by the invention for solving the technical problems is as follows:
a processing method of a metal micro-perforated plate, wherein a processing die comprises a male roller and a female roller which are matched with each other, and the processing method comprises the following steps:
(1) placing one end of the cut metal plate coil between a male roller and a female roller;
(2) and driving the male roller wheel and the female roller wheel to rotate, and leading the metal plate to be brought between the male roller wheel and the female roller wheel from one side and then to be discharged from the other side to obtain the metal micro-perforated plate with the micropores.
Preferably, the metal plate is a metal aluminum plate, a stainless steel plate or a galvanized steel plate, and the thickness of the metal plate is not more than 2 mm.
Preferably, the advancing speed of the metal plate between the male roller and the female roller is 0.1-20 m/min.
Preferably, the advancing speed of the metal plate between the male roller and the female roller is 5-10 m/min.
The utility model provides a mold processing of metal microperforated panel, its includes public running roller and female running roller, be provided with the arch on the public running roller, be provided with on the female running roller with protruding matched with recess, its characterized in that, bellied top is provided with sharp column structure, the bottom of recess is provided with the accommodation space that can the holding this point column structure.
Preferably, the protrusion has a tapered structure.
Preferably, the protrusion is of a semicircular, arc, trapezoid, triangular or polygonal structure, and a cone-shaped structure is arranged at the front end of the protrusion.
Preferably, the female roller material is selected from rubber, plastic or other materials capable of generating deformation under pressure.
A metal micro-perforated plate comprises a metal thin plate, grooves are distributed in the metal thin plate, and micro-perforations are formed in the bottoms of the grooves.
Preferably, the height of the second groove is 0.1-5 mm, and the width of the second groove is 1-20 mm.
The invention has the beneficial effects that: the processing method of the metal micro-perforated plate provided by the invention is simple, the processing efficiency is high, and the quality of the processed product is stable; the processing die for the metal micro-perforated plate provided by the invention has the advantages of simple structure, easiness in manufacturing, high processing efficiency and stable quality of processed products; the metal micro-perforated plate processed by the method has the advantages that the aperture ratio is 2-10%, the diameter of each micro-hole is 0.1-0.8mm, the sound absorption efficiency is high, and the specification standard of the sound absorption of the micro-perforated plate is completely met.
Drawings
FIG. 1 is a schematic view of a metal microperforated plate processing mold according to the present invention;
fig. 2 is a schematic diagram of the structure of the projections and the grooves in the processing mold.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
A processing method of a metal micro-perforated plate comprises a processing die and a processing die, wherein the processing die comprises a male roller 1 and a female roller 2 which are matched with each other, and the processing die comprises the following steps:
one end of the cut metal plate coil stock is arranged between the male roller 1 and the female roller 2;
the male roller wheel 1 and the female roller wheel 2 are driven to rotate, the metal plate is brought between the male roller wheel 1 and the female roller wheel 2 from one side, and then is discharged from the other side, so that the metal micro-perforated plate with the micro-holes is obtained.
The metal plate is generally selected from a metal aluminum plate, a stainless steel plate or a galvanized steel plate, and the thickness of the metal plate is not more than 2mm, preferably about 1 mm. The advancing speed of the metal plate between the male roller and the female roller is 0.1-20 m/min, preferably, the advancing speed of the metal plate between the male roller and the female roller is 5-10 m/min, and the speed can further ensure that the hole patterns on the metal plate extruded by the rollers are more uniform.
As shown in fig. 1 and 2, an embodiment of the present invention further provides a metal micro-perforated plate processing mold, which includes a male roller 1 and a female roller 2, wherein a protrusion 11 is disposed on the male roller 1, a groove 21 matched with the protrusion 11 is disposed on the female roller 2, the male roller 1 and the female roller 2 are engaged with each other, a pointed structure is disposed at a top end of the protrusion 11, an accommodating space capable of accommodating the pointed structure is disposed at a bottom of the groove 21, the groove 21 can be a through long strip-shaped groove or a pit-shaped groove, the protrusion 11 is a tapered structure, and more specifically, the protrusion 11 is a semicircular structure, an arc-shaped structure, a trapezoidal structure, a triangular structure or a polygonal structure, a tapered structure is disposed at a front end of the protrusion 11 for piercing a metal plate, and a shape of the pit-shaped groove is matched with the protrusion. As a conventional choice, the thickness of the metal plate is generally selected to be 0.3 to 1.5mm, the height of the taper is 0.1 to 5mm, preferably 0.1 to 1mm, and the depth of the groove is 0.1 to 5mm, depending on the ductility of the metal.
Alternatively, the female roller material is selected from rubber, plastic or other pressure deformable material to leave room for the metal sheet to deform under pressure.
The embodiment of the invention also provides a metal micro-perforated plate which comprises a metal thin plate, wherein a second groove is formed in the metal thin plate, and micro-perforations are formed in the bottom of the groove. The thickness range of the metal plate is 0.1-2 mm, the thickness can be generally selected to be 0.5-1.2 mm according to actual conditions, the height of the second groove is 0.1-5 mm, and the width range is 1-20 mm.
The above-described embodiment is only one of the preferred embodiments of the present invention, and general changes and substitutions by those skilled in the art within the technical scope of the present invention are included in the protection scope of the present invention.
Claims (10)
1. A processing method of a metal micro-perforated plate is characterized in that a processing die comprises a male roller and a female roller which are matched with each other, and the processing method comprises the following steps:
(1) placing one end of the cut metal plate coil between a male roller and a female roller;
(2) and driving the male roller wheel and the female roller wheel to rotate, and leading the metal plate to be brought between the male roller wheel and the female roller wheel from one side and then to be discharged from the other side to obtain the metal micro-perforated plate with the micropores.
2. The method of claim 1, wherein the metal plate is an aluminum metal plate, a stainless steel plate or a galvanized steel plate, and the thickness of the metal plate is not more than 2 mm.
3. The method of manufacturing a metal microperforated panel as defined in claim 1, wherein the metal sheet is advanced between the male roll and the female roll at a speed of 0.1 to 20 m/min.
4. The method of claim 1, wherein the metal sheet is advanced between the male and female rolls at a speed of 5 to 10 m/min.
5. The utility model provides a mold processing of metal microperforated panel, its includes public running roller and female running roller, be provided with the arch on the public running roller, be provided with on the female running roller with protruding matched with recess, its characterized in that, bellied top is provided with sharp column structure, the bottom of recess is provided with the accommodation space that can the holding this point column structure.
6. The microperforated panel tooling mold of claim 5 wherein the protrusions are tapered structures.
7. The microperforated panel processing mold of claim 5, wherein the protrusions have a semicircular, arc-shaped, trapezoidal, triangular or polygonal structure, and tapered structures are provided at the front ends of the protrusions.
8. The microperforated plate tooling mold of claim 5 wherein the female roll material is selected from the group consisting of rubber, plastic and other materials that deform under pressure.
9. The metal micro-perforated plate comprises a metal thin plate and is characterized in that a second groove is formed in the metal thin plate, and micro-perforations are formed in the bottom of the second groove.
10. The metal microperforated panel of claim 9, wherein the height of the second groove is 0.1 to 5mm, and the width of the second groove is 1 to 20 mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010703795.8A CN113953377A (en) | 2020-07-21 | 2020-07-21 | Processing method and processing die of metal micro-perforated plate and metal micro-perforated plate |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010703795.8A CN113953377A (en) | 2020-07-21 | 2020-07-21 | Processing method and processing die of metal micro-perforated plate and metal micro-perforated plate |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN113953377A true CN113953377A (en) | 2022-01-21 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010703795.8A Pending CN113953377A (en) | 2020-07-21 | 2020-07-21 | Processing method and processing die of metal micro-perforated plate and metal micro-perforated plate |
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| CN (1) | CN113953377A (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB118512A (en) * | 1917-11-03 | 1918-09-05 | Thomas Gare | Improvements in and connected with Stabbed Sheet Metal. |
| JP2000153322A (en) * | 1998-06-18 | 2000-06-06 | Toyo Kohan Co Ltd | Disk-like roll for punching metallic sheet, device and method for punching metallic sheet using the roll, and punched metallic sheet |
| CN1303523A (en) * | 1998-05-29 | 2001-07-11 | 松下电器产业株式会社 | Non-sintered electrode and method of manufacturing same |
| CN202072961U (en) * | 2011-03-15 | 2011-12-14 | 杭州唯可机械制造有限公司 | Three-dimensional punching equipment of disposable sanitary material |
| CN204398728U (en) * | 2014-12-07 | 2015-06-17 | 惠州市闽航机械有限公司 | A kind of embossing machine |
| CN106363691A (en) * | 2016-12-02 | 2017-02-01 | 温州豪克花辊机械有限公司 | Roller-type perforating machine |
-
2020
- 2020-07-21 CN CN202010703795.8A patent/CN113953377A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB118512A (en) * | 1917-11-03 | 1918-09-05 | Thomas Gare | Improvements in and connected with Stabbed Sheet Metal. |
| CN1303523A (en) * | 1998-05-29 | 2001-07-11 | 松下电器产业株式会社 | Non-sintered electrode and method of manufacturing same |
| JP2000153322A (en) * | 1998-06-18 | 2000-06-06 | Toyo Kohan Co Ltd | Disk-like roll for punching metallic sheet, device and method for punching metallic sheet using the roll, and punched metallic sheet |
| CN202072961U (en) * | 2011-03-15 | 2011-12-14 | 杭州唯可机械制造有限公司 | Three-dimensional punching equipment of disposable sanitary material |
| CN204398728U (en) * | 2014-12-07 | 2015-06-17 | 惠州市闽航机械有限公司 | A kind of embossing machine |
| CN106363691A (en) * | 2016-12-02 | 2017-02-01 | 温州豪克花辊机械有限公司 | Roller-type perforating machine |
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