CN108381932B - Method for inlaying transparent organic thermoplastic material on metal panel - Google Patents
Method for inlaying transparent organic thermoplastic material on metal panel Download PDFInfo
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- CN108381932B CN108381932B CN201810032241.2A CN201810032241A CN108381932B CN 108381932 B CN108381932 B CN 108381932B CN 201810032241 A CN201810032241 A CN 201810032241A CN 108381932 B CN108381932 B CN 108381932B
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- insert
- counter bore
- metal panel
- embedding
- thermoplastic material
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- 239000002184 metal Substances 0.000 title claims abstract description 52
- 238000000034 method Methods 0.000 title claims abstract description 25
- 239000012815 thermoplastic material Substances 0.000 title claims abstract description 25
- 238000003466 welding Methods 0.000 claims abstract description 18
- 230000002093 peripheral effect Effects 0.000 claims abstract description 12
- 238000002844 melting Methods 0.000 claims abstract description 5
- 230000008018 melting Effects 0.000 claims abstract description 5
- 238000003825 pressing Methods 0.000 claims abstract description 4
- 238000004140 cleaning Methods 0.000 claims description 5
- 238000003801 milling Methods 0.000 claims description 5
- 238000001259 photo etching Methods 0.000 claims description 5
- 238000000227 grinding Methods 0.000 claims 1
- 238000010422 painting Methods 0.000 claims 1
- 238000004519 manufacturing process Methods 0.000 abstract description 3
- 239000003973 paint Substances 0.000 description 5
- 239000011368 organic material Substances 0.000 description 4
- 238000005498 polishing Methods 0.000 description 4
- 238000005507 spraying Methods 0.000 description 4
- 230000004927 fusion Effects 0.000 description 2
- 238000005286 illumination Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 239000007769 metal material Substances 0.000 description 2
- 229920006352 transparent thermoplastic Polymers 0.000 description 2
- 230000000694 effects Effects 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 239000000155 melt Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000012768 molten material Substances 0.000 description 1
- 230000004297 night vision Effects 0.000 description 1
- 238000004080 punching Methods 0.000 description 1
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- Lining Or Joining Of Plastics Or The Like (AREA)
Abstract
The invention relates to a method for inlaying a transparent organic thermoplastic material on a metal panel, which comprises the following steps of a) providing a metal panel, wherein the metal panel is provided with a first surface, and an inlaying counter bore is formed in the first surface of the metal panel; b) a plurality of accommodating holes are formed in the inner peripheral surface of the embedding counter bore, and a guide column made of thermoplastic material is accommodated in each accommodating hole; c) providing an insert; d) and placing the insert on the embedding counter bore, pressing the insert into the embedding counter bore through an ultrasonic welding machine, and melting the surface of the insert and the thermoplastic material guide column by means of high-frequency vibration of the ultrasonic welding machine. The invention has the advantages that: the manufacturing process of the metal backlight control panel light-transmitting insert is optimized, so that the transparent insert has higher structural strength, the requirement on the dimensional accuracy between the insert and the embedding counter bore is lowered, and the product quality and the adaptability under severe environment conditions are greatly improved.
Description
This application is a divisional application of the following applications,
application date of the original application: the year 2013, day 11 and day 21,
application No. of the original application: 201310588517.2,
the invention name of the original application: a method for inlaying transparent organic thermoplastic material on metal panel.
Technical Field
The invention relates to a method for inlaying a transparent organic thermoplastic material on a metal panel.
Background
In the aviation equipment, a large number of metal control panels are used by some complex control systems, and in order to identify the indication information of different control devices in low-light and night-vision environments, transparent organic materials are embedded on the control panels, and are painted and engraved, so that the backlight effect is achieved under the action of a backlight circuit. At present, the inlaying process of a metal control panel mainly comprises the steps of making a counter bore on the reverse side of a metal light guide panel, and then bonding a light-transmitting organic material which is sprayed with paint and engraved with characters on the counter bore.
Disclosure of Invention
The invention aims to solve the problem of the prior art that a seam exists, and aims to improve the inlaying quality to ensure that the inlaying quality is stable and reliable.
In order to achieve the purpose, the technical scheme of the invention is realized as follows: a method for inlaying a transparent organic thermoplastic material on a metal panel comprises the following steps,
a) providing a metal panel, wherein the metal panel is provided with a first surface, an embedding counter bore is formed on the first surface of the metal panel and used for accommodating an insert, and the embedding counter bore is provided with an inner peripheral surface and a bottom surface.
b) The inner peripheral surface of the insert counterbore is roughened, for example, by knurling or burring, to enhance its roughness.
c) Providing an insert, wherein the insert is made of transparent organic thermoplastic material, and the insert is in interference fit with the insert counter bore.
d) And placing the insert on the embedding counter bore, pressing the insert into the embedding counter bore through an ultrasonic welding machine, and melting the surface of the insert by means of high-frequency vibration of the ultrasonic welding machine so as to realize the combination of the insert and the embedding counter bore.
e) And sequentially carrying out surface milling, polishing, cleaning, paint spraying, photoetching and assembling on the metal panel.
As a preferable scheme of the method for inlaying the transparent organic thermoplastic material on the metal panel, the insert is provided with a first surface, and the first surface of the insert is provided with an annular groove along the periphery thereof so as to form a protruding positioning part; when the insert is arranged on the embedding counter bore, the positioning part is matched with the inner circumferential surface of the embedding counter bore so as to realize the circumferential positioning of the insert and the embedding counter bore.
As a preferred scheme of the method for inlaying the transparent organic thermoplastic material on the metal panel, the width of the inlay piece is 0.1-0.2 mm larger than the width of the inlaying counter bore, the height of the inlay piece is more than 0.05-0.1 mm larger than the depth of the inlaying counter bore, the depth of the inlaying counter bore is 1-3 mm, and the width of the groove is 0.1-0.15 mm.
The invention also provides a method for inlaying the transparent organic thermoplastic material on the metal panel, which comprises the following steps,
a) providing a metal panel, wherein the metal panel is provided with a first surface, an embedding counter bore is formed on the first surface of the metal panel and used for accommodating an insert, and the embedding counter bore is provided with an inner peripheral surface and a bottom surface.
b) The inner peripheral surface of the embedding counter bore is provided with a plurality of holes which are positioned on the same plane and evenly distributed along the circumferential direction, the holes are obliquely arranged, the hole openings of the holes are higher than the hole bottoms, a guide pillar made of thermoplastic material is accommodated in the holes, and part of the guide pillar is exposed outside the holes.
c) Providing an insert, wherein the insert is made of transparent organic thermoplastic material, and the insert is in interference fit with the insert counter bore.
d) And placing the insert on the embedding counter bore, pressing the insert into the embedding counter bore through an ultrasonic welding machine, and melting the surface of the insert and the thermoplastic material guide pillar by means of high-frequency vibration of the ultrasonic welding machine so as to realize the combination of the insert and the embedding counter bore.
e) And sequentially carrying out surface milling, polishing, cleaning, paint spraying, photoetching and assembling on the metal panel.
As a preferable scheme of the method for inlaying the transparent organic thermoplastic material on the metal panel, the insert is provided with a first surface, and the first surface of the insert is provided with an annular groove along the periphery thereof so as to form a protruding positioning part; when the insert is arranged on the embedding counter bore, the positioning part is matched with the inner circumferential surface of the embedding counter bore so as to realize the circumferential positioning of the insert and the embedding counter bore.
As a preferred scheme of the method for inlaying the transparent organic thermoplastic material on the metal panel, the width of the inlay piece is 0.1-0.2 mm larger than the width of the inlaying counter bore, the height of the inlay piece is more than 0.05-0.1 mm larger than the depth of the inlaying counter bore, the depth of the inlaying counter bore is 1-3 mm, and the width of the groove is 0.1-0.15 mm.
Compared with the prior art, the invention has at least the following advantages:
1. the manufacturing process of the metal backlight control panel light-transmitting insert is optimized, so that the transparent insert has higher structural strength.
2. The requirement of the size matching precision between the insert and the embedded counter bore is reduced, and the product quality and the adaptability under severe environmental conditions are greatly improved.
3. The one-time yield is high, and the production efficiency is effectively improved.
Drawings
FIG. 1 is a schematic view of the process scheme of example 1 of the present invention (before welding).
FIG. 2 is a schematic view of the process scheme (after welding) of example 1 of the present invention.
FIG. 3 is an enlarged view of the structure at the melt plane in example 1 of the present invention.
FIG. 4 is a schematic view of the process scheme of example 2 of the present invention (before welding).
FIG. 5 is a schematic view of the process scheme (after welding) of example 2 of the present invention.
FIG. 6 is an enlarged view of the fusion bonding surface in example 2 of the present invention.
Number in the figure:
1. metal panel 2, knurled clearance
3. Insert positioning step 4 and insert
5. Inlay the counter bore 6, melt the surface
7. Guide post 8, fusing surface.
Detailed Description
The present invention will be described in detail below with reference to the accompanying drawings and examples.
Example 1:
referring to fig. 1 to 3, a method for embedding a transparent organic thermoplastic material on a metal panel is shown, which is sequentially performed,
a) providing a metal panel, wherein the metal panel is provided with a first surface (namely, the front surface of the metal panel), and a step hole is formed on the first surface of the metal panel, wherein the upper part of the step hole is an embedded counter bore, the lower part of the step hole is a through hole, the diameter of the through hole is slightly smaller than the embedded counter bore, and the single side of the through hole is shifted inwards by 0.1-0.3 mm. The depth of the embedding counter bore is controlled within 1-3 mm and is used for accommodating an embedding piece, and the embedding counter bore is provided with an inner peripheral surface and a bottom surface.
b) And knurling the inner peripheral surface of the embedded counter bore by using a knurling tool to improve the roughness of the embedded counter bore.
c) The method comprises the steps of providing an insert, wherein the insert is made of a transparent thermoplastic organic material, the shape and the size of the insert are consistent with those of an embedded counter bore in a metal panel, the size of the insert has a small amount of interference in the plane direction and the height direction, the width of the general insert is 0.1-0.2 mm larger than that of the embedded counter bore, and the height of the general insert is 0.05-0.1 mm larger than that of the embedded counter bore. In addition, the bottom of the insert is provided with a small step for positioning, specifically, a positioning groove is formed in the boundary of the bottom surface of the insert, and the positioning groove is recessed inwards by 0.1-0.15 mm to form a protruding positioning part.
d) The connection of the metal panel and the insert depends on an ultrasonic welding mode to realize the physical connection of the embedding surfaces. Namely, the insert is abutted against the first surface of the metal panel at the periphery of the embedded counter bore through the positioning groove, the positioning part is positioned in the embedded counter bore, and a pressure head of an ultrasonic welding machine depends on high-frequency vibration of the insert in a short time under certain frequency and certain pressure to enable molten materials to fully flow into a knurled gap at the inner peripheral surface of the embedded counter bore, so that physical connection is realized, such as a molten surface in fig. 1. The pressure head of the ultrasonic welding machine is provided with pressure, and the time, the frequency and the pressure are calculated or obtained through experiments according to the size of the insert.
e) The metal panel is subjected to surface milling, polishing, cleaning, paint spraying, photoetching and assembling in sequence, and a backlight illumination function can be realized on the metal material panel.
Example 2:
referring to fig. 4 to 6, another method for embedding a transparent organic thermoplastic material on a metal panel is shown, which is sequentially performed as follows,
a) providing a metal panel, wherein the metal panel is provided with a first surface (namely, the front surface of the metal panel), and a step hole is formed on the first surface of the metal panel, wherein the upper part of the step hole is an embedded counter bore, the lower part of the step hole is a through hole, the diameter of the through hole is slightly smaller than the embedded counter bore, and the single side of the through hole is shifted inwards by 0.1-0.3 mm. The depth of the embedding counter bore is controlled within 1-3 mm and is used for accommodating an embedding piece, and the embedding counter bore is provided with an inner peripheral surface and a bottom surface.
b) 3-4 small holes with phi of 0.8-1.2 mm are punched on the inner peripheral surface through a carving tool, the small holes are uniformly distributed along the circumferential direction and are positioned in a plane, the depth is controlled to be 0.5-1 mm, the holes are obliquely arranged, and the hole openings are higher than the hole bottoms. After punching, a guide post made of thermoplastic material with a corresponding size is inserted into the hole (the material should have good weldability with the insert material), and the head of the guide post is exposed outside.
c) The method comprises the steps of providing an insert, wherein the insert is made of a transparent thermoplastic organic material, the shape and the size of the insert are consistent with those of an embedded counter bore in a metal panel, the size of the insert has a small amount of interference in the plane direction and the height direction, the width of the general insert is 0.1-0.2 mm larger than that of the embedded counter bore, and the height of the general insert is 0.05-0.1 mm larger than that of the embedded counter bore. In addition, the bottom of the insert is provided with a small step for positioning, specifically, a positioning groove is formed in the boundary of the bottom surface of the insert, and the positioning groove is recessed inwards by 0.1-0.15 mm to form a positioning part.
d) The metal panel and the insert are bonded by means of ultrasonic welding, so that the physical connection of the embedding surfaces is realized. Namely, the insert is abutted against the first surface of the metal panel at the periphery of the embedded counter bore through the positioning groove, and the positioning part is positioned in the embedded counter bore. The pressure head of the ultrasonic welding machine realizes physical connection by means of the high-frequency vibration insert, the melting insert and the guide post inserted into the inner peripheral surface of the embedded counter bore in a short time under certain frequency and certain pressure, such as a fusion surface in fig. 2. The pressure head of the ultrasonic welding machine is provided with pressure, and the time, the frequency and the pressure are calculated or obtained through experiments according to the size of the insert.
e) The metal panel is subjected to surface milling, polishing, cleaning, paint spraying, photoetching and assembling in sequence, and a backlight illumination function can be realized on the metal material panel.
The above description is only intended to represent the embodiments of the present invention, and the description is more specific and detailed, but not to be construed as limiting the scope of the invention. It should be noted that, for a person skilled in the art, several variations and modifications can be made without departing from the inventive concept, which falls within the scope of the present invention. Therefore, the protection scope of the present patent shall be subject to the appended claims.
Claims (5)
1. A method for inlaying a transparent organic thermoplastic material on a metal panel is characterized by comprising the following steps,
a) providing a metal panel, wherein the metal panel is provided with a first surface, an embedding counter bore is formed in the first surface of the metal panel and used for accommodating an insert, and the embedding counter bore is provided with an inner peripheral surface and a bottom surface;
b) the inner circumferential surface of the embedding counter bore is provided with a plurality of accommodating holes, the accommodating holes are positioned on the same plane and are uniformly distributed along the circumferential direction, the accommodating holes are obliquely arranged, the orifices of the accommodating holes are higher than the bottoms of the holes, a guide pillar made of thermoplastic material is accommodated in the accommodating holes, and part of the guide pillar is exposed out of the accommodating holes;
c) providing an insert, wherein the insert is made of transparent organic thermoplastic material and is in interference fit with the insert counter bore;
d) and placing the insert on the embedding counter bore, pressing the insert into the embedding counter bore through an ultrasonic welding machine, and melting the surface of the insert and the thermoplastic material guide pillar by means of high-frequency vibration of the ultrasonic welding machine so as to realize the combination of the insert and the embedding counter bore.
2. The method as claimed in claim 1, wherein step d is followed by a step e of surface milling, grinding, cleaning, painting, photo-etching, and assembling the metal panel.
3. The method of claim 1, wherein the insert has a first surface, the first surface of the insert having an annular groove formed along a periphery thereof to form a raised detent; when the insert is arranged on the embedding counter bore, the positioning part is matched with the inner circumferential surface of the embedding counter bore so as to realize the circumferential positioning of the insert and the embedding counter bore.
4. The method as claimed in claim 3, wherein the width of the insert is 0.1-0.2 mm larger than the width of the insert counter bore, the height of the insert is 0.05-0.1 mm larger than the depth of the insert counter bore, and the depth of the insert counter bore is 1-3 mm.
5. A method of embedding transparent organic thermoplastic material on a metal panel as claimed in claim 4, wherein the width of the groove is 0.1-0.15 mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810032241.2A CN108381932B (en) | 2013-11-21 | 2013-11-21 | Method for inlaying transparent organic thermoplastic material on metal panel |
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810032241.2A CN108381932B (en) | 2013-11-21 | 2013-11-21 | Method for inlaying transparent organic thermoplastic material on metal panel |
| CN201310588517.2A CN104647741B (en) | 2013-11-21 | 2013-11-21 | A kind of method that transparent organic thermoplastic is inlayed on metal decking |
Related Parent Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310588517.2A Division CN104647741B (en) | 2013-11-21 | 2013-11-21 | A kind of method that transparent organic thermoplastic is inlayed on metal decking |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108381932A CN108381932A (en) | 2018-08-10 |
| CN108381932B true CN108381932B (en) | 2020-10-23 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810032241.2A Expired - Fee Related CN108381932B (en) | 2013-11-21 | 2013-11-21 | Method for inlaying transparent organic thermoplastic material on metal panel |
| CN201310588517.2A Active CN104647741B (en) | 2013-11-21 | 2013-11-21 | A kind of method that transparent organic thermoplastic is inlayed on metal decking |
Family Applications After (1)
| Application Number | Title | Priority Date | Filing Date |
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| CN201310588517.2A Active CN104647741B (en) | 2013-11-21 | 2013-11-21 | A kind of method that transparent organic thermoplastic is inlayed on metal decking |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN105353456B (en) * | 2015-12-02 | 2024-04-12 | 上海航空电器有限公司 | Aviation light guide plate mosaic structure adopting different materials |
| EP3810234A1 (en) * | 2018-06-22 | 2021-04-28 | Sanofi | Drug delivery device, method for manufacturing a drug delivery device and use of a welded connection |
| CN114571644B (en) * | 2022-02-22 | 2023-03-17 | 浙江大学 | Combined type closed impeller with perfluor surface |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN101004875B (en) * | 2007-01-15 | 2010-08-18 | 深圳创维－Rgb电子有限公司 | Device for displaying specific identifier in mirror glass |
| ES2349217B1 (en) * | 2007-12-28 | 2011-10-24 | Airbus Operations, S.L. | INTEGRATION SYSTEM OF REMACHABLE NUTS IN PLASTIC PARTS. |
| JP4626687B2 (en) * | 2008-08-19 | 2011-02-09 | トヨタ自動車株式会社 | Bonding method between resin and metal |
| ES2540891T3 (en) * | 2011-10-25 | 2015-07-14 | Helmholtz-Zentrum Geesthacht Zentrum für Material- und Küstenforschung GmbH | Procedure for joining a work piece of plastic material with another work piece |
| CN103000098B (en) * | 2012-11-15 | 2017-05-17 | 上海航空电器有限公司 | Light-shading method for controlling character light-emitting area of light guide panel made of transparent organic material |
| CN203085103U (en) * | 2012-11-15 | 2013-07-24 | 上海航空电器有限公司 | Antihalation structure of transparent organic material light guide panel |
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- 2013-11-21 CN CN201810032241.2A patent/CN108381932B/en not_active Expired - Fee Related
- 2013-11-21 CN CN201310588517.2A patent/CN104647741B/en active Active
Also Published As
| Publication number | Publication date |
|---|---|
| CN108381932A (en) | 2018-08-10 |
| CN104647741B (en) | 2018-04-20 |
| CN104647741A (en) | 2015-05-27 |
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Granted publication date: 20201023 |