CN112901612A - Connecting process of foamed aluminum plates - Google Patents
Connecting process of foamed aluminum plates Download PDFInfo
- Publication number
- CN112901612A CN112901612A CN202110117520.0A CN202110117520A CN112901612A CN 112901612 A CN112901612 A CN 112901612A CN 202110117520 A CN202110117520 A CN 202110117520A CN 112901612 A CN112901612 A CN 112901612A
- Authority
- CN
- China
- Prior art keywords
- mortise
- foamed aluminum
- tenon
- aluminum plates
- structural design
- 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
- 229910052782 aluminium Inorganic materials 0.000 title claims abstract description 50
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 title claims abstract description 50
- 238000000034 method Methods 0.000 title claims abstract description 15
- 239000003292 glue Substances 0.000 claims abstract description 14
- 239000011248 coating agent Substances 0.000 claims abstract description 12
- 238000000576 coating method Methods 0.000 claims abstract description 12
- 238000007731 hot pressing Methods 0.000 claims abstract description 7
- 238000003754 machining Methods 0.000 claims abstract description 5
- 238000007711 solidification Methods 0.000 claims abstract description 5
- 230000008023 solidification Effects 0.000 claims abstract description 5
- 239000006260 foam Substances 0.000 claims 1
- 238000005304 joining Methods 0.000 claims 1
- 238000004026 adhesive bonding Methods 0.000 description 4
- 210000001503 joint Anatomy 0.000 description 4
- 238000004519 manufacturing process Methods 0.000 description 4
- 238000005336 cracking Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 229910000838 Al alloy Inorganic materials 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 239000000654 additive Substances 0.000 description 1
- 230000000996 additive effect Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 230000008094 contradictory effect Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 238000005187 foaming Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000005728 strengthening Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000012795 verification Methods 0.000 description 1
Images
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16B—DEVICES FOR FASTENING OR SECURING CONSTRUCTIONAL ELEMENTS OR MACHINE PARTS TOGETHER, e.g. NAILS, BOLTS, CIRCLIPS, CLAMPS, CLIPS OR WEDGES; JOINTS OR JOINTING
- F16B5/00—Joining sheets or plates, e.g. panels, to one another or to strips or bars parallel to them
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16B—DEVICES FOR FASTENING OR SECURING CONSTRUCTIONAL ELEMENTS OR MACHINE PARTS TOGETHER, e.g. NAILS, BOLTS, CIRCLIPS, CLAMPS, CLIPS OR WEDGES; JOINTS OR JOINTING
- F16B11/00—Connecting constructional elements or machine parts by sticking or pressing them together, e.g. cold pressure welding
- F16B11/006—Connecting constructional elements or machine parts by sticking or pressing them together, e.g. cold pressure welding by gluing
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Joining Of Building Structures In Genera (AREA)
Abstract
The invention discloses a connecting process of foamed aluminum plates, belongs to the technical field of foamed aluminum plates, and aims to provide a connecting process of foamed aluminum plates, which solves the problem that the stability of a tool product is low due to poor mechanical property of the connecting part of the existing foamed aluminum plates. Which comprises the following steps: (1) structural design: calculating the number of required foamed aluminum plates according to the actual tool size, arranging matched mortise and tenon structures at the connecting ends of all the foamed aluminum plates, avoiding stress concentration during mortise and tenon structural design and processing, and carrying out mortise and tenon connection on the foamed aluminum plates through the mortise and tenon structures; (2) and (3) precision control: the machining tolerance of the mortise and tenon structure in the step (1) needs to be less than 0.5 mm; (3) strength enhancement: and (3) filling the connecting joints of the mortise and tenon structure in the step (1) by adopting glue coating, and finishing solidification of the glue coating through hot pressing. The invention is suitable for connecting foamed aluminum plates.
Description
Technical Field
The invention belongs to the technical field of foamed aluminum plates, and particularly relates to a connecting process of foamed aluminum plates.
Background
The foamed aluminum is prepared by adding an additive into pure aluminum or aluminum alloy and then performing a foaming process, and has both metal and bubble characteristics. The composite material has the advantages of small density, high impact absorption capacity, high temperature resistance, high fireproof performance, corrosion resistance, sound insulation, noise reduction, low heat conductivity, high electromagnetic shielding performance, high weather resistance, filtering capacity, easy processing, easy installation and high forming precision, and can be subjected to surface coating. The foamed aluminum has excellent physical, chemical and mechanical properties and recyclability.
The foamed aluminum material is applied in the field of tool manufacturing, the weight of the tool is effectively reduced, the lower process equipment has excellent performance in light weight, and due to the fact that the tool size is large in a large number of application scenes, a single foamed aluminum material limited by the size of foamed aluminum billet production equipment cannot meet the size requirement of tool manufacturing easily, and application in the field of tool manufacturing is seriously influenced. The existing foamed aluminum plate is connected by a plane gluing butt joint mode, the mechanical property of the joint is poor, gluing cracking easily causes the cracking of the joint, and the stability of a tool product is low, so that the problem that how to solve the problem that the existing foamed aluminum plate is poor in connection performance is significant.
Disclosure of Invention
The invention aims to: the connection process of the foamed aluminum plates solves the problem that the stability of a tool product is low due to poor mechanical property of the connection part of the existing foamed aluminum plates.
The technical scheme adopted by the invention is as follows:
a connecting process of foamed aluminum plates comprises the following steps:
(1) structural design: calculating the number of required foamed aluminum plates according to the actual tool size, arranging matched mortise and tenon structures at the connecting ends of all the foamed aluminum plates, avoiding stress concentration during mortise and tenon structural design and processing, and carrying out mortise and tenon connection on the foamed aluminum plates through the mortise and tenon structures;
(2) and (3) precision control: the machining tolerance of the mortise and tenon structure in the step (1) needs to be less than 0.5 mm;
(3) strength enhancement: and (3) filling the connecting joints of the mortise and tenon structure in the step (1) by adopting glue coating, and finishing solidification of the glue coating through hot pressing.
Preferably, the mortise and tenon structure is a dovetail mortise and a dovetail tenon which are matched with each other.
In summary, due to the adoption of the technical scheme, the invention has the beneficial effects that:
1. according to the invention, through the mortise and tenon connection structure, the connection strengthening is effectively carried out through the foamed aluminum body, and the fixation of the foamed aluminum body in the horizontal direction is realized.
2. According to the invention, the connection tightness of the foamed aluminum body in the horizontal direction is enhanced by gluing the connection seams of the mortise and tenon structure, and meanwhile, the foamed aluminum body is fixed in the vertical direction.
3. According to the invention, the final fastening is completed by adopting a hot-pressing mode after the glue is applied to the connecting seam of the mortise and tenon structure, so that the effective bonding of the glue can be ensured, and the connection smoothness of the foamed aluminum plate can be ensured.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention and therefore should not be considered as limiting the scope, and that for those skilled in the art, other relevant drawings can be obtained according to the drawings without inventive effort, wherein:
FIG. 1 is a schematic structural view of a dovetail mortise and a dovetail joint according to the present invention;
the labels in the figure are: 1-foamed aluminum plate, 2-dovetail mortise and tenon and 3-dovetail tenon.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. The components of embodiments of the present invention generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations.
Thus, the following detailed description of the embodiments of the present invention, presented in the figures, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
It should be noted that: reference numerals and letters designate similar items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings or the orientations or positional relationships that the products of the present invention usually place when in use, and are simply used for simplifying the description of the present invention, but do not indicate or imply that the devices or elements indicated must have a specific orientation, be constructed in a specific orientation, and be operated, and thus should not be construed as limiting the present invention. Furthermore, the terms "first," "second," "third," and the like are used solely to distinguish one from another and are not to be construed as indicating or implying relative importance.
Furthermore, the terms "horizontal", "vertical" and the like do not imply that the components are required to be absolutely horizontal or pendant, but rather may be slightly inclined. For example, "horizontal" merely means that the direction is more horizontal than "vertical" and does not mean that the structure must be perfectly horizontal, but may be slightly inclined.
In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; mechanical connection or electrical connection can be realized; the two original pieces can be directly connected or indirectly connected through an intermediate medium, or the two original pieces can be communicated with each other. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
A connecting process of foamed aluminum plates comprises the following steps:
(1) structural design: calculating the number of required foamed aluminum plates according to the actual tool size, arranging matched mortise and tenon structures at the connecting ends of all the foamed aluminum plates, avoiding stress concentration during mortise and tenon structural design and processing, and carrying out mortise and tenon connection on the foamed aluminum plates through the mortise and tenon structures;
(2) and (3) precision control: the machining tolerance of the mortise and tenon structure in the step (1) needs to be less than 0.5 mm;
(3) strength enhancement: and (3) filling the connecting joints of the mortise and tenon structure in the step (1) by adopting glue coating, and finishing solidification of the glue coating through hot pressing.
Preferably, the mortise and tenon structure is a dovetail mortise and a dovetail tenon which are matched with each other.
In the implementation process, the mortise and tenon connection structure is combined, the foamed aluminum body is effectively strengthened in connection, and the foamed aluminum body is fixed in the horizontal direction. Simultaneously, the connection tightness of the foamed aluminum body in the horizontal direction is enhanced by a mode of gluing at the joint of the mortise and tenon structure, and the foamed aluminum body is fixed in the vertical direction. Meanwhile, the final fastening is completed by adopting a hot pressing mode after the glue is coated at the connecting seams of the mortise and tenon structure, so that the effective bonding of the glue coating can be ensured, and the connection smoothness of the foamed aluminum plates can be ensured.
Example 1
A connecting process of foamed aluminum plates comprises the following steps:
(1) structural design: calculating the number of required foamed aluminum plates according to the actual tool size, arranging matched mortise and tenon structures at the connecting ends of all the foamed aluminum plates, avoiding stress concentration during mortise and tenon structural design and processing, and carrying out mortise and tenon connection on the foamed aluminum plates through the mortise and tenon structures;
(2) and (3) precision control: the machining tolerance of the mortise and tenon structure in the step (1) needs to be less than 0.5 mm;
(3) strength enhancement: and (3) filling the connecting joints of the mortise and tenon structure in the step (1) by adopting glue coating, and finishing solidification of the glue coating through hot pressing.
Preferably, the mortise and tenon structure is a dovetail mortise and a dovetail tenon which are matched with each other.
The above description is an embodiment of the present invention. The foregoing is a preferred embodiment of the present invention, and the preferred embodiments in the preferred embodiments can be combined and used in any combination if not obviously contradictory or prerequisite to a certain preferred embodiment, and the specific parameters in the embodiments and examples are only for the purpose of clearly illustrating the verification process of the invention and are not intended to limit the patent protection scope of the present invention, which is subject to the claims and all the equivalent structural changes made by the content of the description and the drawings of the present invention are also included in the protection scope of the present invention.
Claims (2)
1. The connecting process of the foamed aluminum plates is characterized by comprising the following steps of:
(1) structural design: calculating the number of required foamed aluminum plates according to the actual tool size, arranging matched mortise and tenon structures at the connecting ends of all the foamed aluminum plates, avoiding stress concentration during mortise and tenon structural design and processing, and carrying out mortise and tenon connection on the foamed aluminum plates through the mortise and tenon structures;
(2) and (3) precision control: the machining tolerance of the mortise and tenon structure in the step (1) needs to be less than 0.5 mm;
(3) strength enhancement: and (3) filling the connecting joints of the mortise and tenon structure in the step (1) by adopting glue coating, and finishing solidification of the glue coating through hot pressing.
2. The process for joining aluminum foam panels according to claim 1, wherein said mortise and tenon structure is a dovetail mortise and a dovetail tenon which are matched.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110117520.0A CN112901612A (en) | 2021-01-28 | 2021-01-28 | Connecting process of foamed aluminum plates |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110117520.0A CN112901612A (en) | 2021-01-28 | 2021-01-28 | Connecting process of foamed aluminum plates |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112901612A true CN112901612A (en) | 2021-06-04 |
Family
ID=76119539
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110117520.0A Pending CN112901612A (en) | 2021-01-28 | 2021-01-28 | Connecting process of foamed aluminum plates |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112901612A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113503778A (en) * | 2021-06-28 | 2021-10-15 | 上海机电工程研究所 | Foamed aluminum bonding device and using method thereof |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113503778A (en) * | 2021-06-28 | 2021-10-15 | 上海机电工程研究所 | Foamed aluminum bonding device and using method thereof |
| CN113503778B (en) * | 2021-06-28 | 2022-12-13 | 上海机电工程研究所 | Foamed aluminum bonding device and using method thereof |
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Application publication date: 20210604 |
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