CN116268740A - Trunk reinforcing structure and preparation process thereof - Google Patents
Trunk reinforcing structure and preparation process thereof Download PDFInfo
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- CN116268740A CN116268740A CN202310067364.0A CN202310067364A CN116268740A CN 116268740 A CN116268740 A CN 116268740A CN 202310067364 A CN202310067364 A CN 202310067364A CN 116268740 A CN116268740 A CN 116268740A
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- strip
- shaped
- rib
- reinforcing
- stamping
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- 230000003014 reinforcing effect Effects 0.000 title claims abstract description 62
- 238000002360 preparation method Methods 0.000 title claims abstract description 7
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims abstract description 70
- 229910052782 aluminium Inorganic materials 0.000 claims abstract description 70
- 238000005520 cutting process Methods 0.000 claims abstract description 52
- 238000000034 method Methods 0.000 claims abstract description 19
- 238000004519 manufacturing process Methods 0.000 claims abstract description 6
- 238000004080 punching Methods 0.000 claims abstract description 6
- 238000003466 welding Methods 0.000 claims description 18
- 238000003825 pressing Methods 0.000 claims description 9
- 230000002093 peripheral effect Effects 0.000 claims description 6
- 239000004411 aluminium Substances 0.000 claims description 4
- 238000010330 laser marking Methods 0.000 claims description 4
- 238000005728 strengthening Methods 0.000 claims description 4
- 230000006835 compression Effects 0.000 claims description 3
- 238000007906 compression Methods 0.000 claims description 3
- 238000013461 design Methods 0.000 abstract description 5
- 230000000994 depressogenic effect Effects 0.000 description 5
- 239000000463 material Substances 0.000 description 4
- 101100334009 Caenorhabditis elegans rib-2 gene Proteins 0.000 description 3
- 241000238367 Mya arenaria Species 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 230000002787 reinforcement Effects 0.000 description 2
- 239000004576 sand Substances 0.000 description 2
- 229910000838 Al alloy Inorganic materials 0.000 description 1
- OFCNXPDARWKPPY-UHFFFAOYSA-N allopurinol Chemical compound OC1=NC=NC2=C1C=NN2 OFCNXPDARWKPPY-UHFFFAOYSA-N 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 230000000295 complement effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 238000012856 packing Methods 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 229920003023 plastic Polymers 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 239000002023 wood Substances 0.000 description 1
Images
Classifications
-
- A—HUMAN NECESSITIES
- A45—HAND OR TRAVELLING ARTICLES
- A45C—PURSES; LUGGAGE; HAND CARRIED BAGS
- A45C13/00—Details; Accessories
Abstract
The invention discloses a trunk reinforcing structure and a preparation process thereof, wherein the trunk reinforcing structure comprises an aluminum panel and stress ribs punched at the central stress position of the aluminum panel, the stress ribs consist of short ribs and long ribs which are arranged at intervals with the short ribs, the short ribs and the long ribs are provided with more than one, the stress ribs comprise strip-shaped concave parts formed by punching and reinforcing ribs connected with the strip-shaped concave parts, strip-shaped cutting openings are arranged at the strip-shaped concave parts, and the reinforcing ribs and the strip-shaped concave parts are welded and fixed; the trunk reinforcing structure and the manufacturing process thereof can assist stamping operation through the design of the cutting opening, avoid the situation that the periphery is sunken, and further process a plurality of reinforcing rib structures on the aluminum panel.
Description
Technical Field
The invention relates to a trunk reinforcing structure and a preparation process thereof.
Background
Early luggage cases were made of wood or other heavy materials, and as air travel prevails, the materials of the luggage cases tended to be more lightweight hard plastics or cloth. Most models are also provided with built-in small wheels, so that the luggage with 4 small wheels can be conveniently pulled by using a pull rod, and the luggage can be easily pushed on flat ground besides 360-degree rotation.
The luggage can also be divided into hard shell luggage and soft shell luggage according to the outer shell. The hard-shell luggage case is resistant to falling and is suitable for luggage which needs to be given more protection. Soft shell luggage cases are generally lighter in weight and more flexible in material than hard shell luggage cases. However, the zipper position of the soft shell luggage case is more likely to burst open due to excessive contents.
The existing hard-shell luggage case made of aluminum alloy needs to be provided with a reinforcing rib structure on the panel of the luggage case to complement the stress bearing effect, however, in the actual processing process, it is found that the situation that the periphery of the hard-shell luggage case is recessed easily caused by directly punching on the aluminum panel is difficult to process a plurality of reinforcing rib strips on the aluminum panel.
Disclosure of Invention
Aiming at the defects in the prior art, the invention aims to provide a suitcase reinforcing structure capable of assisting stamping operation through the design of a cutting opening and avoiding the situation of sunk periphery, so that a plurality of reinforcing rib structures are processed on an aluminum panel, and a preparation process thereof.
The technical scheme adopted for solving the technical problems is as follows:
the utility model provides a suitcase additional strengthening, including the aluminium panel, and the stress rib of punching press in aluminium panel central authorities stress position, this stress rib comprises the short rib, and is the length rib that the interval set up with the short rib, this short rib and length rib all are equipped with more than one, this stress rib is including the bar depressed part that the punching press formed, and the reinforcement rib that joins with the bar depressed part, this bar depressed part department is equipped with the bar cutting mouth, adopts welded fastening between this reinforcement rib and the bar depressed part.
Preferably, the cutting direction of the strip-shaped cutting opening coincides with the extending direction of the strip-shaped recessed portion.
Preferably, the reinforcing rib is in welded engagement with the strip-shaped recess at the outer peripheral position of the strip-shaped recess.
Preferably, the reinforcing ribs form a welded fit at the strip-shaped cut in the strip-shaped recess.
Preferably, the reinforcing rib has a shape conforming to the shape of the strip-shaped recess and has reinforcing ribs filling the strip-shaped cut.
Another technical problem to be solved by the invention is to provide a manufacturing process of a trunk reinforcing structure, which comprises the following steps:
opening and flattening the aluminum coil, and flattening the flattened aluminum coil by adopting axial pressing operation;
cutting the flattened aluminum coil to obtain an aluminum panel;
positioning the central stress position of the aluminum panel;
cutting on the aluminum panel according to the positioning position to form a strip-shaped cutting opening;
continuously stamping the positions of the strip-shaped cutting openings by using stamping equipment;
and (3) welding reinforcing ribs on the punched aluminum panel.
Preferably, the method for leveling the flat aluminum coil by adopting the shaft pressing operation comprises the following steps:
feeding the aluminum coil into nine-axis axial pressing equipment for leveling;
the bearing position of the nine-axis axial compression device adopts gradient arrangement, the horizontal height of the inlet position is highest, and the horizontal height of the outlet position is lowest;
repeatedly leveling the aluminum coil for a plurality of times until the pressure sensing is only performed at the outlet position.
Preferably, the method for positioning the central stress position of the aluminum panel comprises the following steps:
determining the positions of two sides of the aluminum panel by adopting a laser positioning mode;
and then carrying out laser marking on the central stress position of the aluminum panel, and marking the position of the strip-shaped cutting opening on the aluminum panel.
Preferably, the method for continuously stamping the positions of the strip-shaped cutting openings by using stamping equipment comprises the following steps:
a female die corresponding to the shape of the reinforcing rib strip is arranged below the strip-shaped cutting opening;
continuously stamping the stamping head of the stamping machine against the position of the strip-shaped cutting opening until all the strip-shaped cutting opening positions marked by laser are stamped at one time;
and repeatedly stamping at the strip-shaped cutting opening until the strip-shaped cutting opening is formed into a strip-shaped concave part.
Preferably, the method for welding the reinforcing ribs of the aluminum panel after stamping is as follows:
the reinforcing ribs attached to the strip-shaped concave parts are adopted to attach the strip-shaped concave parts;
welding the joint peripheral position of the strip-shaped concave part and the reinforcing rib by adopting electric welding;
and (3) adopting electric welding at the strip-shaped cutting opening where the reinforcing rib strip is contacted with the strip-shaped concave part.
The beneficial effects of the invention are as follows:
according to the scheme, the design of nine-axis leveling is adopted firstly, aluminum coils purchased are processed and leveled into an aluminum panel structure with stronger stress, then the position of the central stress of the aluminum panel is determined through laser calibration, the position of the strip-shaped cutting opening is determined, and stamping operation is performed based on the position of the strip-shaped cutting opening.
Drawings
FIG. 1 is a schematic view of the overall structure of a luggage case reinforcing structure according to the present invention;
fig. 2 is an enlarged view of a part of a reinforcing structure of a luggage case according to the present invention.
Detailed Description
The principles and features of the present invention are described below with reference to the drawings, the examples are illustrated for the purpose of illustrating the invention and are not to be construed as limiting the scope of the invention. The invention is more particularly described by way of example in the following paragraphs with reference to the drawings. Advantages and features of the invention will become more apparent from the following description and from the claims. It should be noted that the drawings are in a very simplified form and are all to a non-precise scale, merely for convenience and clarity in aiding in the description of embodiments of the invention.
In the description of the present invention, it should be understood that the terms "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the device or element being referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first", "a second", etc. may explicitly or implicitly include one or more such feature. In the description of the present invention, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements.
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 invention belongs. The terminology used herein in the description of the invention is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. The term "and/or" as used herein includes any and all combinations of one or more of the associated listed items.
Examples
Referring to fig. 1-2, a luggage case reinforcing structure comprises an aluminum panel 1, and a stress rib 2 stamped at the center stress position of the aluminum panel 1, wherein the stress rib 2 is composed of a short rib 21 and a long rib 22 arranged at intervals with the short rib 21, the short rib 21 and the long rib 22 are both provided with more than one, the stress rib 2 comprises a strip-shaped concave part 23 formed by stamping, and a reinforcing rib 24 jointed with the strip-shaped concave part 23, a strip-shaped cutting opening 25 is arranged at the strip-shaped concave part 23, and the reinforcing rib 24 and the strip-shaped concave part 23 are welded and fixed.
The cutting direction of the strip-shaped cutting opening 25 is consistent with the extending direction of the strip-shaped concave portion 23, the strip-shaped cutting opening 25 generally adopts vertical cutting and can be cut into a long rib 22 or a short rib 21 structure according to requirements, and it should be noted that a design that one long rib 22 is matched with one short rib 21 is generally adopted, and a plurality of strips are arranged side by side to form a plurality of stress ribs 2.
The reinforcing rib 24 is welded to the strip-shaped recess 23 at the outer peripheral position of the strip-shaped recess 23, the reinforcing rib 24 is welded to the strip-shaped cut 25 in the strip-shaped recess 23, the reinforcing rib 24 is made of the same material as the aluminum panel 1, and the reinforcing rib 24 and the aluminum panel 1 are integrally bonded to each other as much as possible during welding.
The shape of this strengthening rib 24 is laminated with the shape of bar depressed part 23 to have and form the reinforcing sand grip of packing with bar cut 25, in another scheme of this application, consider the steadiness of strengthening rib 24, can increase a reinforcing sand grip and form the card with bar cut 25 and hold the cooperation structure, thereby have more welding positions at the welding, connect more firmly.
A preparation process of a trunk reinforcing structure comprises the following steps:
opening and flattening the aluminum coil, and flattening the flattened aluminum coil by adopting axial pressing operation;
cutting the flattened aluminum coil to obtain an aluminum panel 1;
positioning the central stress position of the aluminum panel 1;
cutting is carried out on the aluminum panel 1 according to the positioning position to form a strip-shaped cutting opening 25;
continuously stamping the positions of the strip-shaped cutting openings 25 by using stamping equipment;
and (3) welding the reinforcing ribs 24 on the aluminum panel 1 after stamping.
The method for leveling the flat aluminum coil by adopting the axial pressing operation comprises the following steps:
feeding the aluminum coil into nine-axis axial pressing equipment for leveling;
the bearing position of the nine-axis axial compression device adopts gradient arrangement, the horizontal height of the inlet position is highest, and the horizontal height of the outlet position is lowest;
repeatedly leveling the aluminum coil for a plurality of times until the pressure sensing is only performed at the outlet position.
The method for positioning the central stress position of the aluminum panel 1 comprises the following steps:
determining the positions of two sides of the aluminum panel 1 by adopting a laser positioning mode;
then laser marking is carried out at the central stress position of the aluminum panel 1, and the position of the strip-shaped cutting opening 25 at the marked position on the aluminum panel 1 is just needed.
It should be noted that, the laser positioning method is to determine the left coordinate point of the aluminum panel 1, then determine the right coordinate point of the aluminum panel 1, then determine the upper coordinate point of the aluminum panel 1 and the lower coordinate point of the aluminum panel 1, finally complete the shape positioning of the whole aluminum panel 1, then determine the central stress position according to the positioning result and perform the laser marking operation.
The method for continuously stamping the positions of the strip-shaped cutting openings 25 by using stamping equipment comprises the following steps:
a female die corresponding to the shape of the reinforcing rib 24 is arranged below the strip-shaped cutting opening 25;
continuously stamping the stamping head of the stamping machine against the position of the strip-shaped cutting opening 25 until all the positions of the strip-shaped cutting opening 25 marked by laser are stamped for one time;
the punching is repeated at the bar-shaped cut 25 until the bar-shaped cut 25 is formed as the bar-shaped recess 23.
The length of the punch is smaller than the length of the bar-shaped cut 25, and continuous press molding is performed at the position of the length of the bar-shaped cut 25.
The method for welding the reinforcing ribs 24 on the aluminum panel 1 after stamping is as follows:
the reinforcing ribs 24 attached to the strip-shaped concave parts 23 are adopted to attach the strip-shaped concave parts;
welding is adopted at the joint peripheral position of the strip-shaped concave part 23 and the reinforcing rib 24;
the reinforcing ribs 24 are welded to the strip-shaped cut 25 contacting with the strip-shaped concave part 23 by electric welding.
The beneficial effects of the invention are as follows:
according to the scheme, the design of nine-axis leveling is adopted firstly, aluminum coils purchased are processed and leveled into an aluminum panel structure with stronger stress, then the position of the central stress of the aluminum panel is determined through laser calibration, the position of the strip-shaped cutting opening is determined, and stamping operation is performed based on the position of the strip-shaped cutting opening.
The above-mentioned embodiments of the present invention are not intended to limit the scope of the present invention, and the embodiments of the present invention are not limited thereto, and all kinds of modifications, substitutions or alterations made to the above-mentioned structures of the present invention according to the above-mentioned general knowledge and conventional means of the art without departing from the basic technical ideas of the present invention shall fall within the scope of the present invention.
Claims (10)
1. The utility model provides a suitcase additional strengthening, is including aluminium panel, and at aluminium panel central authorities stress position punching press's stress rib, its characterized in that: the stress rib consists of a short rib and a long rib which is arranged at intervals with the short rib, wherein the short rib and the long rib are both provided with more than one, the stress rib comprises a strip-shaped concave part formed by stamping and a reinforcing rib which is jointed with the strip-shaped concave part, a strip-shaped cutting opening is arranged at the strip-shaped concave part, and the reinforcing rib and the strip-shaped concave part are welded and fixed.
2. The luggage case reinforcing structure according to claim 1, wherein: the cutting direction of the strip-shaped cutting opening is consistent with the extending direction of the strip-shaped concave part.
3. The luggage case reinforcing structure according to claim 1, wherein: the reinforcing ribs are in welding fit with the strip-shaped concave parts at the peripheral positions of the strip-shaped concave parts.
4. A luggage case reinforcing structure according to claim 3, wherein: the reinforcing ribs form a welded fit at the strip-shaped cut in the strip-shaped recess.
5. The luggage case reinforcing structure of claim 4, wherein: the shape of the reinforcing rib is matched with the shape of the strip-shaped concave part, and the reinforcing rib is filled with the strip-shaped cutting opening.
6. The preparation process of the trunk reinforcing structure is characterized by comprising the following steps of:
opening and flattening the aluminum coil, and flattening the flattened aluminum coil by adopting axial pressing operation;
cutting the flattened aluminum coil to obtain an aluminum panel;
positioning the central stress position of the aluminum panel;
cutting on the aluminum panel according to the positioning position to form a strip-shaped cutting opening;
continuously stamping the positions of the strip-shaped cutting openings by using stamping equipment;
and (3) welding reinforcing ribs on the punched aluminum panel.
7. The process for manufacturing a reinforced structure of a luggage case according to claim 6, wherein the method for flattening the flattened aluminum coil by using the axial pressing operation comprises the steps of:
feeding the aluminum coil into nine-axis axial pressing equipment for leveling;
the bearing position of the nine-axis axial compression device adopts gradient arrangement, the horizontal height of the inlet position is highest, and the horizontal height of the outlet position is lowest;
repeatedly leveling the aluminum coil for a plurality of times until the pressure sensing is only performed at the outlet position.
8. The process for manufacturing a luggage case reinforcing structure according to claim 6, wherein the method for positioning the central stress position of the aluminum panel is as follows:
determining the positions of two sides of the aluminum panel by adopting a laser positioning mode;
and then carrying out laser marking on the central stress position of the aluminum panel, and marking the position of the strip-shaped cutting opening on the aluminum panel.
9. The process for manufacturing a reinforcing structure for a trunk according to claim 8, wherein the continuous stamping of the positions of the strip-shaped cutting openings by using a stamping device comprises:
a female die corresponding to the shape of the reinforcing rib strip is arranged below the strip-shaped cutting opening;
continuously stamping the stamping head of the stamping machine against the position of the strip-shaped cutting opening until all the strip-shaped cutting opening positions marked by laser are stamped at one time;
and repeatedly stamping at the strip-shaped cutting opening until the strip-shaped cutting opening is formed into a strip-shaped concave part.
10. The process for manufacturing a reinforcing structure of a luggage case according to claim 9, wherein the method for welding the reinforcing ribs of the aluminum panel after the stamping is performed is as follows:
the reinforcing ribs attached to the strip-shaped concave parts are adopted to attach the strip-shaped concave parts;
welding the joint peripheral position of the strip-shaped concave part and the reinforcing rib by adopting electric welding;
and (3) adopting electric welding at the strip-shaped cutting opening where the reinforcing rib strip is contacted with the strip-shaped concave part.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310067364.0A CN116268740A (en) | 2023-02-01 | 2023-02-01 | Trunk reinforcing structure and preparation process thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310067364.0A CN116268740A (en) | 2023-02-01 | 2023-02-01 | Trunk reinforcing structure and preparation process thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN116268740A true CN116268740A (en) | 2023-06-23 |
Family
ID=86836817
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202310067364.0A Pending CN116268740A (en) | 2023-02-01 | 2023-02-01 | Trunk reinforcing structure and preparation process thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN116268740A (en) |
-
2023
- 2023-02-01 CN CN202310067364.0A patent/CN116268740A/en active Pending
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