CN215657374U - Tool for forming hyperbolic aluminum veneer - Google Patents
Tool for forming hyperbolic aluminum veneer Download PDFInfo
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- CN215657374U CN215657374U CN202121144031.6U CN202121144031U CN215657374U CN 215657374 U CN215657374 U CN 215657374U CN 202121144031 U CN202121144031 U CN 202121144031U CN 215657374 U CN215657374 U CN 215657374U
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Abstract
The utility model discloses a tool for forming hyperbolic aluminum single plates, which comprises a vertical oil cylinder (1), a support frame (2) and a drawn wood die (3) for forming double curvature of an aluminum plate, wherein the support frame (2) is placed on the vertical oil cylinder (1), and the drawn wood die (3) is arranged above the support frame (1); the tool further comprises a stretching belt uniformly coated on the stretch wood die (3) to be used for forming the aluminum plate with double curvature, fixing plates arranged on two sides of the support frame (2) and stretching oil cylinders (5) arranged on the fixing plates. The double-curved aluminum single plate forming machine is simple in structure and convenient and fast to clamp, can utilize the existing hydraulic equipment to complete double-curved aluminum single plate forming, and reduces the manufacturing cost; the hyperbolic aluminum veneer is formed by stretching the stretching belt through the stretching oil cylinder, a forming female die is not required to be processed, and an aluminum plate for clamping the jaw of the traditional forming process can be reduced.
Description
Technical Field
The utility model relates to the technical field of plastic processing of nonferrous metals, in particular to a tool for completing forming of a hyperbolic aluminum veneer by utilizing existing hydraulic equipment.
Background
The hyperbolic aluminum veneer is a new favorite for architectural decoration design, has beautiful arcs and perfect lines, is easy to mutually support and integrate with the surrounding environment, and embodies strong curved sense. Nowadays, hyperbolic aluminum veneers are used for large-scale high-grade engineering buildings, such as gymnasiums, airports, large shopping malls, stations and the like. The hyperbolic aluminum single plate mainly comprises a hyperbolic plate, a reinforcing rib and corner connectors, and is mainly manufactured by the steps of making a module according to hyperbolic design in a drawing, cutting an aluminum material by using the module, welding, grinding, polishing, cleaning, spraying paint and the like. The hyperbolic aluminum veneer not only has exquisite appearance process, but also has the advantages of light weight, good rigidity, high strength, high cleanness, high weather resistance, easiness in installation and maintenance, environmental friendliness, easiness in recovery and the like. The existing common forming process is to use a die to perform curved surface stretch forming on a stretch forming machine, but the adoption of the forming mode has the disadvantages of multiple types and large quantity of stretch forming dies and long manufacturing period. More hyperbolic aluminum veneers of different types and specifications are needed to be used for engineering buildings with complex shapes, and the manufacturing cost is higher.
In the prior art, the following related technical solutions exist:
chinese patent application No. 201911365957.5 provides a stretch-electromagnetic composite forming apparatus for multi-curvature skin pieces and a method thereof.
The chinese patent with application number 201810839183.4 provides a stretch-forming machine for composite plates.
Chinese patent No. 201310039477.6 provides a flexible stretch-forming device for curved surface parts.
Although the prior art can realize the double-curved-surface stretch forming, the prior art also has the following technical problems:
1) a pulling and pressing composite plate stretching forming machine is used for reserving a jaw at the edge of a stretched or formed plate to clamp an allowance aluminum plate;
2) the flexible expansion-pulling forming device for the curved surface part can bring bending force to the plate when a vertical oil cylinder on the clamping device is loaded, so that the tensile stress and strain distribution of the pulling-shaped part are uneven;
3) the flexible expansion forming of the curved surface part can be realized by using the multipoint mould and a traditional stretcher in a matched mode, but the multipoint mould is a set of electromechanical integrated equipment, the traditional stretcher is difficult to assemble and disassemble, and when different three-dimensional curved surface parts are formed, the required mould heights are different, the heights need to be adjusted by using tools, and the operation is difficult.
Therefore, the tool for forming the double-curved aluminum veneer is simple in structure and convenient and fast to clamp, the tool can be used for forming the double-curved aluminum veneer by utilizing the existing equipment, and the manufacturing cost is reduced.
Disclosure of Invention
Aiming at the defects of the prior art, the utility model provides the tool for forming the hyperbolic aluminum single plate, which solves the problem of forming the hyperbolic aluminum single plate with small batch, small specification and small size by using the conventional equipment, and improves the utilization rate of materials.
In order to achieve the purpose, the utility model adopts the following technical scheme:
a tool for forming double-curvature aluminum veneers comprises a vertical oil cylinder 1, a support frame 2 and a drawing wood die 3 for forming double curvature of an aluminum plate, wherein the support frame 2 is placed on the vertical oil cylinder 1, and the drawing wood die 3 is arranged above the support frame 2; the vertical oil cylinder plays a role in supporting the support frame 2, and on the other hand, when the forming is carried out, the two rows of stretching oil cylinders are driven to move towards two sides in opposite directions and the vertical oil cylinder moves upwards at the same time, and the forming efficiency can be improved through the cooperation of the two stretching oil cylinders and the vertical oil cylinder.
The tool further comprises a stretching belt uniformly coated on the aluminum plate to be formed with double curvature on the stretch-forming wood die 3, fixing plates arranged on two sides of the support frame 2, stretching oil cylinders 5 arranged on the fixing plates, square tubes 6 fixed on the support frame 2 and positioned on two sides of the stretch-forming wood die 3, and circular tubes 7 sleeved outside the square tubes 6; the stretching oil cylinder 5 is provided with a roller 52;
two ends of the stretching belt respectively penetrate through the round pipes 7 at two sides of the stretching wood die 3 and the rollers 52 at the tops of the stretching oil cylinders 5 at two sides, and are fixed at the bottom of the stretching oil cylinder 5.
Preferably, the vertical oil cylinders 1 are arranged in at least two rows, and each row is provided with at least three oil cylinders at equal intervals.
Preferably, the support frame 2 is a support frame which is formed by welding square pipes and has a rectangular shape, and the side length of the cross section of each square pipe is equal to 2 times of the diameter of the piston of the hydraulic cylinder. The hydraulic cylinder is a vertical oil cylinder, the support frame 2 is directly placed on the vertical oil cylinder, and is not fixed or connected with other parts, and the side length of the square pipe is large, so that the placing stability of the whole support frame can be guaranteed.
Preferably, a plane step for fixing and transferring the drawn wood model 3 is processed at the head and the tail of the drawn wood model 3 respectively, and the middle part of the drawn wood model is a double-curvature outer surface.
Preferably, the tensile tape is a commercially available 100mm wide, 10 ton load bearing strap.
Preferably, the stretching cylinders 5 are respectively arranged in a row on two sides of the support frame 2, the top of the stretching cylinder 5 is provided with a roller 52 through a U-shaped bracket 51, and the width of the roller 52 is more than or equal to 1.2 times the width of the stretching belt. Since the width of the roller 52 is not much different from the inner side of the U-shaped bracket 51, if the width of the stretching belt is too large, the stretching belt is likely to slide into the gap between the roller and the U-shaped bracket, and is also likely to generate a friction action with the inner side of the U-shaped bracket. The width of the roller 52 is set to be 1.2 times or more the width of the drawing belt.
Preferably, the round tube 7 is always tangent to the edge of the tensioned stretching belt or the formed plate.
The utility model has the following beneficial effects: according to the tool for forming the hyperbolic aluminum single plate, the drawing wood die is processed according to the appearance of the hyperbolic aluminum single plate, the drawing wood die is completely attached to an aluminum plate to be formed through tensioning uniformly distributed drawing belts by the drawing oil cylinders which are respectively arranged in a row on two sides of the supporting frame, and therefore the forming of the hyperbolic aluminum single plate can be achieved. The tool can finish the forming of the double-curved aluminum veneer by utilizing the existing equipment and device, saves a jaw clamping allowance aluminum plate, and reduces the manufacturing cost.
Drawings
Fig. 1 is a schematic perspective structure view of the tool for forming the hyperbolic aluminum veneer.
Fig. 2 is a top view of the tooling of fig. 1 for forming the double-curved aluminum veneer.
Fig. 3(a) is a perspective view of the stretching cylinder.
Fig. 3(b) is a plan view of the stretching cylinder.
In the figure: the method comprises the following steps of 1-vertical oil cylinder, 2-support frame, 3-stretch wood die, 5-stretching oil cylinder, 51-U-shaped support, 52-roller, 6-square tube and 7-round tube.
Detailed Description
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 only a part of the embodiments of the present invention, and not all of the embodiments.
The following detailed description of the principles of the utility model is provided in connection with the accompanying drawings.
As shown in fig. 1-3, the tool for forming the double-curvature aluminum single plate comprises three vertical oil cylinders 1 which are arranged in two rows, wherein each row is provided with equal intervals, a support frame 2 which is formed by welding square pipes and has a rectangular shape is arranged on each vertical oil cylinder 1, and a drawing wood die 3 for forming the double curvature of an aluminum plate is fixed on each support frame 2.
The tool further comprises a stretching belt uniformly coated on the aluminum plate to be formed with double curvature on the stretch-forming wood die 3, fixing plates arranged on two sides of the support frame 2, stretching oil cylinders 5 arranged on the fixing plates, square tubes 6 fixed on the support frame 2 and positioned on two sides of the stretch-forming wood die 3, and circular tubes 7 sleeved outside the square tubes 6; the stretching oil cylinder 5 is provided with a roller 52;
two ends of the stretching belt respectively penetrate through the round pipes 7 at two sides of the stretching wood die 3 and the rollers 52 at the tops of the stretching oil cylinders 5 at two sides, and are fixed at the bottom of the stretching oil cylinder 5.
The round pipe 7 and the tensioned stretching belt or the edge of the formed plate are always in a tangent state.
The structure of the support frame 2 is as follows: the side length of the cross section of the square pipe is equal to 2 times of the diameter of a piston of the hydraulic cylinder, so that the support frame 2 is stably placed on the six vertical oil cylinders 1.
The structure of the stretch-forming wood pattern 3 is as follows: the head and the tail are respectively provided with a plane step for fixing and transferring the drawn wood model 3, and the middle part is a double-curvature profile.
The tensile tape is a commercially available 100mm wide, 10 ton load-bearing strap.
The structure of the stretching oil cylinder 5 is as follows: the stretching oil cylinders 5 are respectively arranged in a row at the left side and the right side of the support frame 2, the top of each stretching oil cylinder 5 is provided with a roller 52 through a U-shaped bracket 51, and the width of each roller 52 is more than or equal to 1.2 times of the width of a stretching belt.
The working principle of the utility model is as follows:
when the drawing wood die is used, the double curved surfaces of the middle part of the drawing wood die 3 are processed according to the shape of the double curved aluminum single plate, the head part and the tail part of the drawing wood die are respectively processed with a plane step for fixing and transferring the drawing wood die, and the drawing wood die 3 is transferred and fixed above the support frame 2 placed on the vertical oil cylinder 1. And then, uniformly coating a stretching belt for stretching forming on the hyperbolic aluminum veneer to be formed on the stretching wood die 3, wherein two ends of the stretching belt respectively penetrate through the circular pipes 7 on two sides of the support frame and the rollers 52 arranged on the U-shaped bracket 51 at the top of the stretching oil cylinder 5, and finally are fixed at the bottom of the stretching oil cylinder 5. And then, the stretching oil cylinders 5 arranged on the left side and the right side of the support frame 2 are driven to move in opposite directions until the hyperbolic aluminum single plate to be formed is completely attached to the hyperbolic outer surface of the stretch-forming wood die 3, the pressure is maintained for 30s, and at the moment, the circular tube 7 and the stretched belt or the edge of the formed plate are always in a tangent state. And maintaining the pressure for a certain time, and then reversely driving the stretching oil cylinder 5 to take out the formed hyperbolic aluminum single plate so as to finish the forming process of the hyperbolic aluminum single plate.
In the description of the present invention, it is to be understood that the terms "vertical", "head", "tail", "middle", "top", "tail", "both sides", "left and right", "both ends", etc., indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and equivalent alternatives or modifications according to the technical solution of the present invention and the inventive concept thereof should be covered by the scope of the present invention.
Claims (7)
1. A tool for forming double-curvature aluminum veneers comprises a vertical oil cylinder (1), a support frame (2) and a drawing wood die (3) for forming double curvature of an aluminum plate, and is characterized in that the support frame (2) is placed on the vertical oil cylinder (1), and the drawing wood die (3) is arranged above the support frame (2);
the tool further comprises a stretching belt uniformly coated on the stretch wood die (3) to be formed by double curvature on the aluminum plate, fixing plates arranged on two sides of the support frame (2), stretching oil cylinders (5) arranged on the fixing plates, square pipes (6) fixed on the support frame (2) and positioned on two sides of the stretch wood die (3), and circular pipes (7) sleeved outside the square pipes (6); the stretching oil cylinder (5) is provided with a roller (52);
two ends of the stretching belt respectively penetrate through the round pipes (7) on two sides of the stretching wood die (3) and the rollers (52) on the tops of the stretching oil cylinders (5) on two sides, and are fixed at the bottom of the stretching oil cylinder (5).
2. The tool for forming the hyperbolic aluminum veneer according to claim 1, wherein the vertical oil cylinders (1) are arranged in at least two rows, and each row is provided with at least three cylinders at equal intervals.
3. The tool for forming the hyperbolic aluminum single plate according to claim 1, wherein the support frame (2) is a rectangular support frame welded by square pipes, and the side length of the cross section of each square pipe is equal to 2 times of the diameter of a piston of a hydraulic cylinder.
4. The tool for forming the hyperbolic aluminum veneer according to claim 1, wherein a planar step for fixing and transferring the tensile wood pattern (3) is respectively machined at the head and the tail of the tensile wood pattern (3), and the middle part of the tensile wood pattern is a double-curvature outer surface.
5. The tooling for forming the hyperbolic aluminum veneer according to claim 1, wherein the stretching belt is a commercially available 100mm wide belt bearing 10 tons.
6. The tool for forming the hyperbolic aluminum veneer according to claim 1, wherein the stretching oil cylinders (5) are respectively arranged in a row on two sides of the support frame (2), the rollers (52) are arranged on the tops of the stretching oil cylinders (5) through U-shaped brackets (51), and the width of each roller (52) is more than or equal to 1.2 times the width of the stretching belt.
7. The tool for forming the hyperbolic aluminum veneer according to claim 1, wherein the circular tube (7) and the tensioned stretching belt or the edge of the formed plate are always in a tangent state.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121144031.6U CN215657374U (en) | 2021-05-26 | 2021-05-26 | Tool for forming hyperbolic aluminum veneer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121144031.6U CN215657374U (en) | 2021-05-26 | 2021-05-26 | Tool for forming hyperbolic aluminum veneer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215657374U true CN215657374U (en) | 2022-01-28 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121144031.6U Active CN215657374U (en) | 2021-05-26 | 2021-05-26 | Tool for forming hyperbolic aluminum veneer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215657374U (en) |
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2021
- 2021-05-26 CN CN202121144031.6U patent/CN215657374U/en active Active
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