CN210026373U - Non-equal-diameter closed square pipe beam forming die for composite material - Google Patents
Non-equal-diameter closed square pipe beam forming die for composite material Download PDFInfo
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- CN210026373U CN210026373U CN201920089420.XU CN201920089420U CN210026373U CN 210026373 U CN210026373 U CN 210026373U CN 201920089420 U CN201920089420 U CN 201920089420U CN 210026373 U CN210026373 U CN 210026373U
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- rotating shaft
- stripper plate
- supporting seat
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Abstract
The utility model discloses a composite material non-equal diameter closed square pipe beam forming die, which consists of a base, a supporting seat, an upper module, a middle module, a lower module, a stripper plate and a hoisting ring; the two supporting seats are respectively fixed on the base, the upper module and the middle module, the lower module and the middle module are respectively positioned through pins, the stripper plate is connected with the upper module and the lower module through bolts, the large end of the middle module is provided with a rotating shaft, the cross section direction of the rotating shaft is provided with two direction positioning pin holes vertical to the surface of the square pipe beam, the two direction positioning pin holes are used for inserting pins for positioning when the die body rotates to different laying surfaces, and the lifting rings are longitudinally installed. And (5) dismounting the hoisting hanging ring during demoulding and mounting a demoulding bolt. During demoulding, a demoulding bolt is screwed in through a thread through hole of a demoulding plate, a force is applied to the small end of the middle module to separate from the middle module, the middle module is withdrawn from the small end to the large end along the direction of a demoulding angle, and the upper module and the lower module are removed to finish demoulding; the square tubular beam is formed, and the quality and the stability of the square tubular beam are ensured. The maintenance cost of the die is reduced.
Description
Technical Field
The utility model relates to an unmanned aerial vehicle manufacturing process technical field, specifically speaking relates to a combined material non-constant diameter closed type side pipe beam forming die.
Background
The composite material beam is a key important part for bearing and stressing of the unmanned aerial vehicle, and the square tube beam is commonly used for the wing structure of the unmanned aerial vehicle due to simple structure, good strength, simple and direct assembly process and convenient maintenance and replacement. In view of the importance of the structure and the precision requirement of assembly, the required precision of the inner cavity profile of the square pipe beam is high, and if a soft mold is adopted, the requirement of the size precision is difficult to guarantee. Moreover, the problem of manual convenience in the laying process is also considered, namely four surfaces of the square tube beam can be located at favorable positions of laying, and the problems of rotation and positioning of the mold are also solved.
The existing square tubular beam is small in size and one surface of the existing square tubular beam is of an open structure, and a violent demolding mode is adopted after solidification, so that reference cannot be made, and the existing optimized die structure for the non-equal-diameter closed square tubular beam made of the composite material of the unmanned aerial vehicle is not disclosed in documents. Therefore, a reasonable and optimized mold structure is urgently needed to be designed, the problems of layer rotation and positioning of the composite material non-equal-diameter closed square tubular beam can be met, and the demolding problem after curing is further solved.
Disclosure of Invention
In order to avoid the not enough of prior art existence, the utility model provides a combined material non-constant diameter closed square tubular beams forming die, this forming die simple structure is reasonable, be convenient for maintain the use, realizes reasonable accurate shaping, the solidification of unmanned aerial vehicle combined material non-constant diameter closed square tubular beams to guarantee mould product quality and stability.
The technical scheme adopted by the utility model for solving the technical problems is that the device comprises a base, a first supporting seat, a second supporting seat, an upper module, a middle module, a lower module, a module positioning pin, a module connecting bolt, a stripper plate connecting bolt, a rotating shaft positioning pin, a stripper bolt and a hoisting ring;
the base is a rectangular long plate body, two end parts of the base are fixedly connected with a group of lifting rings respectively and symmetrically arranged along the axis of the base, and the lifting rings on the base are used for lifting a die product;
the first supporting seat and the second supporting seat are respectively fixed at two end parts of the base and are positioned at the inner sides of the lifting rings at the two end parts, the lifting rings are positioned at the outer sides of the first supporting seat and the second supporting seat, and the second supporting seat is provided with a positioning pin blind hole for positioning a die body;
the middle module and the upper module, the middle module and the lower module are respectively positioned through module positioning pins and connected through module connecting bolts, a draft angle is arranged among the upper module, the middle module and the lower module, the upper module and the lower module are connected with a draft plate to form a die body, the big end of the middle module is provided with a rotating shaft and a second supporting seat which are installed in a matched mode, and the cross section direction of the rotating shaft is provided with two direction positioning pin holes which are vertical to the surface of the square tube beam and used for inserting the rotating shaft positioning pins for positioning when the die body rotates to different layering surfaces;
a rotating shaft is arranged at one side end of the stripper plate, screw holes are distributed on the stripper plate according to the rotating shaft, the end surface at the other side of the stripper plate is connected with the upper module and the lower module through a stripper plate connecting bolt, and a positioning pin hole is arranged on the rotating shaft at the side end of the stripper plate for positioning, so that the layers of different closed surfaces of the square tubular beam are all positioned on the upper surface; the center of the rotating shaft on the stripper plate is provided with a threaded through hole for installing a hoisting hanging ring, the hoisting hanging ring is dismounted during stripping to install a stripping bolt, the stripping bolt is screwed in through the central threaded through hole of the rotating shaft on the stripper plate during stripping, stripping force is continuously applied to the small end of the middle module until the middle module is separated from the middle module and is removed from the small end to the large end along the direction of a stripping angle, and the upper module and the lower module are removed to finish the stripping.
And the demoulding angle among the upper module, the middle module and the lower module is 3 degrees.
And the rotating shaft of the side end face of the stripping plate and the rotating shaft of the large end of the middle module are coaxially arranged.
Advantageous effects
The utility model provides a composite material non-equal diameter closed square pipe beam forming die, which comprises a base, a supporting seat, an upper module, a middle module, a lower module, a stripping plate, a stripping bolt and a lifting ring; the two supporting seats are respectively welded on the base, the upper module and the middle module, the lower module and the middle module are respectively positioned through pins, the bolts are firmly connected, the stripper plate is connected with the upper module and the lower module through bolts, the large end of the middle module is provided with a rotating shaft, the cross section direction of the rotating shaft is provided with two direction positioning pin holes vertical to the surface of the square pipe beam, the two direction positioning pin holes are used for inserting the pins for positioning when the die body rotates to different laying surfaces, and the hoisting rings are longitudinally installed. The demoulding plate is provided with a threaded through hole, a hoisting hanging ring is installed in the process of preparing, installing and forming the mould, the hoisting hanging ring is detached in the process of demoulding, and a demoulding bolt is installed. During demoulding, the demoulding bolt is continuously screwed in through the thread through hole of the demoulding plate, demoulding force is continuously applied to the small end of the middle module until the middle module is separated from the middle module and fades out from the small end to the large end along the direction of a demoulding angle, the inner cavity of the square tube beam forms a space, and the upper module and the lower module are faded down to complete demoulding.
The utility model discloses square tubular beam forming die's revolution mechanic is convenient for the manual work and is spread the layer process and be favorable to the product to spread the layer quality. The die is provided with a die splitting structure, a reasonable demoulding angle and a demoulding structure, so that the forming and demoulding of a hard die can be realized efficiently and quickly, and the quality precision and stability of products are ensured. And then realize that the ply of the different confining surfaces of square tubular beams all can be in the upper surface, be favorable to manual operation and application of force, improve and spread the ply quality, reduce the maintenance cost.
Drawings
The following describes the non-equal-diameter closed square tubular beam forming mold made of composite material in further detail with reference to the accompanying drawings and embodiments.
Fig. 1 is the utility model discloses non-constant diameter closed type side of unmanned aerial vehicle combined material pipe beam structure schematic diagram:
(a) is a front view of a composite material non-equal-diameter closed square tubular beam,
(b) is a left view of a composite material non-equal-diameter closed square tubular beam,
(c) is a cross-sectional view of the composite material non-equal-diameter closed square tube beam.
Fig. 2 is a schematic view of the non-equal-diameter closed square tubular beam forming die made of the composite material of the present invention.
Fig. 3 is the schematic drawing of the stripper plate of the non-equal-diameter closed square tubular beam forming die for composite materials of the present invention.
Fig. 4 is the top view of the stripper plate of the non-equal-diameter closed square tubular beam forming mold of the utility model.
Figure 5 is the utility model discloses combined material non-constant diameter closed type side pipe beam forming die's drawing of patterns board axonometric map.
In the figure:
1. base 2, first supporting seat 3, second supporting seat 4, upper module 5, middle module 6, lower module 7 and module locating pin
8. Module connecting bolt 9, stripper plate 10, stripper plate connecting bolt 11, rotating shaft positioning pin 12 and stripper bolt
13. Hoisting hanging ring
h1 is the height of the inner cavity at the two ends of the square tube beam, h2 is the height of the inner cavity at the middle part of the square tube beam
Detailed Description
The embodiment is a non-equal-diameter closed square tubular beam forming die for composite materials. The composite material non-equal diameter closed type square tubular beam formed by applying the die structure is higher in the middle of the inner cavity of the formed square tubular beam than the inner cavities at the two ends; the height of the inner cavity at the two ends of the square tube beam is h1, the height of the inner cavity at the middle part of the square tube beam is h2, the height of the inner cavity at the middle part of the square tube beam is h2, the height of the inner cavity at the two ends of the square tube beam is h1, and the four sides of the square tube beam are closed, so that the demolding difficulty is high after molding.
Referring to fig. 1 to 5, the mold for molding the composite material non-equal-diameter closed square tubular beam in the embodiment is composed of a base 1, a first supporting seat 2, a second supporting seat 3, an upper module 4, a middle module 5, a lower module 6, a module positioning pin 7, a module connecting bolt 8, a stripper plate 9, a stripper plate connecting bolt 10, a rotating shaft positioning pin 11, a stripper bolt 12 and a hoisting hanging ring 13; the base 1 provides support for the above components. The base 1 is a rectangular long plate body, two ends of the base 1 are fixedly connected with a set of lifting rings respectively, the lifting rings are symmetrically installed along the axis of the base 1, and the lifting rings on the base are used for lifting die products. The first supporting seat 2 and the second supporting seat 3 are respectively fixed at two end parts on the base and positioned at the inner sides of the lifting rings at the two end parts on the base 1, and the lifting rings 13 are connected with the rotating shaft and positioned at the outer sides of the first supporting seat 2 and the second supporting seat 3; and a positioning pin blind hole matched with the positioning die body is formed in the second supporting seat 3.
Well module 5 and last module 4, well module 5 and lower module 6 are fixed a position through module locating pin 7 respectively, module connecting bolt 8 is connected, go up module 4 and lower module 6 and connect through stripper plate 9 and form the die body, wherein well module 4, well module 5, there is 3 draft angles between the lower module 6, well module 5 big tip is provided with pivot and second supporting seat cooperation installation, pivot cross section direction has two direction locating pin holes with square pipe beam surface looks vertically, insert pivot locating pin 11 location when being used for the die body rotatory to different layer planes.
In this embodiment, a rotating shaft is arranged at one side end of the stripper plate 9, screw holes are distributed on the stripper plate 9 according to the rotating shaft, the other side end face of the stripper plate 9 is connected with the upper module 4 and the lower module 6 through a stripper plate connecting bolt 10, and the rotating shaft at the side end of the stripper plate 9 is provided with a positioning pin hole for positioning, so that the layers of different closed surfaces of the square tubular beam are all positioned on the upper surface. A threaded through hole is formed in the center of the upper rotating shaft of the stripper plate 9 and used for mounting a hoisting hanging ring 13; and (3) installing the hoisting hanging ring 13 in the processes of preparing, installing and forming the die, detaching the hoisting hanging ring 13 during demolding, and installing the demolding bolt 12. During demoulding, the demoulding bolt is continuously screwed in through the thread through hole of the demoulding plate, demoulding force is continuously applied to the small end of the middle module 5 until the middle module 5 is separated and faded out from the small end to the large end along the direction of a demoulding angle of 3 degrees, and the inner cavity of the square tubular beam forms a neutral position, so that the upper module 4 and the lower module 6 can be easily faded down, and demoulding is completed. When the stripper plate is installed, the rotating shaft of the side end face of the stripper plate 9 and the rotating shaft of the large end of the middle module 5 are coaxially installed.
In this embodiment, the step of forming the non-equal-diameter closed square tubular beam made of the composite material is as follows:
step 1, assembling a module; the upper module 4, the middle module 5 and the lower module 6 are cleaned, residual glue cannot exist on the surfaces of the upper module, the release agent is uniformly coated on the surfaces of the modules, the upper module 4 and the middle module 5, the lower module 6 and the middle module 5 are positioned by the module positioning pins 7 respectively and are connected and fastened by the module connecting bolts 8.
Step 3, positioning the die body; and (3) placing the assembled die body on the first supporting seat 2 and the second supporting seat 3, wherein during installation, a rotating shaft of the side end face of the stripper plate 9 and a rotating shaft of the large end of the middle die block 5 are coaxially installed, pin holes in the rotating shaft of the middle die block 5 are aligned with pin holes in the base, and positioning pins are inserted.
Step 5, curing and forming; after the square pipe beam is paved, a vacuum bag is manufactured to check the air tightness, and an autoclave is integrally placed for curing a hoisting mold product.
Step 6, demolding; after the square tubular beam is cured, demolding is started, the hoisting rings 13 arranged on the threaded through holes of the rotating shafts at the side ends of the demolding plates 9 are detached, the demolding bolts 12 are continuously screwed in through the threaded through holes of the demolding plates, demolding force is continuously applied to the small end of the middle module 5 until the middle module 5 is separated from the middle module, the middle module is removed from the small end to the large end along the 3-degree demolding angle direction, the inner cavity of the square tubular beam forms a neutral stop, and accordingly the upper module 4 and the lower module 6 can be conveniently removed, and demolding is completed.
Claims (3)
1. A non-equal-diameter closed square tubular beam forming die for composite materials is characterized by comprising a base, a first supporting seat, a second supporting seat, an upper module, a middle module, a lower module, a module positioning pin, a module connecting bolt, a stripper plate connecting bolt, a rotating shaft positioning pin, a stripper bolt and a hoisting hanging ring; the base is a rectangular long plate body, two end parts of the base are fixedly connected with a group of lifting rings respectively and symmetrically arranged along the axis of the base, and the lifting rings on the base are used for lifting a die product;
the first supporting seat and the second supporting seat are respectively fixed at two end parts of the base and are positioned at the inner sides of the lifting rings at the two end parts, the lifting rings are positioned at the outer sides of the first supporting seat and the second supporting seat, and the second supporting seat is provided with a positioning pin blind hole for positioning a die body;
the middle module and the upper module, the middle module and the lower module are respectively positioned through module positioning pins and connected through module connecting bolts, a draft angle is arranged among the upper module, the middle module and the lower module, the upper module and the lower module are connected with a draft plate to form a die body, the big end of the middle module is provided with a rotating shaft and a second supporting seat which are installed in a matched mode, and the cross section direction of the rotating shaft is provided with two direction positioning pin holes which are vertical to the surface of the square tube beam and used for inserting the rotating shaft positioning pins for positioning when the die body rotates to different layering surfaces;
a rotating shaft is arranged at one side end of the stripper plate, screw holes are distributed on the stripper plate according to the rotating shaft, the end surface at the other side of the stripper plate is connected with the upper module and the lower module through a stripper plate connecting bolt, and a positioning pin hole is arranged on the rotating shaft at the side end of the stripper plate for positioning, so that the layers of different closed surfaces of the square tubular beam are all positioned on the upper surface; the center of the rotating shaft on the stripper plate is provided with a threaded through hole for installing a hoisting hanging ring, the hoisting hanging ring is dismounted during stripping to install a stripping bolt, the stripping bolt is screwed in through the central threaded through hole of the rotating shaft on the stripper plate during stripping, stripping force is continuously applied to the small end of the middle module until the middle module is separated from the middle module and is removed from the small end to the large end along the direction of a stripping angle, and the upper module and the lower module are removed to finish the stripping.
2. The forming die for the composite material non-constant-diameter closed square tubular beam as claimed in claim 1, wherein a draft angle between the upper die block, the middle die block and the lower die block is 3 °.
3. The non-constant diameter closed square tubular beam forming mold for composite material according to claim 1, wherein the rotating shaft of the side end face of the stripper plate and the rotating shaft of the large end of the middle module are coaxially installed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920089420.XU CN210026373U (en) | 2019-01-21 | 2019-01-21 | Non-equal-diameter closed square pipe beam forming die for composite material |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920089420.XU CN210026373U (en) | 2019-01-21 | 2019-01-21 | Non-equal-diameter closed square pipe beam forming die for composite material |
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| Publication Number | Publication Date |
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| CN210026373U true CN210026373U (en) | 2020-02-07 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201920089420.XU Active CN210026373U (en) | 2019-01-21 | 2019-01-21 | Non-equal-diameter closed square pipe beam forming die for composite material |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109808198A (en) * | 2019-01-21 | 2019-05-28 | 西安爱生技术集团公司 | A kind of non-isometrical enclosed type square tube beam molding die of composite material |
-
2019
- 2019-01-21 CN CN201920089420.XU patent/CN210026373U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109808198A (en) * | 2019-01-21 | 2019-05-28 | 西安爱生技术集团公司 | A kind of non-isometrical enclosed type square tube beam molding die of composite material |
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