CN209813114U - Composite material winding device - Google Patents
Composite material winding device Download PDFInfo
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- CN209813114U CN209813114U CN201920688106.3U CN201920688106U CN209813114U CN 209813114 U CN209813114 U CN 209813114U CN 201920688106 U CN201920688106 U CN 201920688106U CN 209813114 U CN209813114 U CN 209813114U
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Abstract
A composite material winding device and an assembly method relate to the technical field of fiber winding and aim to solve the problem that a layer of composite material needs to be wound on the surface of a cylindrical core mold when a certain part is manufactured, and the conventional manufacturing method cannot support a cavity during winding and ensure the accuracy of a longitudinal winding doffing point and winding precision and the cavity is reserved after winding is finished. The utility model comprises a front seal head connecting shaft, a rear seal head connecting shaft, a front seal head connecting piece, a rear seal head connecting piece, a rubber layer and a cylindrical winding core mould; the outer surface of the cylindrical winding core mold is provided with a rubber layer, a front end enclosure connecting piece and a rear end enclosure connecting piece are fixed inside the rubber layer, threaded holes are respectively processed on the front end enclosure connecting piece and the rear end enclosure connecting piece, external threads are respectively processed on the front end enclosure connecting shaft and the rear end enclosure connecting piece, and the external threads of the front end enclosure connecting shaft are screwed in the threaded holes of the front end enclosure connecting piece. The utility model is suitable for a specific part's winding.
Description
Technical Field
The utility model belongs to the technical field of the fibre winding, concretely relates to combined material wind.
Background
The composite material is a material basis of high-performance products and is an important guarantee for realizing advanced design concepts and technologies. The high-performance composite material has been successfully used in a plurality of national key fields due to the advantages of light weight and high strength, the composite material winding technology is used for manufacturing the composite material shell, and the selection of the filling material for winding the cavity and the filling and taking-out method are always a great problem which troubles the winding technology. When a part is manufactured, a layer of composite material needs to be wound on the surface of a cylindrical core mould, a certain cavity needs to be reserved in a winding layer on one side of the part, the cavity is supported during winding, the accuracy of a longitudinal winding doffing point and the winding precision are guaranteed, the cavity is reserved after winding is finished, the performance of the winding core mould is not influenced, the structure and the outer surface of the winding core mould are not damaged, and the part cannot be manufactured by adopting a conventional manufacturing method.
SUMMERY OF THE UTILITY MODEL
The utility model discloses a solve certain part and need the surface winding one deck combined material of cylindrical mandrel when the preparation, adopt conventional manufacturing method can't realize both playing the supporting role to the cavity when twining, guarantee again that vertical winding doff point is accurate and the winding precision, remain the problem of cavity after the winding finishes, and provide a combined material wind and assembly method.
The utility model discloses a solve the technical scheme that above-mentioned technical problem took and be:
the first scheme is as follows: a composite material winding device comprises a front seal head connecting shaft, a rear seal head connecting shaft, a front seal head connecting piece, a rear seal head connecting piece, a rubber layer and a cylindrical winding core mold;
the outer surface of the cylindrical winding mandrel is provided with a rubber layer, a front end socket connecting piece and a rear end socket connecting piece are fixed inside the rubber layer, threaded holes are respectively processed in the front end socket connecting piece and the rear end socket connecting piece, external threads are respectively processed on the front end socket connecting shaft and the rear end socket connecting shaft, the external threads of the front end socket connecting shaft are screwed in the threaded holes of the front end socket connecting piece, the external threads of the rear end socket connecting shaft are screwed in the threaded holes of the rear end socket connecting piece, the front end socket connecting shaft, the rear end socket connecting shaft and the cylindrical winding mandrel are coaxially arranged, a cavity is arranged between one end, provided with the front end socket connecting shaft, of the cylindrical winding mandrel and the rubber layer, and.
Scheme II: a method of assembling a composite material winding apparatus comprising the steps of:
adhering two sections of processed rubber layers to the outer surface of the cylindrical winding core mold through an adhesive, and adhering the front seal head connecting piece and the rear seal head connecting piece to the rubber layers through the adhesive respectively; before bonding, firstly coating the adhesive on the surface of a bonding area, standing for a period of time, compacting by hands, extruding redundant adhesive, winding the bonding area by using a cloth belt, standing for a period of time, coating protective layers on respective threaded holes of the front seal head connecting piece and the rear seal head connecting piece after the rubber layer is well bonded with the surface of the cylindrical winding core mold, and then installing a front seal head connecting shaft on the front seal head connecting piece and installing a rear seal head connecting shaft on the rear seal head connecting piece.
Further, the binder is a polyurethane binder and consists of an isocyanate-terminated polyether polyurethane prepolymer adhesive and a liquid aromatic amine curing agent.
Further, the weight ratio of the isocyanate-terminated polyether polyurethane prepolymer adhesive to the liquid aromatic amine curing agent is (99.5-100.5): 16.
compared with the prior art, the utility model following beneficial effect has:
the utility model discloses head spiale and back head spiale before setting up, and preceding head spiale and back head spiale can be dismantled behind the compound fiber winding rubber layer surface, have guaranteed the operation requirement of winding back part, set up the cavity in addition to set up the paraffin layer in the cavity, provide the support when winding compound fiber, after the winding, with preceding head spiale and back head spiale dismantlement back, it is right the utility model discloses the heating makes the paraffin layer melt and flows out in the internal thread hole of head connecting piece in the past, guarantees the use of winding back part. The utility model discloses it is reliable to set up bonding between distinctive binder messenger rubber layer and the cylindrical winding mandrel, and intensity when guaranteeing the winding does not break away from on the rubber layer when making winding composite fiber, further keeps the winding precision, makes the winding go on smoothly. And the conventional adhesive or glue is adopted, so that the adhesion reliability cannot be ensured, and the demoulding is easy to realize during winding.
Drawings
Fig. 1 is a schematic diagram of the present invention.
Detailed Description
The first embodiment is as follows: the embodiment is described with reference to fig. 1, and the composite material winding device of the embodiment comprises a front seal head connecting shaft 1, a rear seal head connecting shaft 2, a front seal head connecting piece 3, a rear seal head connecting piece 4, a rubber layer 5 and a cylindrical winding core mold 6;
the outer surface of the cylindrical winding core mold 6 is provided with a rubber layer 5, a front seal head connecting piece 3 and a rear seal head connecting piece 4 are fixed inside the rubber layer 5, threaded holes are respectively processed in the front seal head connecting piece 3 and the rear seal head connecting piece 4, external threads are respectively processed on the front seal head connecting shaft 1 and the rear seal head connecting shaft 2, the external threads of the front seal head connecting shaft 1 are screwed in the threaded hole of the front seal head connecting piece 3, the external threads of the rear seal head connecting shaft 2 are screwed in the threaded hole of the rear seal head connecting piece 4, the front seal head connecting shaft 1, the rear seal head connecting shaft 2 and the cylindrical winding core mold 6 are coaxially arranged, a cavity 7 is arranged between one end, provided with the front seal head connecting shaft 1, of the cylindrical winding core mold 6 and the rubber layer 5.
The utility model discloses set up rubber layer 5's aim at and guarantee to increase composite fiber's adhesive force when winding composite fiber, make composite fiber not drawing of patterns.
The second embodiment is as follows: the present embodiment will be described with reference to fig. 1, and the cavity 7 of the present embodiment is filled with a paraffin layer.
The purpose of setting up the paraffin layer is for rubber layer 5 provides the holding power at the winding in-process, makes the paraffin layer melt through the heating after the winding and flows out from the screw hole of head connecting piece 3 in the past, guarantees the use of cavity.
Other components and connections are the same as in the first embodiment.
The third concrete implementation mode: referring to fig. 1, the present embodiment will be described, and the rubber layer 5 in the present embodiment is made of nitrile rubber.
Other components and connections are the same as in the first embodiment.
The fourth concrete implementation mode: the present embodiment will be described with reference to fig. 1, wherein the rubber layer 5 of the present embodiment is composed of two segments, the two segments of rubber layer 5 are bonded to the surface of the cylindrical winding core mold 6 by an adhesive, and the joint of the two segments of rubber layer 5 is also bonded by an adhesive.
Other components and connections are the same as in the first embodiment.
The fifth concrete implementation mode: referring to fig. 1, the embodiment is described, in which the abutting joint of the two rubber layers 5 is a tapered opening, and the tapered openings of the two rubber layers 5 are matched with each other to form a straight cylindrical surface on the outer surface of the rubber layer 5.
Other compositions and connection relations are the same as those of the fourth embodiment.
The sixth specific implementation mode: the present embodiment will be described with reference to fig. 1, and an assembly method of a composite material winding apparatus according to the present embodiment includes the steps of:
adhering two sections of processed rubber layers 5 to the outer surface of a cylindrical winding core mold 6 through an adhesive, and respectively adhering a front seal head connecting piece 3 and a rear seal head connecting piece 4 to the rubber layers 5 through the adhesive; before bonding, firstly coating a bonding agent on the surface of a bonding area, standing for a period of time, compacting by hands, extruding redundant bonding agent, winding the bonding area by a cloth belt, placing for a period of time, coating a protective layer on each threaded hole of the front seal head connecting piece 3 and the rear seal head connecting piece 4 after the rubber layer 5 and the surface of the cylindrical winding core mould 6 are bonded, then installing the front seal head connecting shaft 1 on the front seal head connecting piece 3, and installing the rear seal head connecting shaft 2 on the rear seal head connecting piece 4.
The seventh embodiment: in the embodiment, before the adhesive is coated, the bonding areas of the inner surfaces of the two rubber layers 5 are ground by sand paper to roughen the surfaces, and then the bonding areas are coated with ethyl acetate solvent and dried.
Other components and connection relationships are the same as those in the sixth embodiment.
The specific implementation mode is eight: the binder is a polyurethane binder and consists of an isocyanate-terminated polyether polyurethane prepolymer adhesive and a liquid aromatic amine curing agent.
Other components and connection relationships are the same as those in the sixth embodiment.
The specific implementation method nine: the weight ratio of the isocyanate-terminated polyether polyurethane prepolymer adhesive to the liquid aromatic amine curing agent in the embodiment is (99.5-100.5): 16.
the weight ratio of the polyurethane prepolymer adhesive to the polyurethane curing agent in the embodiment can also be 100: 16, the weight error is plus or minus 0.5 during proportioning.
Other compositions and connection relationships are the same as those in embodiment eight.
The detailed implementation mode is ten: in this embodiment, the protective layer is made of silicone.
Silicone grease is coated on respective threaded holes of the front end socket connecting piece 3 and the rear end socket connecting piece 4, so that the front end socket connecting shaft 1 and the rear end socket connecting shaft 2 cannot be taken down after composite fibers are cured in the winding process.
Other components and connection relationships are the same as those in the sixth embodiment.
Claims (5)
1. A composite material winding device is characterized in that: the device comprises a front seal head connecting shaft (1), a rear seal head connecting shaft (2), a front seal head connecting piece (3), a rear seal head connecting piece (4), a rubber layer (5) and a cylindrical winding core mold (6);
the outer surface of the cylindrical winding core mold (6) is provided with a rubber layer (5), a front seal head connecting piece (3) and a rear seal head connecting piece (4) are fixed inside the rubber layer (5), threaded holes are respectively processed on the front seal head connecting piece (3) and the rear seal head connecting piece (4), external threads are respectively processed on the front seal head connecting shaft (1) and the rear seal head connecting shaft (2), the external threads of the front seal head connecting shaft (1) are screwed in the threaded hole of the front seal head connecting piece (3), the external threads of the rear seal head connecting shaft (2) are screwed in the threaded hole of the rear seal head connecting piece (4), and the front seal head connecting shaft (1), the rear seal head connecting shaft (2) and the cylindrical winding core mold (6) are coaxially arranged, a cavity (7) is arranged between one end of the cylindrical winding core mold (6) provided with the front end socket connecting shaft (1) and the rubber layer (5), and the internal thread of the front end socket connecting piece (3) is communicated with the cavity (7).
2. A composite material winding apparatus according to claim 1, wherein: and the cavity (7) is filled with a paraffin layer.
3. A composite material winding apparatus according to claim 1, wherein: the rubber layer (5) is made of nitrile rubber.
4. A composite material winding apparatus according to claim 1, wherein: the rubber layer (5) is composed of two sections, the two sections of rubber layers (5) are adhered to the surface of the cylindrical winding core mold (6) through adhesives, and the joint of the two sections of rubber layers (5) is also adhered through adhesives.
5. A composite material winding apparatus according to claim 4, wherein: the butt joint of the two rubber layers (5) is a taper, and the taper of the two rubber layers (5) are matched with each other to form a straight cylindrical surface on the outer surface of the rubber layer (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920688106.3U CN209813114U (en) | 2019-05-13 | 2019-05-13 | Composite material winding device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920688106.3U CN209813114U (en) | 2019-05-13 | 2019-05-13 | Composite material winding device |
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| CN209813114U true CN209813114U (en) | 2019-12-20 |
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| CN201920688106.3U Active CN209813114U (en) | 2019-05-13 | 2019-05-13 | Composite material winding device |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109968686A (en) * | 2019-05-13 | 2019-07-05 | 哈尔滨玻璃钢研究院有限公司 | A kind of Filament Wound Composite device and assembly method |
| CN112895503A (en) * | 2021-01-25 | 2021-06-04 | 湖北三江航天江北机械工程有限公司 | Method for forming small-diameter large-opening solid rocket engine shell |
-
2019
- 2019-05-13 CN CN201920688106.3U patent/CN209813114U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109968686A (en) * | 2019-05-13 | 2019-07-05 | 哈尔滨玻璃钢研究院有限公司 | A kind of Filament Wound Composite device and assembly method |
| CN109968686B (en) * | 2019-05-13 | 2024-05-03 | 哈尔滨玻璃钢研究院有限公司 | Composite material winding device and assembly method |
| CN112895503A (en) * | 2021-01-25 | 2021-06-04 | 湖北三江航天江北机械工程有限公司 | Method for forming small-diameter large-opening solid rocket engine shell |
| CN112895503B (en) * | 2021-01-25 | 2022-07-08 | 湖北三江航天江北机械工程有限公司 | Method for forming small-diameter large-opening solid rocket engine shell |
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