CN101380789A - Sealing mechanism of hub cap die and sealing method - Google Patents
Sealing mechanism of hub cap die and sealing method Download PDFInfo
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- CN101380789A CN101380789A CNA2008101678312A CN200810167831A CN101380789A CN 101380789 A CN101380789 A CN 101380789A CN A2008101678312 A CNA2008101678312 A CN A2008101678312A CN 200810167831 A CN200810167831 A CN 200810167831A CN 101380789 A CN101380789 A CN 101380789A
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Abstract
The present invention discloses a sealing mechanism and a sealing method of a wheel hub cap mold. The wheel hub cap mold consists of a U-shaped hollow thin-walled wheel hub cap mold body, as well as a first U-shaped parting mold component, a second parting mold component and a third parting mold component formed by splicing with the mold body; the splicing positions among the U-shaped hollow thin-walled wheel hub cap mold body and the first, second and third parting mold components are respectively provided with a spliced body; the spliced body is provided with a sealing slot which is provided with a sealing strip. When manufacturing the wheel hub cap, the sealing mechanism of the parting spliced wheel hub cap mold provided by the present invention achieves the sealing of the splicing seam while fastening the mold, thus ensuring the vacuum degree; by utilizing the suction casting method, the wheel hub cap mold is prepared by suction casting and solidifying with composite materials and resin. The wheel hub cap mold provided by the present invention has the advantages of convenient splicing and opening, good sealing performance, etc.
Description
Technical field
The present invention relates to wind power plant manufacturing technology field, relate in particular to a kind of sealing mechanism and encapsulating method that is used to make the hub cap die of the hubcap on the wind power plant.
Background technology
Continuous development along with the The modern industry process; human demand and day sharp increase to fossil energy (for example oil, coal); a large amount of consumption of this non-renewable energy resources have improved human life quality on the one hand, but bring the human severe problem that threatens human survival such as energy crisis, climate warming, environmental pollution etc. with it together equally.
At present, regenerative resource for example water power, solar energy, biomass energy, wind energy utilization because of its can part the consumption of alternative fossil energy gradually by large-scale application.Wherein, but wind energy because of its widely distributed Large scale construction, to the less focus that becomes new forms of energy development of the negative effect of ecological environment.Wind power plant, some blades that wheel hub that generally include pedestal, stand on tower tube on the pedestal, be installed in the cabin on tower tube top, is connected and installed with cabin one end and hubcap and symmetry are installed on the described wheel hub are formed, be mounted with wind-driven generator in the wherein said cabin, when wind, wind-force drive blade and wheel hub are along the axis rotation of wheel hub, the rotor rotation that drives generator produces electric energy, thereby will further be converted to electric energy through generator by the mechanical energy that wind energy converts by wheel hub.Hubcap then is mounted in a device in the hubcap outside.In order to obtain wind-force as much as possible, make wind power generation plant can efficiently generate electricity and make its electric energy that produces to incorporate existing electrical network enough smoothly into, usually wind-driven generator is all done very hugely, for example tower tube height and length of blade reach tens of rice, and wheel hub is as the jockey of generator in the cabin that connects on blade and the tower tube, and not only volume is big but also require also very high to its mechanical performance.Accordingly, because wheel hub is mounted in hubcap inside, hubcap then also is a bulky, and because it directly faces wind, its overall structure performance and surperficial aeroperformance are all very important.
In the prior art, hubcap is to adopt composite (for example high materials of lightweight hardness such as glass fibre, carbon fiber, glass-reinforced plastic material) to form by die casting usually.
As shown in Figure 1, the ideal structure schematic diagram that has shown common axial fan hub cover.Hubcap 10 generally includes the hubcap body 100 of U-shaped hollow thin-wall, and described hubcap body 100 has the circular open 102 and 103 of concentric, and the radius of described opening 102 is greater than the radius of opening 103.Described hubcap body 100 is connected with the tubular protuberance 104,105,106 of three symmetrical distributions in the outside, middle part, the axis of described three tubular protuberances is at same horizontal plane and three axis each interval 120 degree.Described tubular protuberance 104,105,106 is respectively applied for when assembling and root of blade is installed in this.
As shown in Figure 2, provided a kind of structural representation of existing hubcap.The hubcap body of hubcap 10 shown in Figure 1 is spliced by the chunk 1001,1002,1003 of three separation in Fig. 2 by 100, and splicing line is A1, A2, the A3 (not shown) between two protuberances.Described chunk 1001 comprises protuberance 106, and described chunk 1002 comprises protuberance 105, and described chunk 1003 comprises protuberance 1004.Described chunk 1001,1002,1003 is respectively to utilize corresponding separately separately mould chunk manufacturing to form, i.e. also non-integral mould but constitute of Dui Ying mould by corresponding three mould chunks, the shape of its mould chunk is identical with described hubcap chunk, does not repeat them here.The splicing line place of described chunk 1001,1002,1003 between any two has splicing body, for example splicing place inwardly with the surperficial vertical direction of hubcap on the splicing bar, modes such as grafting, engagement, riveted joint, screw connection, snapping by the splicing bar, two adjacent hubcap chunks are coupled together, all connect at 3 hubcap chunks and to form complete hubcap shown in Figure 1 after finishing, but this hubcap is non-one hubcap.
As shown in Figure 3, provided the structural representation of another kind of existing hubcap.The hubcap body of hubcap 10 shown in Figure 1 is spliced by the chunk 2001,2002,2003 of three separation in Fig. 3 by 100, and splicing line is splicing line B1, B2, the B3 that is positioned at the vertical centering control separated time plane of each protuberance.Described chunk 2001 comprises the part of protuberance 106 and the part of protuberance 105, described chunk 2002 comprises the part of protuberance 105 and the part of protuberance 104, and described chunk 2003 comprises the part of protuberance 104 and the part of protuberance 105.Described hubcap chunk 2001,2002,2003 also is respectively to utilize corresponding separately separately mould chunk manufacturing to form, i.e. also non-integral mould but constitute of Dui Ying mould by corresponding three mould chunks, the shape of its mould chunk is identical with described hubcap chunk, each mould chunk all comprises two and half barrel structures, does not repeat them here.The splicing line place of described hubcap chunk 2001,2002,2003 between any two has splicing body, for example splicing place inwardly with the surperficial vertical direction of hubcap on the splicing bar, modes such as grafting, engagement, riveted joint, screw connection, snapping by the splicing bar, two adjacent hubcap chunks are coupled together, all connect at 3 hubcap chunks and to form complete hubcap shown in Figure 1 after finishing, but the also non-one hubcap of this hubcap.
In sum, as can be known along with the increase of power of fan, the maximization fan assembly, especially the volume of hubcap also will increase day by day, and for large corporation, under abominable wind factory environment, the harmony of stability of structure and stress structure all has very high requirement.And the above-mentioned hubcap that is spliced, its structural strength is incited somebody to action splicing body limited to a great extent and the hubcap chunk, has fatal shortcoming; On the other hand, its surface configuration of the hubcap that is spliced will inevitably influence the airflow on surface power performance because of the existence of splicing seams, to reach surface curve level and smooth though repairing that can be by the later stage is filled and led up polishing with the slit, also thereby increased hubcap manufacturing process flow and corresponding expense.
Thereby need a kind of whole hub cap die that forms the one hubcap to overcome the existing variety of issue of splicing assemble hub cover.
Summary of the invention
Technical problem to be solved by this invention is, a kind of sealing mechanism and encapsulating method of hub cap die is provided, and is used for sealing at the hubcap casting process, overcomes the structural strength of split hubcap in the prior art and the problem of surperficial aeroperformance.
For solving the problems of the technologies described above, the invention provides a kind of sealing mechanism of hub cap die, described hub cap die comprises: the hub cap die body of U-shaped hollow thin-wall, and be spliced into one with described die ontology and form the first somatotype die assembly of U-shaped, the second somatotype die assembly, the 3rd somatotype die assembly, it is characterized in that, described sealing mechanism comprises and is positioned at described first, second, the spliceosome of splicing place when the hub cap die body of the 3rd somatotype die assembly and described U-shaped hollow thin-wall splices, and at least one seal groove of offering on the mould thin-walled of described spliceosome or described splicing place.
Further, splicing place on the hub cap die body sidewall of described U-shaped hollow thin-wall comprises the first half tubular protuberances, the second half tubular protuberances, the 3 half tubular protuberance;
The described first somatotype die assembly has the 4 half tubular protuberance of corresponding the first half tubular protuberances, and described the first, the 4 half tubular protuberance is spliced to form the 7th tubular protuberance that is embedded on the described U-shaped hub cap die body;
The described second somatotype die assembly has the 5 half tubular protuberance of corresponding the second half tubular protuberances, and described the second, the 5 half tubular protuberance is spliced to form the 8th tubular protuberance that is embedded on the described U-shaped hub cap die body;
Described the 3rd somatotype die assembly has the 6 half tubular protuberance of corresponding the 3 half tubular protuberance, and described the 3rd, the 6 half tubular protuberance is spliced to form the 9th tubular protuberance that is embedded on the described U-shaped hub cap die body;
Described hub cap die body further comprises the 3rd opening of U-shaped opening part, and the first column protuberance that is positioned at U-shaped body bottom, and the opening radius of described the 3rd opening has same axis greater than the described first column protuberance C4 radius and both.
Further, described spliceosome outwards extends along the direction on vertical u-shaped surface separately in the splicing line position.
Further, on described spliceosome, connector is installed, described connector is bolt connection piece or snap close connector or joggle spare or electromagnetic attraction securing member, be used for when splicing will the described first somatotype die assembly, the second somatotype die assembly, the 3rd somatotype die assembly extremely during the hub cap die body of described U-shaped hollow thin-wall, carry out fastening to described spliceosome by the spliceosome splicing.
Further, described seal groove is parallel with splicing line, and described seal groove is cell body or the cell body of arc or the cell body of U-shaped of rectangle.
Further, described sealing strip is silica gel strip or rubber strip.
The present invention also provides a kind of encapsulating method of hub cap die, comprises the steps:
The described first somatotype die assembly, the second somatotype die assembly, the 3rd somatotype die assembly to the hub cap die body of described U-shaped hollow thin-wall, are formed the tubular protuberance on U-shaped hub cap die and the sidewall by the spliceosome splicing;
During splicing, in the seal groove of splicing place of the hub cap die body of the described first somatotype die assembly, the second somatotype die assembly, the 3rd somatotype die assembly and described U-shaped hollow thin-wall, insert sealing strip; Or after splicing is finished, in described seal groove, pour into fluid sealant.
Wherein, described seal groove is parallel with splicing line, and described seal groove is cell body or the cell body of arc or the cell body of U-shaped of rectangle.Described sealing strip is silica gel strip or rubber strip, and described fluid sealant is a silicon rubber.
Hub cap die of the present invention owing to adopt the somatotype die assembly, and is provided with seal groove and inserts sealing strip and realize the spliced encapsulation process of mould in seal groove on the spliceosome of splicing place between the somatotype die assembly.After the hubcap of finishing the integrative-structure that integrally casting forms, can open from the tubular protuberance top of described hubcap, thereby when needs take out hubcap, removed the obstacle that hinders its smooth lifting and go out, can one take out, thereby avoided dividing structural strength is lower and splicing seams causes follow-up repairing flow process and the expense that cause because of splicing that exist in the body structure, and had good smooth surface because of monoblock cast forms.
Description of drawings
Fig. 1 is a kind of principle assumption diagram of hubcap;
Fig. 2 is a kind of structural representation that splices hubcap in the prior art;
Fig. 3 is the structural representation of splicing hubcap in another in the prior art;
Fig. 4 is the structural representation that is used for the mould of the casting integrated hubcap of the present invention;
Fig. 5 is the partial enlarged drawing at the splicing line place between described die ontology C0 and the die assembly C1;
Fig. 6 is the exemplary sealed structural representation of seal groove shown in Figure 5;
Fig. 7 is the layer structure schematic diagram when utilizing hub cap die casting hub cover.
The specific embodiment
For making the purpose, technical solutions and advantages of the present invention clearer, the present invention is described in further detail below in conjunction with accompanying drawing.
For the one hubcap, owing to have three tubular protuberances on the U-shaped body of described hubcap, fit with mould inner surface when casting because of hubcap, and corresponding mould also must have three tubular protuberances, in case and after the monoblock cast of one hubcap finished, how the hubcap of bulky being spun off from mould then became a very important problem.This is because the protuberance of hubcap is that level is embedded in the corresponding protuberance of hub cap die, for solving the problems of the technologies described above, main thought of the present invention is: utilize typing method, each protuberance at hubcap, adopt a width to surpass a die assembly of tubular protuberance maximum caliber, carry out level at horizontal maximum caliber place and cut apart definite horizontal splicing line, and between described any two protuberances, determine the splicing line vertically cut apart, described horizontal splicing line and vertical splicing line junction can adopt the arc splicing line that described two splicing lines are connected.
As shown in Figure 4, shown the mould schematic diagram that is used to cast hubcap shown in Figure 1 among the present invention.Because the shape of hubcap and the shape basically identical of hub cap die, especially the inner surface of the outer surface of hubcap and hub cap die is fitted fully, so hub cap die shown in Figure 4 and hubcap theory structure schematic diagram basically identical shown in Figure 1.In Fig. 4, be used to realize hubcap cast hub cover mould 20, be spliced by 4 die assemblies, comprise that body shape is the die ontology C0 of U-shaped hollow thin-wall structure, and three somatotype die assembly C1, C2 (not shown), C3 (not shown).Die assembly C1 that the C11-C12 of dotted line shown in Fig. 4 represents and the splicing line between the die ontology C0, for by C0, C1, C2, that the hubcap 10 finished of casting can be complete in the mould 20 that C3 is spliced into and mould separating, on the horizontal level at the maximum caliber place of correspondence protuberance 105 for example shown in Figure 1, delimit and be horizontal splicing line, be that C0 separates from horizontal splicing line on horizontal level with C1, and vertical splicing line can be selected the position between two protuberances of meaning in office, but preferably should divide the position nearer, for example be about half vertical position symmetry of radius and divide at distance maximum caliber edge apart from protuberance.Can guarantee the intensity of mould like this, also can reduce the size of somatotype die assembly C1, thereby guarantee the contact area of hubcap and die ontology C0 as far as possible, thereby guarantee that the shape of hubcap is consistent with mould, avoids the deformation that may cause because of somatotype.
The hub cap die body C0 of the U-shaped hollow thin-wall of described hub cap die further comprises the 3rd opening of U-shaped opening part, and the first column protuberance C4 that is positioned at the U-shaped bottom, the opening radius of described the 3rd opening is greater than the described first column protuberance C4 radius and have same axis.
The part at the described three edge of opening place of described die assembly C1 along splicing line C11-C12 to die ontology, it comprises the part of U-shaped sidewall and is embedded in described die ontology sidewall and the first half of the outside tubular protuberance that extends.Described die assembly C2, C3 the has structure identical with C1.
As shown in Figure 5, the partial enlarged drawing that has shown the splicing line place between die ontology C0 shown in Figure 4 and the die assembly C1.Because being used for the mould of casting hub cover is that die ontology C0 and die assembly C1, C2, C3 are spliced, certainly exist the splicing slit in splicing place so, and adopt the suction pouring mode among the present invention, in order to ensure the sealing of splicing place, need carry out encapsulation process.
Shown in Fig. 5 A, provided a kind of splicing construction schematic diagram that is used to guarantee to splice sealing among the present invention.The cross-sections surfaces of the mold wall interface that joins at C0 and C1 has a seal groove G01 respectively.Interface at die ontology C0 also comprises the connector C0A that extends laterally, also comprises the connector C1A that extends in the outside corresponding with described C0A at several mouthfuls of places of die assembly C1.Described connector C0A is connected by at least one connector 51 with C1A, described connector 51 can carry out described connector C0A and C1A fastening, and described connector 51 is bolt connection piece or snap close connector or joggle spare or electromagnetic attraction securing member.When splicing, be packed into sealing strip S01 in described seal groove G01, described sealing strip S01 is that the rubber-like encapsulant is made, and for example can be silica gel strip, rubber strip etc.During splicing, after in described seal groove G01, inserting sealing strip S01, with die ontology C0 with after die assembly C1, C2, C3 align, utilize connector to carry out fastening to spliceosome, make die ontology C0 and die assembly C1, C2, C3 closely splice, and compress described sealing strip S01 and block the slit in the mould inner surface and the outside to guarantee the vacuum effectiveness of follow-up process for suction casting.
Shown in Fig. 5 B, provided the another kind among the present invention and be used to guarantee to splice the splicing construction schematic diagram of sealing.Interface at die ontology C0 also comprises the connector C0A that extends laterally, also comprises the connector C1A of the outside extension corresponding with described C0A at the interface of die assembly C1.Described connector C0A is connected by at least one connector 51 with C1A, described connector 51 can carry out described connector C0A and C1A fastening, and described connector 51 is bolt connection piece or snap close connector or joggle spare or electromagnetic attraction securing member.The interface cross-sections surfaces of joining at described connector C0A and C1A has a seal groove G02 respectively.When splicing, be packed into sealing strip S02 in described seal groove G02, described sealing strip S02 is that the rubber-like encapsulant is made, and for example can be silica gel strip, rubber strip etc.During splicing, after in described seal groove G02, inserting sealing strip S02, with die ontology C0 with after die assembly C1, C2, C3 align, utilize 51 pairs of spliceosomes of connector to carry out fastening, make die ontology C0 and die assembly C1, C2, C3 closely splice, and compress described sealing strip S02 and block the slit in the mould inner surface and the outside to guarantee the vacuum effectiveness of follow-up process for suction casting.
Further, at the splicing line place,, can be only on the spliceosome of a side or thin-walled, seal groove be set, and opposite side keeps smooth getting final product in the mould both sides of splicing; Also can be only on the spliceosome of a side or thin-walled, semicircle or U-shaped seal groove be set, and opposite side is provided with corresponding semicircle or U-shaped jut, when splicing, in described semicircle or U-shaped seal groove, lay sealing strip, described semicircle or U-shaped jut are embedded in described semicircle or the U-shaped seal groove, push described sealing strip during from two side compressions described splicing seams is sealed.
During sealing except in seal groove, filling sealing strip, can also earlier described die assembly be spliced, after to be spliced the finishing, in seal groove, inject fluid sealant and realize sealing, can vacuumize processing after the adhesive curing to be sealed, described fluid sealant can be a silicon rubber.
Further, seal groove G01, G02 shown in Figure 5 can also the further trough body structures that adopts other shape.As shown in Figure 6, several exemplary hermetically-sealed constructions have been shown.Be shown as hermetically-sealed construction shown in Figure 5 among Fig. 6 A, promptly adopt the rectangular channel body structure.Fig. 6 B shown a kind of the splicing two on a side, have the rectangle cell body at the interface, the embodiment that opposite side then needn't be slotted.Fig. 6 C has shown that a kind of in splicing two have the rectangle cell body on a side, and opposite side have the embodiment of arc cell body at the interface, and described arc cell body can be semicircle or circular arc or U-shaped.Fig. 6 D has shown a kind of two embodiment that all have the arc cell body at the interface in splicing, and described arc cell body can be semicircle or circular arc or U-shaped.Certainly according to those skilled in the art's technical ability, described cell body can also be beneficial to the cell body shape of encapsulation process for triangle or other.
After splicing is finished, when carrying out the casting of one hubcap, need begin to lay various layer body from mould inner surface, and after outermost covering vacuum diaphragm was carried out integral sealing, the beginning suction pouring was finished the casting of integration mold based on mould shown in Figure 4.The hierarchical relationship schematic diagram that has shown each layer as shown in Figure 7.To introduce the manufacture method that the present invention realizes the casting of one hubcap in detail below in conjunction with Fig. 7, comprise:
Step S100 at first will utilize connector 51 to carry out the fastening whole hub cap die that is after adding sealing strip die ontology C0 and die assembly C1, C2, C3;
Step S200, clean up mould inner surface after, on mould inner surface the coating gel coat 701;
Step S300, with composite successively sticky cloth on described gel coating resin 701,, be generally 1 to 3 centimetre up to reaching described thickness, form composite layer 702.Because die ontology is the U-shaped structure, be difficult for keeping the stickiness of every layer material when on the side, laying composite cloth, can adopt seccotine to be fixed.Described composite is glass fibre, carbon fibre material, and being generally the reticulated form is glass fabric, carbon cloth.
Step S400 further lays release cloth 703 on composite layer 702;
Step S500 lays water conservancy diversion net 704 on described release cloth 703, described water conservancy diversion net 704 be latticed, is used for casting used coagulating agent, and for example epoxy resin etc. is guided to required space.
Step S600 after laying water conservancy diversion net 704, further lays some ascending pipes 708, and described ascending pipe should be evenly distributed on the water conservancy diversion net surface as far as possible;
Step S700 is covered with one deck vacuum diaphragm 705 in outermost, and the edge of described vacuum diaphragm 705 and mould outer rim are carried out encapsulation process by adhesive or adhesive strip;
Step S800, be reserved with ascending pipe inlet and vacuum orifice in described vacuum diaphragm 705 with the die edge place, described ascending pipe links to each other with resin injection device 706 by the ascending pipe inlet, described ascending pipe inlet also will carry out encapsulation process with vacuum orifice with the vacuum diaphragm contact position, whether and described ascending pipe inlet has first switching device 720, be used for control and allow resin to inject; Described vacuum orifice has second switch device 730, is used for control and whether carries out vacuum drawn.
Step S900 after carrying out vacuum seal and finishing, closes first switching device 720, opens the second switch device 730 of vacuum orifice, and the space that utilizes 705 seal closures of 707 pairs of vacuum diaphragm of vacuum extractor of being connected to close vacuumizes;
Step S1000, after treating that vacuum reaches preset air pressure, close second switch device 730, guarantee that ascending pipe is after the inlet of the part of vacuum diaphragm outside is immersed into below the resin liquid level, open first switching device 720, utilize the inside and outside negative pressure of vacuum diaphragm, resin is extracted to vacuum diaphragm by ascending pipe, be injected into water conservancy diversion net 704 surfaces by ascending pipe 708, grid in length and breadth by water conservancy diversion net 704 is guided to each zone in the film with resin, and soak into to any space between vacuum diaphragm and the mould inner surface, close described first switching device 720 afterwards;
Step S1100, after treating that resin solidification is firm, from outside within, open vacuum diaphragm successively, remove ascending pipe, the water conservancy diversion net, behind the release cloth, the promptly only remaining hubcap of casting by the composite binding resin, and the hub cap die that is used for the casting hub cover, hubcap and mould fit tightly, at this moment, remove connector 51, with die assembly C1, C2, C3 separates from C0, at this moment, the first half of the tubular protuberance of described hubcap be not subjected to the confinement of mould, at this moment, the integration mold that has only die ontology C0 and casting to finish fits, by the embedding in advance suspension centre of hanging apparatus utilization, the one hubcap is directly sling, can be realized separating of hubcap and mould.Need to prove, because the existence of gel coat 701 behind resin solidification, very easily breaks away between mould and the hubcap.
Through after the above-mentioned steps, just finally obtained the hubcap of integrally casting.This one hubcap is that one is finished in casting, when solidifying, be uniformity on the structure at arbitrary horizontal plane, thereby can not exist shown in Fig. 2,3 the splicing hubcap intrinsic fault of construction, and owing to adopted less somatotype die assembly C1～3, splicing line vestige on its outer surface also can be very little, only need simply polish off tiny vestige and can obtain smooth exterior surface face attractive in appearance, extremely small to the influence of the aeroperformance of hubcap.
The above is embodiments of the invention only, is not limited to the present invention, and for a person skilled in the art, the present invention can have various changes and variation.Within the spirit and principles in the present invention all, any modification of being done, be equal to replacement, improvement etc., all should be included within the claim scope of the present invention.
Claims (9)
1, a kind of sealing mechanism of hub cap die, described hub cap die comprises: the hub cap die body of U-shaped hollow thin-wall, and be spliced into one with described die ontology and form the first somatotype die assembly of U-shaped, the second somatotype die assembly, the 3rd somatotype die assembly, it is characterized in that, described sealing mechanism comprises and is positioned at described first, second, the spliceosome of splicing place when the hub cap die body of the 3rd somatotype die assembly and described U-shaped hollow thin-wall splices, and at least one seal groove of offering on the mould thin-walled of described spliceosome or described splicing place.
2, the sealing mechanism of a kind of hub cap die as claimed in claim 1 is characterized in that:
Splicing place on the hub cap die body sidewall of described U-shaped hollow thin-wall comprises the first half tubular protuberances, the second half tubular protuberances, the 3 half tubular protuberance;
The described first somatotype die assembly has the 4 half tubular protuberance of corresponding the first half tubular protuberances, and described the first, the 4 half tubular protuberance is spliced to form the 7th tubular protuberance that is embedded on the described U-shaped hub cap die body;
The described second somatotype die assembly has the 5 half tubular protuberance of corresponding the second half tubular protuberances, and described the second, the 5 half tubular protuberance is spliced to form the 8th tubular protuberance that is embedded on the described U-shaped hub cap die body;
Described the 3rd somatotype die assembly has the 6 half tubular protuberance of corresponding the 3 half tubular protuberance, and described the 3rd, the 6 half tubular protuberance is spliced to form the 9th tubular protuberance that is embedded on the described U-shaped hub cap die body;
Described hub cap die body further comprises the 3rd opening of U-shaped opening part, and the first column protuberance that is positioned at U-shaped body bottom, and the opening radius of described the 3rd opening has same axis greater than the described first column protuberance C4 radius and both.
3, the sealing mechanism of a kind of hub cap die as claimed in claim 1 is characterized in that: described spliceosome outwards extends along the direction on vertical u-shaped surface separately in the splicing line position.
4, the sealing mechanism of a kind of hub cap die as claimed in claim 1, it is characterized in that: on described spliceosome, connector is installed, described connector is bolt connection piece or snap close connector or joggle spare or electromagnetic attraction securing member, be used for when splicing will the described first somatotype die assembly, the second somatotype die assembly, the 3rd somatotype die assembly extremely during the hub cap die body of described U-shaped hollow thin-wall, carry out fastening to described spliceosome by the spliceosome splicing.
5, the sealing mechanism of a kind of hub cap die as claimed in claim 1 is characterized in that: described seal groove is parallel with splicing line, and described seal groove is cell body or the cell body of arc or the cell body of U-shaped of rectangle.
6, the sealing mechanism of a kind of hub cap die as claimed in claim 1 is characterized in that: described sealing strip is silica gel strip or rubber strip.
7, a kind of encapsulating method of hub cap die is characterized in that, comprises the steps:
The described first somatotype die assembly, the second somatotype die assembly, the 3rd somatotype die assembly to the hub cap die body of described U-shaped hollow thin-wall, are formed the tubular protuberance on U-shaped hub cap die and the sidewall by the spliceosome splicing;
During splicing, in the seal groove of splicing place of the hub cap die body of the described first somatotype die assembly, the second somatotype die assembly, the 3rd somatotype die assembly and described U-shaped hollow thin-wall, insert sealing strip; Or after splicing is finished, in described seal groove, pour into fluid sealant.
8, encapsulating method as claimed in claim 7 is characterized in that, described seal groove is parallel with splicing line, and described seal groove is cell body or the cell body of arc or the cell body of U-shaped of rectangle.
9, encapsulating method as claimed in claim 7 is characterized in that, described sealing strip is silica gel strip or rubber strip, and described fluid sealant is a silicon rubber.
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| CN200810167831.2A CN101380789B (en) | 2008-10-13 | 2008-10-13 | Sealing mechanism of hub cap die and sealing method |
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| CN200810167831.2A CN101380789B (en) | 2008-10-13 | 2008-10-13 | Sealing mechanism of hub cap die and sealing method |
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| CN103170605A (en) * | 2013-03-14 | 2013-06-26 | 华中科技大学 | Preparation method and preparation device of amorphous alloy fine part based on vacuum suction casting |
| CN112761683A (en) * | 2021-02-04 | 2021-05-07 | 西南交通大学 | Inclined bolt hole waterproof structure of high-water-head shield tunnel segment |
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2008
- 2008-10-13 CN CN200810167831.2A patent/CN101380789B/en not_active Expired - Fee Related
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| CN102612429A (en) * | 2009-09-18 | 2012-07-25 | 空中客车营运有限公司 | Method for reinforcing a fiber composite component and arrangement for producing a reinforced fiber composite component |
| CN102501394A (en) * | 2011-11-22 | 2012-06-20 | 上海沥高科技有限公司 | Vacuum infusion molding process for compound material and flow guide net thereof |
| CN103170605A (en) * | 2013-03-14 | 2013-06-26 | 华中科技大学 | Preparation method and preparation device of amorphous alloy fine part based on vacuum suction casting |
| CN103170605B (en) * | 2013-03-14 | 2015-12-09 | 华中科技大学 | A kind of preparation method of the non-crystaline amorphous metal micro-workpiece based on suction pouring and device |
| CN112761683A (en) * | 2021-02-04 | 2021-05-07 | 西南交通大学 | Inclined bolt hole waterproof structure of high-water-head shield tunnel segment |
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