CN101428457A - Composite material hollow molding method - Google Patents
Composite material hollow molding method Download PDFInfo
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- CN101428457A CN101428457A CNA2007101882150A CN200710188215A CN101428457A CN 101428457 A CN101428457 A CN 101428457A CN A2007101882150 A CNA2007101882150 A CN A2007101882150A CN 200710188215 A CN200710188215 A CN 200710188215A CN 101428457 A CN101428457 A CN 101428457A
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- blocker unit
- molding method
- hollow molding
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Abstract
The invention relates to a method for blow-molding composite materials, which comprises the following steps: 1, coating a barrier unit with a filler material; 2, coating the barrier unit with a composite material layer to form an initial blank; 3, entering the initial blank in the die and then hot-pressing the initial blank; 4, opening the die and taking out the initial blank; 5, removing the filler material in the barrier unit; and 6, removing the barrier unit in the composite material layer. By adopting the steps, the method has the advantages that not only the inner surface of the end product is smooth, but also no extra overall weight of the end product is added; and various complex contour figures of the end products can be formed conveniently.
Description
Technical field
The present invention relates to a kind of composite material forming method, particularly relate to and a kind ofly make the inner surfacing of finished product, and can additionally not increase the final finished overall weight, and can be convenient to the composite hollow molding method that final finished molds various complicated appearance profiles.
Background technology
The present common composite hollow molding method of industrial circle; mainly contain the direct pressing hot briquetting of mould; and collocation airbag moulding, in bury filler moulding, foaming or the like mode; yet; this type of technology generally only is applicable to the manufacturing of the better simply product of internal structure moulding; for the complicated structure of product internal styling; the bottleneck that usually can occur making then; for example; the irregular problem of rough surface takes place through regular meeting in the product inside that is produced, or because in bury filler relation cause the weight of final products to increase.
This shows that above-mentioned existing composite hollow molding method obviously still has inconvenience and defective, and demands urgently further being improved in method and use.For solving the problem of above-mentioned existence, relevant manufacturer there's no one who doesn't or isn't seeks solution painstakingly, but do not see always that for a long time suitable design finished by development, and conventional method does not have appropriate method to address the above problem, this obviously is the problem that the anxious desire of relevant dealer solves.Therefore how to found a kind of new composite hollow molding method, real one of the current important research and development problem that belongs to, also becoming the current industry utmost point needs improved target.
Because the defective that above-mentioned existing composite hollow molding method exists, the inventor is based on being engaged in this type of product design manufacturing abundant for many years practical experience and professional knowledge, and the utilization of cooperation scientific principle, actively studied innovation, in the hope of founding a kind of new composite hollow molding method, can improve general existing composite hollow molding method, make it have more practicality.Through constantly research, design, and after studying repeatedly and improving, create the present invention who has practical value finally.
Summary of the invention
The objective of the invention is to, overcome the defective that existing composite hollow molding method exists, and provide a kind of new composite hollow molding method, technical problem to be solved provides a kind of composite hollow molding method that makes the inside surfacing of final finished and can additionally not increase the overall weight of final finished, is very suitable for practicality.
The object of the invention to solve the technical problems realizes by the following technical solutions.According to a kind of composite hollow molding method that the present invention proposes, this composite hollow molding method comprises following steps: (A). and make a blocker unit coat a packing material; (B). make a composite layer coat this blocker unit, and form a germule; (C). go into this germule of mould hot pressing; (D). this germule is taken out in die sinking; (E). remove this packing material in this blocker unit; And (F). remove this blocker unit in this composite layer.
The object of the invention to solve the technical problems also can be applied to the following technical measures to achieve further.
Aforesaid composite hollow molding method, wherein said step (A) comprises a substep (A1), reach one at this substep (A1) substep (A2) afterwards, in this substep (A1), go out this blocker unit with a plastics blowing moulding, this blocker unit has a barrier rib around a packing space, and one extend outwardly out and around the tube wall of a through hole that is communicated with this packing space from this barrier rib, in this substep (A2), through the through hole of this blocker unit, this packing material is inserted in this blocker unit.
Aforesaid composite hollow molding method, in the wherein said substep (A1), the material of these plastics is to be selected from the group that is made up of polypropylene and nylon.
Aforesaid composite hollow molding method, in the wherein said substep (A2), the material of this packing material is to be selected from the group that is made up of fine sand, solubilized salt and silica gel particle.
Aforesaid composite hollow molding method in the wherein said substep (A2), is inserted a plug part in the through hole of this blocker unit, so that this packing space is sealed again.
Aforesaid composite hollow molding method, in the wherein said substep (A2), the material of this plug spare is a silica gel.
Aforesaid composite hollow molding method, in the wherein said substep (A2), the material of this plug spare is an irony.
Aforesaid composite hollow molding method, in the wherein said step (B), this composite layer is to be coated on the outer peripheral face of the barrier rib of this blocker unit and tube wall.
Aforesaid composite hollow molding method in the wherein said step (C), is inserted this germule in the mould, with this composite layer of hot pressing.
Aforesaid composite hollow molding method is in the wherein said step (D), with this mould die sinking, to take out this germule.
Aforesaid composite hollow molding method in the wherein said step (E), through the through hole of this blocker unit, shifts out this blocker unit with this packing material.
Aforesaid composite hollow molding method in the wherein said step (E), will be filled in the through hole that part shifts out this blocker unit earlier, through this through hole this packing material be shifted out this blocker unit again.
Aforesaid composite hollow molding method, in the wherein said step (B), this composite layer is to be coated on the outer peripheral face of the barrier rib of this blocker unit and tube wall, this composite layer has the accommodation space of ccontaining this barrier rib, and the perforate of ccontaining this tube wall, in this step (F), through the perforate of this composite layer, to reverse the mode of this blocker unit, this blocker unit is shifted out this composite layer.
Aforesaid composite hollow molding method, in the wherein said step (A), this blocker unit is a kind of heat-resisting shrink film that is coated on this packing material.
Aforesaid composite hollow molding method, in the wherein said step (A), the material of this blocker unit is a nylon.
Aforesaid composite hollow molding method, in the wherein said step (A), the material of this packing material is expandable silica gel particle.
Aforesaid composite hollow molding method, in the wherein said step (A), the maximum cross-section area of the packing space of this blocker unit is the cross-sectional area greater than this through hole.
Aforesaid composite hollow molding method, in the wherein said step (B), the maximum cross-section area of the accommodation space of this composite layer is the cross-sectional area greater than this perforate.
The object of the invention to solve the technical problems also adopts following technical scheme to realize.A kind of composite hollow molding method according to the present invention's proposition, this composite hollow molding method comprises following steps: (A). prepare a blocker unit and a packing material, this blocker unit has a barrier rib around a packing space, and one extend outwardly out and around the tube wall of a through hole that is communicated with this packing space from this barrier rib, with this packing material in the through hole of this blocker unit is inserted this blocker unit; (B). a composite layer is coated on the outer peripheral face of the barrier rib of this blocker unit and tube wall, and forms a germule; (C). go into this germule of mould hot pressing; (D). this germule is taken out in die sinking; (E). through the through hole of this blocker unit, remove this packing material in this blocker unit; And (F). remove this blocker unit in this composite layer.
The present invention compared with prior art has tangible advantage and beneficial effect.By technique scheme, composite hollow molding method of the present invention has following advantage and beneficial effect at least: the present invention is by above-mentioned steps, not only can make the inside surfacing of final finished, and can additionally not increase the overall weight of final finished, and can be convenient to the external form profile that final finished molds various complexity.
In sum, the invention provides a kind of composite hollow molding method that makes the inside surfacing of final finished and can additionally not increase the overall weight of final finished, be very suitable for practicality.The present invention has above-mentioned plurality of advantages and practical value, no matter it all has bigger improvement on method or function, obvious improvement is arranged technically, and produced handy and practical effect, and more existing composite hollow molding method has the outstanding effect of enhancement, thereby being suitable for practicality more, really is a new and innovative, progressive, practical new design.
Above-mentioned explanation only is the general introduction of technical solution of the present invention, for can clearer understanding technological means of the present invention, and can be implemented according to the content of specification, and for above-mentioned and other purposes, feature and advantage of the present invention can be become apparent, below especially exemplified by preferred embodiment, and conjunction with figs., be described in detail as follows.
Description of drawings
Fig. 1 is the schematic flow sheet of composite hollow molding method of the present invention one preferred embodiment.
Fig. 2 is the cross-sectional schematic of the employed blocker unit of this preferred embodiment.
Fig. 3 is the view of a similar Fig. 2, illustrates to be received in a packing material in this blocker unit, and a plug part.
Fig. 4 is the view of a similar Fig. 3, illustrates on this blocker unit to be coated a composite layer, and forms a germule.
Fig. 5 is that this germule of explanation is placed into the cross-sectional schematic in the mould.
Fig. 6 is the view of a similar Fig. 5, illustrates that this germule is moved out of this mould.
Fig. 7 is the view of a similar Fig. 4, illustrates that this packing material and this plug spare are moved out of this blocker unit.
Fig. 8 is the view of a similar Fig. 7, illustrates that this blocker unit is reversed to pull out a finished product that is gone out by this composite layer hardened forming.
Fig. 9 is the cross-sectional schematic of this finished product.
The specific embodiment
Reach technological means and the effect that predetermined goal of the invention is taked for further setting forth the present invention, below in conjunction with accompanying drawing and preferred embodiment, to its specific embodiment of composite hollow molding method, method, step, feature and the effect thereof that foundation the present invention proposes, describe in detail as after.
Relevant aforementioned and other technology contents, characteristics and effect of the present invention can be known to present in the following detailed description that cooperates with reference to graphic preferred embodiment.By the explanation of the specific embodiment, when can being to reach technological means that predetermined purpose takes and effect to get one more deeply and concrete understanding to the present invention, yet appended graphic only provide with reference to the usefulness of explanation, be not to be used for the present invention is limited.
Seeing also shown in Figure 1ly, is the schematic flow sheet of composite hollow molding method of the present invention one preferred embodiment.The composite hollow molding method of preferred embodiment of the present invention comprises following steps:
Step 1: see also Fig. 2, shown in Figure 3, make a blocker unit 10 coat a packing material 20, comprise following substep:
One of substep one: seeing also shown in Figure 2ly, is the cross-sectional schematic of the employed blocker unit of this preferred embodiment.Go out this blocker unit 10 with a plastics blowing moulding, this blocker unit 10 has a barrier rib 11 around a packing space 12, and one extends outwardly out and around the tube wall 13 of a through hole 14 that is communicated with this packing space 12 from this barrier rib 11.In the present embodiment, the material of these plastics can be polypropylene (PP) or nylon (nylon), and the external form profile of this blocker unit 10 comes down to be similar to a final finished 70 (seeing shown in Figure 9).
Two of substep one: seeing also shown in Figure 3ly, is the view of a similar Fig. 2, illustrates to be received in a packing material in this blocker unit, and a plug part.Through the through hole 14 of this blocker unit 10, this packing material 20 is inserted in the packing space 12 and through hole 14 of this blocker unit 10, again a plug part 30 is inserted in this through hole 14, so that this packing space 12 is sealed.In the present embodiment, the material of this packing material 20 can be to be had flowability and stablizes stable on heating fine sand or have water-soluble and stablize stable on heating solubilized salt, and the material of this plug spare 30 then can be silica gel or irony.
In addition, need to prove, in this step, this blocker unit 10 also can be a kind of heat-resisting shrink film that is coated on this packing material 20, and the material of this blocker unit 10 is nylon (nylon), and in addition, the material of this packing material 20 also can be expandable silica gel particle.
Step 2: seeing also shown in Figure 4ly, is the view of a similar Fig. 3, illustrates on this blocker unit to be coated a composite layer, and forms a germule.Make a composite layer 40 coat this blocker unit 10, and form a germule 50.In the present embodiment, this composite layer 40 are barrier ribs 11 of being coated on this blocker unit 10 with the outer peripheral face of tube wall 13 on, this composite layer 40 has the accommodation space 41 of ccontaining this barrier rib 11, and the perforate 42 of ccontaining this tube wall 13.In the present embodiment, the maximum cross-section area of the accommodation space 41 of this composite layer 40 is the cross-sectional areas greater than this perforate 42.
Step 3: see also shown in Figure 5ly, go into this germule 50 of mould hot pressing.Fig. 5 is that this germule of explanation is placed into the cross-sectional schematic in the mould.In the present embodiment, be that this germule 50 is placed in the mould 60, this mould 60 has a patrix 61 and a counterdie 62, and this upper and lower mould 61,62 can cooperate the die cavity 63 that defines these germule 50 moulding of a confession.In the process of hot pressing, this plug part 30 can produce internal pressures to this packing material 20, make this packing material 20 prop up this blocker unit 10 equably, and makes this composite layer 40 can be by thermocompression forming under the uniform situation of interior pressure.
Step 4: see also shown in Figure 6ly, this germule 50 is taken out in die sinking.Fig. 6 is the view of a similar Fig. 5, illustrates that this germule is moved out of this mould.In the present embodiment, be with these upper and lower mould 61,62 die sinkings, to take out this germule 50 in this mould 60 certainly.
Step 5: see also shown in Figure 7ly, remove this packing material 20 (seeing shown in Figure 6) in this blocker unit 10.Fig. 7 is the view of a similar Fig. 4, illustrates that this packing material and this plug spare are moved out of this blocker unit.In the present embodiment, be to fill in the through hole 14 that part 30 shifts out this blocker unit 10 earlier, through this through hole 14 these packing material 20 (see figure 6)s are shifted out this blocker unit 10 again.
Step 6: see also Fig. 8, shown in Figure 9, remove this blocker unit 10 in this composite layer 40.Fig. 8 is the view of a similar Fig. 7, illustrates that this blocker unit is reversed to pull out a finished product that is gone out by this composite layer hardened forming.Fig. 9 is the cross-sectional schematic of this finished product.In the present embodiment, be perforate 42 through this composite layer 40, catch the tube wall 13 of this blocker unit 10, and, this blocker unit 10 is pulled out this composite layer 40 through this perforate 42 to reverse the mode of this blocker unit 10.
By this, as shown in Figure 9, after above-mentioned steps is finished, can obtain final finished 70 by these composite layer 40 hardened formings.
Via above explanation, can again advantage of the present invention be summarized as follows:
One, is filled with this packing material 20 in the blocker unit 10 of the present invention, and, in the process of hot pressing, this plug part 30 can produce internal pressure to this packing material 20, and make this packing material 20 prop up this blocker unit 10 equably, therefore, this composite layer 40 can be under the uniform situation of interior pressure is this finished product 70 by thermocompression forming, and makes the surface of these finished product 70 inside keep smooth.
Two, the present invention can utilize this blocker unit 10 isolated these packing materials 20 and this composite layer 40, and can prevent effectively that this packing material 20 is transferred on this composite layer 40, and, this blocker unit 10 and this packing material 20 are behind these composite layer 40 hardened formings, all can be removed fully, therefore, fully can residual any filler in the final finished 70 of the present invention, and can not increase any unnecessary weight.
Three, the external form profile of blocker unit 10 of the present invention can be made into the complicated appearance profile that is similar to final finished 70 in fact in advance, therefore, the present invention does not need plus high-pressure or complicated former, can make the composite layer 40 that is coated on this blocker unit 10, final molding is the finished product 70 corresponding to the various complicated appearance profiles of this blocker unit 10.
Four, the present invention can utilize this blocker unit 10 isolated these packing materials 20 and this composite layer 40, and can prevent effectively that this packing material 20 is transferred on this composite layer 40, therefore, the present invention can select for use the packing material 20 of multiple unlike material to insert in this blocker unit 10, for example, be used as this packing material 20 with fine sand or the solubilized salt that can insert fast and take out, or be used as this packing material 20, and can supply with stable and average internal pressure in the mould with expandable material.
Conclude above-mentioned, composite hollow molding method of the present invention not only can make the inside surfacing of final finished, and can additionally not increase the overall weight of final finished, and can make final finished mold the external form profile of various complexity, so can reach purpose of the present invention and effect really.
The above, it only is preferred embodiment of the present invention, be not that the present invention is done any pro forma restriction, though the present invention discloses as above with preferred embodiment, yet be not in order to limit the present invention, any those skilled in the art, in not breaking away from the technical solution of the present invention scope, when the technology contents that can utilize above-mentioned announcement is made a little change or is modified to the equivalent embodiment of equivalent variations, in every case be not break away from the technical solution of the present invention content, according to technical spirit of the present invention to any simple modification that above embodiment did, equivalent variations and modification all still belong in the scope of technical solution of the present invention.
Claims (19)
1, a kind of composite hollow molding method is characterized in that this composite hollow molding method comprises following steps:
(A). make a blocker unit coat a packing material;
(B). make a composite layer coat this blocker unit, and form a germule;
(C). go into this germule of mould hot pressing;
(D). this germule is taken out in die sinking;
(E). remove this packing material in this blocker unit; And
(F). remove this blocker unit in this composite layer.
2, composite hollow molding method as claimed in claim 1, it is characterized in that wherein said step (A) comprises a substep (A1), reach one at this substep (A1) substep (A2) afterwards, in this substep (A1), go out this blocker unit with a plastics blowing moulding, this blocker unit has a barrier rib around a packing space, and one extend outwardly out and around the tube wall of a through hole that is communicated with this packing space from this barrier rib, in this substep (A2), through the through hole of this blocker unit, this packing material is inserted in this blocker unit.
3, composite hollow molding method as claimed in claim 2 is characterized in that in the wherein said substep (A1) that the material of these plastics is to be selected from the group that is made up of polypropylene and nylon.
4, composite hollow molding method as claimed in claim 2 is characterized in that in the wherein said substep (A2) that the material of this packing material is to be selected from the group that is made up of fine sand, solubilized salt and silica gel particle.
5, composite hollow molding method as claimed in claim 2 is characterized in that in the wherein said substep (A2), a plug part is inserted in the through hole of this blocker unit, so that this packing space is sealed again.
6, composite hollow molding method as claimed in claim 5 is characterized in that the material of this plug spare is a silica gel in the wherein said substep (A2).
7, composite hollow molding method as claimed in claim 5 is characterized in that the material of this plug spare is an irony in the wherein said substep (A2).
8, composite hollow molding method as claimed in claim 2 is characterized in that in the wherein said step (B), and this composite layer is to be coated on the outer peripheral face of the barrier rib of this blocker unit and tube wall.
9, composite hollow molding method as claimed in claim 2 is characterized in that in the wherein said step (C), this germule is inserted in the mould, with this composite layer of hot pressing.
10, composite hollow molding method as claimed in claim 9 is characterized in that in the wherein said step (D), with this mould die sinking, to take out this germule.
11, composite hollow molding method as claimed in claim 2 is characterized in that through the through hole of this blocker unit, this packing material being shifted out this blocker unit in the wherein said step (E).
12, composite hollow molding method as claimed in claim 5 is characterized in that will filling in the through hole that part shifts out this blocker unit earlier in the wherein said step (E), through this through hole this packing material is shifted out this blocker unit again.
13, composite hollow molding method as claimed in claim 2, it is characterized in that in the wherein said step (B), this composite layer is to be coated on the outer peripheral face of the barrier rib of this blocker unit and tube wall, this composite layer has the accommodation space of ccontaining this barrier rib, and the perforate of ccontaining this tube wall, in this step (F), through the perforate of this composite layer, to reverse the mode of this blocker unit, this blocker unit is shifted out this composite layer.
14, composite hollow molding method as claimed in claim 1 is characterized in that in the wherein said step (A), and this blocker unit is a kind of heat-resisting shrink film that is coated on this packing material.
15, composite hollow molding method as claimed in claim 14 is characterized in that the material of this blocker unit is a nylon in the wherein said step (A).
16, composite hollow molding method as claimed in claim 1 is characterized in that in the wherein said step (A), the material of this packing material is expandable silica gel particle.
17, composite hollow molding method as claimed in claim 2 is characterized in that in the wherein said step (A), the maximum cross-section area of the packing space of this blocker unit is the cross-sectional area greater than this through hole.
18, composite hollow molding method as claimed in claim 13 is characterized in that in the wherein said step (B), the maximum cross-section area of the accommodation space of this composite layer is the cross-sectional area greater than this perforate.
19, a kind of composite hollow molding method is characterized in that this composite hollow molding method comprises following steps:
(A). prepare a blocker unit and a packing material, this blocker unit has a barrier rib around a packing space, and one extend outwardly out and around the tube wall of a through hole that is communicated with this packing space from this barrier rib, with this packing material in the through hole of this blocker unit is inserted this blocker unit;
(B). a composite layer is coated on the outer peripheral face of the barrier rib of this blocker unit and tube wall, and forms a germule;
(C). go into this germule of mould hot pressing;
(D). this germule is taken out in die sinking;
(E). through the through hole of this blocker unit, remove this packing material in this blocker unit; And
(F). remove this blocker unit in this composite layer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2007101882150A CN101428457A (en) | 2007-11-09 | 2007-11-09 | Composite material hollow molding method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2007101882150A CN101428457A (en) | 2007-11-09 | 2007-11-09 | Composite material hollow molding method |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN101428457A true CN101428457A (en) | 2009-05-13 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNA2007101882150A Pending CN101428457A (en) | 2007-11-09 | 2007-11-09 | Composite material hollow molding method |
Country Status (1)
| Country | Link |
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| CN (1) | CN101428457A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103526869A (en) * | 2013-10-31 | 2014-01-22 | 谢冰川 | Light filled core mold structure and manufacturing method thereof |
| CN104690992A (en) * | 2013-12-09 | 2015-06-10 | 昆山研达电脑科技有限公司 | Manufacturing method of hollow wrist strap |
| CN108622371A (en) * | 2018-06-12 | 2018-10-09 | 精功（绍兴）复合材料有限公司 | Unmanned aerial vehicle composite material rudder and preparation method |
-
2007
- 2007-11-09 CN CNA2007101882150A patent/CN101428457A/en active Pending
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103526869A (en) * | 2013-10-31 | 2014-01-22 | 谢冰川 | Light filled core mold structure and manufacturing method thereof |
| CN103526869B (en) * | 2013-10-31 | 2016-04-20 | 谢冰川 | A kind of light filling core mold structure and manufacture method thereof |
| CN104690992A (en) * | 2013-12-09 | 2015-06-10 | 昆山研达电脑科技有限公司 | Manufacturing method of hollow wrist strap |
| CN108622371A (en) * | 2018-06-12 | 2018-10-09 | 精功（绍兴）复合材料有限公司 | Unmanned aerial vehicle composite material rudder and preparation method |
| CN108622371B (en) * | 2018-06-12 | 2024-03-19 | 绍兴宝旌复合材料有限公司 | Unmanned aerial vehicle composite rudder and preparation method thereof |
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Open date: 20090513 |