CN109822789A - A kind of mold and preparation method thereof for resin vacuum water conservancy diversion - Google Patents

A kind of mold and preparation method thereof for resin vacuum water conservancy diversion Download PDF

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Publication number
CN109822789A
CN109822789A CN201910242699.5A CN201910242699A CN109822789A CN 109822789 A CN109822789 A CN 109822789A CN 201910242699 A CN201910242699 A CN 201910242699A CN 109822789 A CN109822789 A CN 109822789A
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CN
China
Prior art keywords
mold
conservancy diversion
water conservancy
production
mould
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Pending
Application number
CN201910242699.5A
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Chinese (zh)
Inventor
蒋家慧
何飞
徐清
周宏福
杨晋
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Hengyang Taihao Communication Vehicles Co Ltd
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Hengyang Taihao Communication Vehicles Co Ltd
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Filing date
Publication date
Application filed by Hengyang Taihao Communication Vehicles Co Ltd filed Critical Hengyang Taihao Communication Vehicles Co Ltd
Priority to CN201910242699.5A priority Critical patent/CN109822789A/en
Publication of CN109822789A publication Critical patent/CN109822789A/en
Pending legal-status Critical Current

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Abstract

A kind of mold and preparation method thereof for resin vacuum water conservancy diversion, it is related to Mold Making technical field, this is used for the production method of the mold of resin vacuum water conservancy diversion the following steps are included: the former mould of one, preparation, first clean former mould, primer and gel coat are successively sprayed at the back side of former mould again, then mould release wax or demoulding water are smeared, dries the former mould back side after having smeared;Two, the former mould back side after drying sprays gel coat again, then successively pastes surface felt and chopped mat, and be coated with one layer of cork wood, surface felt, chopped mat, cork wood cure under pressure are finally formed one, obtain loose tool, the loose tool made is separated from former mould.Provided by the present invention for the mold of resin vacuum water conservancy diversion production method is simple, yields is high, it is suitable for mass production.

Description

A kind of mold and preparation method thereof for resin vacuum water conservancy diversion
Technical field
The present invention relates to Mold Making technical field, a kind of especially mold and its production side for resin vacuum water conservancy diversion Method.
Background technique
" resin vacuum water conservancy diversion " is that a kind of elder generation is coated with reinforcing material and vacuum bag on mold, and vacuum is recycled to lead resin The technique for entering to be formed product after solidifying in reinforcing material, it is widely used in glass reinforced plastic industry.
In military industry equipment manufacturing field, the production of the large components such as cabin cabin can also use resin vacuum water conservancy diversion skill Art realizes that for producing special-shaped cabin in batches, resin vacuum diversion technology is applicable in very much, not only high-efficient, also The satisfactory product of intensity and presentation quality can be produced.When using resin vacuum diversion technology, the quality of mold (mainly seeing whether the surface of mold is smooth) is one of the key factor that cabin is successful.In the prior art, it is substantially all It is the method production cabin mold using injection molding, since cabin mold is big part, the difficulty of injection molding is not small, it is necessary to stringent control Temperature, the feeding coal of type chamber etc. of injection molding are made, otherwise, the cabin mold made will appear jagged, notch in surface etc. Unfavorable condition is based on this, and the product yield made using such method is not often high, in addition, mold all can be with making Different degrees of loss is generated with the elongated of time, in order to avoid influencing the production quality of cabin, staff needs regular The cabin mold more renewed, the production method of every set cabin mold with it is aforementioned, undoubtedly, use such method carry out cabin The batch making of mold is not comparatively ideal scheme.
Summary of the invention
The mold and preparation method thereof that technical problem to be solved by the invention is to provide a kind of for resin vacuum water conservancy diversion, The production method for being previously used for the mold of resin vacuum water conservancy diversion is simple, yields is high, suitable for mass production.
In order to solve the above-mentioned technical problem, the present invention adopts the following technical scheme: a kind of mould for resin vacuum water conservancy diversion The production method of tool, comprising the following steps:
One, prepare former mould, first clean former mould, then successively spray primer and gel coat at the back side of former mould, then smear mould release wax or Water is demoulded, dries the former mould back side after having smeared;
Two, the former mould back side after drying sprays gel coat again, then successively pastes surface felt and chopped mat, and is coated with one layer light Surface felt, chopped mat, cork wood cure under pressure are finally formed one, obtain loose tool by wood, and the loose tool made is taken off from former mould From getting off.
Further, in step 1 and step 2, hand spray primer and gel coat are carried out using spray gun, when spraying Temperature is 25 ~ 30 °, humidity is 50 ~ 58%, spray pressure 8MPa.
Further, it in step 1 and step 2, after having sprayed primer or gel coat, needs to be stood at room temperature the bottom of to Glue or gel coat are fully cured.
Further, it in step 2, after having sprayed gel coat again on former mould, successively pastes layer of surface felt and multilayer is short Felt is cut, opposite joint is coated between the chopped mat and chopped mat.
Preferably, in step 2, before being coated with cork wood, in the vertical grooving of the medial surface of cork wood, the thickness of the cork wood Less than 2mm.
More preferably, in step 2, after being coated with cork wood, first former mould is wrapped using vacuum bag, recycles vacuum pump Extracting the air in vacuum bag makes surface felt, chopped mat, cork wood be compacted solidification integrally, obtains loose tool, finally, taking down true Empty bag separates the loose tool made from former mould.
As another side of the invention, a kind of mold for resin vacuum water conservancy diversion is led using resin vacuum is previously used for The production method of the mold of stream is made.
In the prior art, the production method of every set cabin mold all, and provided by the present invention for resin vacuum The production method of the mold of water conservancy diversion, when making a set of former mould, loose tool in subsequent new die namely the present invention, be Made again on the basis of former mould, the production method that the production method of loose tool compares former mould is simpler, mainly by surface felt, Chopped mat, cork wood cure under pressure form integral production and form, and require not being especially tight to the amount of temperature and material in manufacturing process Lattice, and the loose tool made can quickly, easily be separated with former mould under the action of mould release wax (or demoulding water), the tire after separation Mould medial surface is also very smooth because being coated with gel coat, and therefore, the loose tool yields made is very high.In terms of comprehensive, of the invention The production method of the mold for resin vacuum water conservancy diversion provided is simple, effective, yields is high, and it is raw to be very suitable to factory's batch It produces, production efficiency can be improved for factory, reduce production cost.
Specific embodiment
For the ease of the understanding of those skilled in the art, below with reference to embodiment, the present invention is further illustrated, real The content that the mode of applying refers to not is limitation of the invention.
A kind of mold and preparation method thereof for resin vacuum water conservancy diversion, includes the following steps:
One, production outer dimension and the identical former mould of cabin are used conventional methods, the material of former mould is glass reinforced plastic or aluminium, former mould The dust on surface and deburred are fallen after making, then successively spray primer and gel coat at the back side of former mould, to by former mould The notch at the back side is filled and led up and keeps the entire back side smooth, then smears mould release wax or demoulding water, dries the former mould back side after having smeared;
Two, the former mould back side after drying sprays gel coat again, then successively adhesive surface felt and chopped mat, and is coated with one layer light Surface felt, chopped mat, cork wood cure under pressure are finally formed one, obtain loose tool by wood, under the action of mould release wax or demoulding water The loose tool made is separated from former mould, needs to propose explanation, the loose tool medial surface separated is because being coated with Gel coat rather than ordinary light are sliding, be so conducive to make using loose tool cabin mold (in use, loose tool by medial surface upward in a manner of It is fixed on the special steel chassis as made of steel-pipe welding, the medial surface using resin vacuum diversion technology in loose tool makes cabin Mould).
Further, in step 2, hand spray primer and gel coat are carried out using spray gun, and temperature when spraying is 25 ~ 30 °, humidity be 50 ~ 58%, spray pressure 8MPa.
Further, it in step 2, after having sprayed primer or gel coat, needs to stand at room temperature to primer or gel coat It is fully cured.
Further, it in step 2, after having sprayed gel coat again on former mould, successively pastes layer of surface felt and multilayer is short Felt is cut, opposite joint is coated between the chopped mat and chopped mat.
Preferably, in step 2, before being coated with cork wood, a plurality of slot is vertically cut in the medial surface of cork wood, being convenient for will be light Wood is more docile to be coated on former mould, and the thickness of cork wood is less than 2mm, more preferably, cork wood with a thickness of 1mm.
More preferably, in step 2, after being coated with cork wood, first former mould is wrapped using vacuum bag, recycles vacuum pump Extracting the air in vacuum bag makes surface felt, chopped mat, cork wood be compacted solidification integrally, obtains loose tool, finally, taking down true Empty bag separates the loose tool made from former mould.
As another side of the invention, a kind of mold for resin vacuum water conservancy diversion is led using resin vacuum is previously used for The production method of the mold of stream is made.
Above-described embodiment is the preferable implementation of the present invention, and in addition to this, the present invention can be realized with other way, Do not depart from the technical program design under the premise of it is any obviously replace it is within the scope of the present invention.
In order to allow those of ordinary skill in the art more easily to understand the improvements of the present invention compared with the existing technology, this Some descriptions of invention have been simplified, and for the sake of clarity, present specification is omitted some other elements, ability The element that domain those of ordinary skill should be aware that these are omitted also may make up the contents of the present invention.

Claims (7)

1. a kind of production method of the mold for resin vacuum water conservancy diversion, which comprises the following steps:
One, prepare former mould, first clean former mould, then successively spray primer and gel coat at the back side of former mould, then smear mould release wax or Water is demoulded, dries the former mould back side after having smeared;
Two, the former mould back side after drying sprays gel coat again, then successively pastes surface felt and chopped mat, and is coated with one layer light Surface felt, chopped mat, cork wood cure under pressure are finally formed one, obtain loose tool by wood, and the loose tool made is taken off from former mould From getting off.
2. the production method of the mold according to claim 1 for resin vacuum water conservancy diversion, which is characterized in that in step 1 In step 2, hand spray primer and gel coat are carried out using spray gun, temperature when spraying is 25 ~ 30 °, humidity is 50 ~ 58%, Spray pressure is 8MPa.
3. the production method of the mold according to claim 2 for resin vacuum water conservancy diversion, it is characterised in that: in step 1 In step 2, after having sprayed primer or gel coat, needs to stand to primer or gel coat at room temperature and be fully cured.
4. the production method of the mold according to claim 3 for resin vacuum water conservancy diversion, it is characterised in that: step 2 In, after having sprayed gel coat again on former mould, successively paste layer of surface felt and multilayer chopped mat, the chopped mat and chopped mat it Between opposite joint be coated with.
5. the production method of the mold according to claim 4 for resin vacuum water conservancy diversion, it is characterised in that: step 2 In, before being coated with cork wood, it is less than 2mm in the thickness of the vertical grooving of the medial surface of cork wood, the cork wood.
6. the production method of the mold according to claim 5 for resin vacuum water conservancy diversion, it is characterised in that: step 2 In, after being coated with cork wood, first former mould is wrapped using vacuum bag, the air for recycling vacuum pump to extract in vacuum bag makes table It is integral that face felt, chopped mat, cork wood are compacted solidification, obtains loose tool, finally, take down vacuum bag, by the loose tool made from original It is separated on mould.
7. a kind of mold for resin vacuum water conservancy diversion, using being used for resin vacuum described in any one of claim 1-6 The production method of the mold of water conservancy diversion is made.
CN201910242699.5A 2019-03-28 2019-03-28 A kind of mold and preparation method thereof for resin vacuum water conservancy diversion Pending CN109822789A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201910242699.5A CN109822789A (en) 2019-03-28 2019-03-28 A kind of mold and preparation method thereof for resin vacuum water conservancy diversion

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201910242699.5A CN109822789A (en) 2019-03-28 2019-03-28 A kind of mold and preparation method thereof for resin vacuum water conservancy diversion

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CN109822789A true CN109822789A (en) 2019-05-31

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Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102431104A (en) * 2011-09-21 2012-05-02 贵阳华云汽车饰件有限公司 Manufacturing method for glass fiber reinforced plastic pressing mould
CN102672970A (en) * 2011-03-09 2012-09-19 三一电气有限责任公司 Manufacturing method for blade female die gel coat layer, blade female die and blade
CN103465408A (en) * 2013-09-17 2013-12-25 苏州益群模具有限公司 Method for processing glass fiber reinforced plastic die
CN105058815A (en) * 2015-07-24 2015-11-18 福建蓝海湾游艇发展有限公司 Vacuum formation preparation method for yacht
CN107415274A (en) * 2017-04-27 2017-12-01 深圳丰盛复合材料有限公司 A kind of forming method, system and the mould of resin base fibrous material workpiece

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102672970A (en) * 2011-03-09 2012-09-19 三一电气有限责任公司 Manufacturing method for blade female die gel coat layer, blade female die and blade
CN102431104A (en) * 2011-09-21 2012-05-02 贵阳华云汽车饰件有限公司 Manufacturing method for glass fiber reinforced plastic pressing mould
CN103465408A (en) * 2013-09-17 2013-12-25 苏州益群模具有限公司 Method for processing glass fiber reinforced plastic die
CN105058815A (en) * 2015-07-24 2015-11-18 福建蓝海湾游艇发展有限公司 Vacuum formation preparation method for yacht
CN107415274A (en) * 2017-04-27 2017-12-01 深圳丰盛复合材料有限公司 A kind of forming method, system and the mould of resin base fibrous material workpiece

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