CN101433442A - Composite bathtub - Google Patents
Composite bathtub Download PDFInfo
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- CN101433442A CN101433442A CNA2007101355720A CN200710135572A CN101433442A CN 101433442 A CN101433442 A CN 101433442A CN A2007101355720 A CNA2007101355720 A CN A2007101355720A CN 200710135572 A CN200710135572 A CN 200710135572A CN 101433442 A CN101433442 A CN 101433442A
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- bathtub
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Abstract
The technical proposal of the invention discloses a composite bathtub and a manufacture process thereof, and relates to the manufacture of the bathtub. The composite bathtub mainly comprises a flexible material shell, a shell, and a foamed polyurethane flexible material layer and a fiber bonding layer which are positioned between the flexible material shell and the shell as filling layers, wherein the flexible material shell is bonded to the foamed polyurethane flexible material layer and combined with the shell into a whole through the foamed polyurethane flexible material layer and the fiber bonding layer. The manufacture process for the bathtub is mainly characterized in that a mould for an inner shell of the bathtub is a mould for manufacturing the flexible material shell, and is an upper mould and a lower mould capable of absorbing the material of the flexible material shell; and in the flow of forming the bathtub, a polyurethane liquid is injected into an outer shell of the bathtub firstly, and then the upper mould absorbing flexible plates of the flexible material shell is placed into the outer shell of the bathtub, and the polyurethane liquid is foamed to become the foamed polyurethane flexible material layer. The product manufactured by the invention is flexible and full of elasticity, and improves the bathing comfort and using safety.
Description
Technical field
Technical solution of the present invention relates to sanitary equipment technical field, particularly bathtub.
Background technology
In China's patent document, it is 200510041549.6 that a kind of application number is arranged, the patent document of composite bathtub by name and manufacture craft thereof, this bathtub mainly by bathtub casing, shell and be in bathtub casing and the bathtub shell between the blown polyurethane materials layer as packed layer form, its bathtub casing and bathtub shell are acrylic (PMMA/FRP) sheet material, bathtub body is abundant, strengthened bathtub intensity, but exist because of bathtub cylinder bottom case hardness excessive, too smooth, and security is relatively poor during the use that causes, the unsatisfactory defective of comfortableness during bathing.
In China, people custom will be that the artificial leather of raw material production is called the PVC artificial leather with polyvinyl chloride resin; With the PU resin is that the artificial leather of raw material production is called the PU artificial leather; With PU resin and nonwoven is that the artificial leather of raw material production is called the PU synthetic leather.Traditionally, people often are referred to as artificial leather to above-mentioned three kinds of leather.Above-mentioned artificial leather is widely used in industries such as clothes, shoemaking, case and bag, furniture; But yet there are no the report of application in the bathtub field.
Summary of the invention
At first, first purpose of the present invention is, inventing a kind of bathtub casing is the composite bathtub that soft material is made, to mould the composite bathtub that the panel material makes excessive, too smooth because of bathtub cylinder bottom case hardness solve to utilize, and the technical problem that security is relatively poor, comfortableness is unsatisfactory during the use that causes.
Secondly, second purpose of the present invention be, invents a kind of manufacture craft of composite bathtub, and a kind of composite bathtub manufacture craft of utilizing soft material as bathtub casing is provided.
According to first purpose of the present invention, technical scheme of the present invention is, a kind of composite bathtub is mainly by inner casing, shell and be in inner casing, packed layer between shell is formed, shell is for moulding panel, feature is, its inner casing is the soft material housing, packed layer is polyurathamc soft material layer and fiber adhesive linkage, what the fiber adhesive linkage was arranged on the bathtub shell moulds panel and polyurathamc soft material interlayer, the soft material case bonding is on polyurathamc soft material layer, and polyurathamc soft material layer and fiber adhesive linkage are integrated soft material housing and shell.
According to above-mentioned basic technical scheme, the soft material housing can be made by the PVC artificial leather.
According to above-mentioned basic technical scheme, the soft material housing can be made by the PU artificial leather.
According to above-mentioned basic technical scheme, the soft material housing can be made by the PU synthetic leather.
According to second purpose of the present invention, technical scheme of the present invention is: a kind of composite bathtub manufacture craft mainly comprises: the making flow process of mould, the setting-out flow process of bathtub casing and bathtub shell, the making flow process of bathtub casing, the making flow process of bathtub shell, bathtub moulding flow process; The making flow process of mould comprises the making flow process of bathtub casing mould and the making flow process of bathtub outer casing mold; Feature is: in the making flow process of mould, the bathtub casing mould is for making the mould of soft material housing, it adopts the fire resistant resin material, shape according to bathtub casing, be made into mold and bed die, have on the mold in order to the convex surface of absorption as the soft material of making the soft material housing, corresponding on the bed die have in order to the concave surface of absorption as the soft material of making the soft material housing, and mold is corresponding with bed die to coincide; In the setting-out flow process of bathtub casing, according to the shape of bathtub software sheet material is carried out setting-out and cut out, make the software sheet material that meets bathtub inner casing processing specification; In the making flow process of bathtub casing, the software sheet material that will meet bathtub casing processing specification is put as in the baking oven, under the condition of 130-150 degree celsius temperature, heated 3-5 minute, software sheet material after will heating is again put on the bed die of bathtub casing, utilize press that the limit is pressed, and to the bed die extracting vacuum, mold correspondence with bathtub casing is fixed on the press again, by pressing down of mold mold and bed die are coincide, stop then the bed die extracting vacuum is carried out extracting vacuum to mold again, software sheet material is adsorbed under the mold, keeps negative pressure; In the moulding flow process of bathtub, inner face to the bathtub shell lays the fiber adhesive linkage earlier, and polyurethane liquid is injected in the bathtub shell, the mold that will adsorb software sheet material again is placed in the bathtub shell, allow polyurethane liquid foam 20-30 minute, make the polyurethane liquid foaming become polyurathamc soft material layer, soft material housing and shell are integrated by polyurathamc soft material layer and fiber adhesive linkage, stop mold extracting vacuum, stripping forming.
Owing to adopt above technical scheme, utilize software sheet material as bathtub casing, mould panel as the bathtub shell, as the intermediate layer, it has improved the comfortableness of bathing in conjunction with softness and high resilience with blown polyurethane materials and fiber adhesive linkage, solved because of bathtub cylinder bottom case hardness greatly, too smooth, and the relatively poor technical problem of security during the use that causes, cost of goods manufactured of the present invention is low, and is easy to process.
Description of drawings
Fig. 1 is a kind of example structure schematic diagram of optimal design.
In Fig. 1: 1, soft material housing; 2, polyurathamc soft material layer; 3, fiber adhesive linkage; 4, shell.
The specific embodiment
In conjunction with Fig. 1, a kind of composite bathtub mainly is made up of soft material housing 1, shell 4 and polyurathamc soft material layer 2 and the fiber adhesive linkage 3 as the packed layer that are in 4 of soft material housings 1, shell, its shell 4 is made by acrylic sheet material, fiber adhesive linkage 3 is arranged on 2 on the acrylic sheet material of bathtub shell 4 and polyurathamc soft material layer, and soft material housing 1 is bonded on the polyurathamc soft material layer 2.In the present embodiment, soft material housing 1 is selected the PU artificial leather for use.The thickness of the PU artificial leather of processing soft material housing 1 is the 1-3 millimeter, and the thickness of polyurathamc soft material layer 2 is 3-10 centimetre.Soft material housing 1 can also be made by PVC artificial leather or PU synthetic leather.Press the composite bathtub that present embodiment is made, discharge outlet and gap are set by prior art.Shell 4 can also adopt ABS sheet material and other to mould panel and make.
A kind of composite bathtub manufacture craft mainly comprises: the making flow process of mould, the setting-out flow process of bathtub casing and bathtub shell 4, the making flow process of bathtub casing, the making flow process of bathtub shell 4, bathtub moulding flow process.
In the making flow process of mould, adopt the shape of fire resistant resin material according to bathtub, be made into the mould of bathtub casing and bathtub shell; The mould of bathtub casing is for making the mould of soft material housing 1, be divided into mold and bed die, mold and bed die all have the shape of bathtub casing, have on the mold in order to the convex surface of absorption as the soft material of making soft material housing 1, corresponding on the bed die have in order to the concave surface of absorption as the soft material of making soft material housing 1, and mold is corresponding with bed die to coincide; The mould of bathtub shell can be made by prior art.
In the setting-out flow process of bathtub casing, according to the shape of bathtub software sheet material is carried out setting-out and cut out, make the software sheet material that meets soft material housing 1 processing specification; The setting-out of bathtub shell 4 is made by prior art.
In the making flow process of bathtub casing, the software sheet material that will meet soft material housing 1 processing specification is put as in the baking oven, under the condition of 130-150 degree celsius temperature, heated 3-5 minute, software sheet material after will heating is again put on the bed die of bathtub casing, utilize press that the limit is pressed, and to the bed die extracting vacuum, the vacuum (vacuum meter reading) that bed die is extracted is-0.06～-0.08M Pascal, the stretching action of the software sheet material after utilizing atmospheric pressure to heating, make 1 moulding of soft material housing, after 1 moulding of soft material housing finished, the mold correspondence with bathtub casing was fixed on the press again, by pressing down of mold mold and bed die was coincide, stop then the bed die extracting vacuum, again mold is carried out extracting vacuum, the vacuum (vacuum meter reading) that mold is extracted be-0.06～-0.08M Pascal, the software sheet material of making soft material housing 1 is adsorbed under the mold, like this, but the convenient bathtub foaming.
The bathtub shell is made by prior art.
Make the heating of the software sheet material of soft material housing 1, temperature can be controlled at 130 degrees centigrade, be controlled at heat time heating time 4-5 minute.As the heating of the software sheet material of soft material housing 1, optimum temperature can be controlled at 140 degrees centigrade, is controlled at heat time heating time 3-4 minute.Heating as the software sheet material of soft material housing 1 can be controlled at temperature 150 degrees centigrade, is controlled at heat time heating time 2-3 minute.
In the moulding flow process of bathtub, inner face to bathtub shell 4 lays the fiber adhesive linkage earlier, and polyurethane liquid is injected in the bathtub shell 4, the mold that will adsorb again as the software sheet material of soft material housing 1 is placed in the bathtub shell 4, allow polyurethane liquid foam 20-30 minute, make the polyurethane liquid foaming become polyurathamc soft material layer 2, by polyurathamc soft material layer 2 and fiber adhesive linkage 3 soft material housing 1 and shell 4 are integrated, stop mold extracting vacuum, stripping forming.The effect of polyurathamc soft material layer 2 is to improve bath comfort and heat-insulating property.
Claims (5)
1, a kind of composite bathtub is mainly by inner casing, shell (4) and be in inner casing, packed layer between shell (4) is formed, shell (4) is for moulding the panel housing, it is characterized in that: described inner casing is soft material housing (1), packed layer is polyurathamc soft material layer (2) and fiber adhesive linkage (3), fiber adhesive linkage (3) is arranged on moulding between panel and polyurathamc soft material layer (3) of shell (4), soft material housing (1) is bonded on the polyurathamc soft material layer (2), polyurathamc soft material layer (2) and fiber adhesive linkage (3) are integrated soft material housing (1) and shell (4).
2, composite bathtub according to claim 1 is characterized in that: described soft material housing (1) can be made by the PVC artificial leather.
3, composite bathtub according to claim 1 is characterized in that: described soft material housing (1) can be made by the PU artificial leather.
4, composite bathtub according to claim 1 is characterized in that: described soft material housing (1) can be made by the PU synthetic leather.
5, a kind of manufacture craft of making the described composite bathtub of claim 1, it mainly comprises: the making flow process of mould, the setting-out flow process of bathtub casing and bathtub shell, the making flow process of bathtub casing, the making flow process of bathtub shell, bathtub moulding flow process; The making flow process of mould comprises the making flow process of bathtub casing mould and the making flow process of bathtub outer casing mold; It is characterized in that:
A, in the making flow process of mould, the bathtub casing mould is for making the mould of soft material housing (1), it adopts the fire resistant resin material, shape according to bathtub casing, be made into mold and bed die, have on the mold in order to the convex surface of absorption as the soft material of making soft material housing (1), correspondence has in order to the concave surface of absorption as the soft material of making soft material housing (1) on the bed die, and mold is corresponding with bed die to coincide;
B, in the setting-out flow process of bathtub casing, according to the shape of bathtub software sheet material is carried out setting-out and cuts out, make the software sheet material that meets soft material housing (1) processing specification;
C, in the making flow process of bathtub casing, the software sheet material that will meet soft material housing (1) processing specification is put as in the baking oven, under the condition of 130-150 degree celsius temperature, heated 3-5 minute, software sheet material after will heating is again put on the bed die of bathtub casing, utilize press that the limit is pressed, and to the bed die extracting vacuum, mold correspondence with bathtub casing is fixed on the press again, by pressing down of mold mold and bed die are coincide, stop then the bed die extracting vacuum is carried out extracting vacuum to mold again, software sheet material as soft material housing (1) is adsorbed under the mold, keeps negative pressure;
D, in the moulding flow process of bathtub, inner face to bathtub shell (4) lays fiber adhesive linkage (3) earlier, and polyurethane liquid is injected in the bathtub shell (4), the mold that will adsorb again as the software sheet material of soft material housing (1) is placed in the bathtub shell (4), allow polyurethane liquid foam 20-30 minute, make the polyurethane liquid foaming become polyurathamc soft material layer (2), by polyurathamc soft material layer (2) and fiber adhesive linkage (3) soft material housing (1) and shell (4) are integrated, stop mold extracting vacuum, stripping forming.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2007101355720A CN101433442A (en) | 2007-11-16 | 2007-11-16 | Composite bathtub |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2007101355720A CN101433442A (en) | 2007-11-16 | 2007-11-16 | Composite bathtub |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN101433442A true CN101433442A (en) | 2009-05-20 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNA2007101355720A Pending CN101433442A (en) | 2007-11-16 | 2007-11-16 | Composite bathtub |
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| CN (1) | CN101433442A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103458750A (en) * | 2011-04-22 | 2013-12-18 | 骊住株式会社 | Bathing device |
| CN105167680A (en) * | 2015-08-18 | 2015-12-23 | 佛山市南海区羽洁卫浴有限公司 | Internal overflow pipe for water container, bathtub with internal overflow pipe and method for manufacturing bathtub with internal overflow pipe |
| CN106580156A (en) * | 2016-11-18 | 2017-04-26 | 平湖市欧迪雅厨卫设备有限公司 | Bathtub |
-
2007
- 2007-11-16 CN CNA2007101355720A patent/CN101433442A/en active Pending
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103458750A (en) * | 2011-04-22 | 2013-12-18 | 骊住株式会社 | Bathing device |
| CN105167680A (en) * | 2015-08-18 | 2015-12-23 | 佛山市南海区羽洁卫浴有限公司 | Internal overflow pipe for water container, bathtub with internal overflow pipe and method for manufacturing bathtub with internal overflow pipe |
| CN106580156A (en) * | 2016-11-18 | 2017-04-26 | 平湖市欧迪雅厨卫设备有限公司 | Bathtub |
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| PB01 | Publication | ||
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| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20090520 |