CN103582547B - For the manufacture of the method for ceramic screw cap - Google Patents
For the manufacture of the method for ceramic screw cap Download PDFInfo
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- CN103582547B CN103582547B CN201180071424.1A CN201180071424A CN103582547B CN 103582547 B CN103582547 B CN 103582547B CN 201180071424 A CN201180071424 A CN 201180071424A CN 103582547 B CN103582547 B CN 103582547B
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- screw cap
- ceramic screw
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B28—WORKING CEMENT, CLAY, OR STONE
- B28B—SHAPING CLAY OR OTHER CERAMIC COMPOSITIONS; SHAPING SLAG; SHAPING MIXTURES CONTAINING CEMENTITIOUS MATERIAL, e.g. PLASTER
- B28B1/00—Producing shaped prefabricated articles from the material
- B28B1/14—Producing shaped prefabricated articles from the material by simple casting, the material being neither forcibly fed nor positively compacted
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B28—WORKING CEMENT, CLAY, OR STONE
- B28B—SHAPING CLAY OR OTHER CERAMIC COMPOSITIONS; SHAPING SLAG; SHAPING MIXTURES CONTAINING CEMENTITIOUS MATERIAL, e.g. PLASTER
- B28B1/00—Producing shaped prefabricated articles from the material
- B28B1/02—Producing shaped prefabricated articles from the material by turning or jiggering in moulds or moulding surfaces on rotatable supports
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B28—WORKING CEMENT, CLAY, OR STONE
- B28B—SHAPING CLAY OR OTHER CERAMIC COMPOSITIONS; SHAPING SLAG; SHAPING MIXTURES CONTAINING CEMENTITIOUS MATERIAL, e.g. PLASTER
- B28B11/00—Apparatus or processes for treating or working the shaped or preshaped articles
- B28B11/08—Apparatus or processes for treating or working the shaped or preshaped articles for reshaping the surface, e.g. smoothing, roughening, corrugating, making screw-threads
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B28—WORKING CEMENT, CLAY, OR STONE
- B28B—SHAPING CLAY OR OTHER CERAMIC COMPOSITIONS; SHAPING SLAG; SHAPING MIXTURES CONTAINING CEMENTITIOUS MATERIAL, e.g. PLASTER
- B28B11/00—Apparatus or processes for treating or working the shaped or preshaped articles
- B28B11/08—Apparatus or processes for treating or working the shaped or preshaped articles for reshaping the surface, e.g. smoothing, roughening, corrugating, making screw-threads
- B28B11/0854—Apparatus or processes for treating or working the shaped or preshaped articles for reshaping the surface, e.g. smoothing, roughening, corrugating, making screw-threads for making screw-threads or the like in the surface of the shaped article
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B28—WORKING CEMENT, CLAY, OR STONE
- B28B—SHAPING CLAY OR OTHER CERAMIC COMPOSITIONS; SHAPING SLAG; SHAPING MIXTURES CONTAINING CEMENTITIOUS MATERIAL, e.g. PLASTER
- B28B7/00—Moulds; Cores; Mandrels
- B28B7/16—Moulds for making shaped articles with cavities or holes open to the surface, e.g. with blind holes
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- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B33/00—Clay-wares
- C04B33/02—Preparing or treating the raw materials individually or as batches
- C04B33/04—Clay; Kaolin
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B33/00—Clay-wares
- C04B33/24—Manufacture of porcelain or white ware
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B2235/00—Aspects relating to ceramic starting mixtures or sintered ceramic products
- C04B2235/70—Aspects relating to sintered or melt-casted ceramic products
- C04B2235/94—Products characterised by their shape
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B2235/00—Aspects relating to ceramic starting mixtures or sintered ceramic products
- C04B2235/70—Aspects relating to sintered or melt-casted ceramic products
- C04B2235/94—Products characterised by their shape
- C04B2235/945—Products containing grooves, cuts, recesses or protusions
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Ceramic Engineering (AREA)
- Mechanical Engineering (AREA)
- Structural Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Dispersion Chemistry (AREA)
- Materials Engineering (AREA)
- Organic Chemistry (AREA)
- Closures For Containers (AREA)
- Press-Shaping Or Shaping Using Conveyers (AREA)
Abstract
The present invention relates to a kind of method for the manufacture of ceramic screw cap, it is characterized in that comprising: the step preparing housing, open wide in upper part, under state that up/down is turned round, preparation has the housing of the inner space corresponding to the outer shape of the ceramic screw cap completed; Inject the step of plasticizing clay, inject and there is the plasticizing clay being enough to form the viscosity of certain shape in the inner space of housing; Manufacture the step of middle cap, use moulding machine to manufacture middle cap and make its low portion opened wide towards upper, this moulding machine is equipped with the head rotating simultaneously and moved upward at housing by the plasticizing clay of injection; Form the step of threaded portion, manufacture pre-completed cap, this pre-completed cap has the threaded portion be formed in middle cap by allowing rotary die rotate, rotary die has the protuberance be on outer surface, rotary die enters the inside of middle cap and forms threaded portion at the inner surface of middle cap, oppositely exits subsequently; Drying steps, makes the pre-completed cap with formation threaded portion within it dry; With the step for removing housing, remove housing by the pre-completed cap from drying.
Description
Technical field
The present invention relates to a kind of method for the manufacture of ceramic screw cap (screwcap), more particularly, relate to a kind of method of ceramic screw cap for the manufacture of inner peripheral surface having threaded portion (screwthreading), this ceramic screw cap can connect with the threaded portion be formed on ceramic vessel exit portion outer surface, and Open from This Side or the inner space of closedown ceramic vessel.
Background technology
Usually, various types of container is used for splendid attire drinks, other drink, foods etc.In these containers, often adopt except object attractive in appearance, there is exquisite external form and harmless ceramic vessel or ceramic bottle to preserve important food or to comprise the drink of wine.
The ceramic vessel comprising ceramic bottle for above-mentioned purpose use is manufactured to has exit portion, and exit portion is round-shaped in what open wide in the fabrication process.It is required that seal ceramic vessel inside to keep food, etc.For this reason, firmly cork can be inserted the outlet of ceramic vessel or plastic cap is used to it.
But when using cork, opening/closing is inconvenient.Repeatedly seal and open and may damage cork and cause sealing completely.In addition, cork is used to damage the exquisite external form of ceramic vessel.
When using plastic cap, plastic cap is used to have inharmonious sense and damage the exquisite external form of ceramic vessel thus to the ceramic vessel with exquisite external form.
Naturally ceramic cap should be used when the body pottery of container manufactures.Although the threaded ceramic vessel of tool is feasible to a certain extent on batch production reservoir outlet section outer surface, be in fact difficult to the threaded ceramic cap of tool in batch production inner peripheral surface.
Summary of the invention
Technical problem
The invention provides a kind of method of the cap for the manufacture of being formed by ceramic material, the inner peripheral surface of this cap has threaded portion.
The invention provides a kind of method for the manufacture of ceramic screw cap, can produce to high production rate ceramic cap inner peripheral surface with threaded portion in batches by the method.
Technical scheme
According to an aspect of the present invention, a kind of method for the manufacture of ceramic screw cap is provided, ceramic screw cap is formed by ceramic material, it has the shape of lower open, and there is threaded portion that within it perimeter surface is formed to be threadedly coupled to the threaded portion be formed on pottery reservoir outlet section outer surface, described method comprises: prepare housing, under the state of turning round, described housing has unlimited upper part and the inner space corresponding to the outer shape of the ceramic screw cap that will be done; Inject plasticizing clay, this plasticizing clay has to be enough to be molded in the viscosity in the inner space of housing; Manufacture middle cap, the low portion of this middle cap, towards upper, is molded by using the moulding machine with the head that can rotate simultaneously and move up and down the plasticizing clay be in housing; Form threaded portion, rotate by allowing rotary die outer surface being formed with protuberance and enter the inside of middle cap and in the inner peripheral surface of middle cap, form threaded portion, threaded portion is formed thus in the inner peripheral surface of middle cap, and reversely rotate and return, form the pre-completed cap with threaded portion thus; Drying is carried out to pre-completed cap inner peripheral surface with threaded portion; Housing is removed with the pre-completed cap from drying.
Rotary die can have the size corresponding to middle cap inside.
Rotary die can have cylinder form and flat bottom surface substantially, and the protuberance be formed on the outer surface of rotary die has the shape identical with the threaded portion be formed on pottery reservoir outlet section outer surface.
Frusto-conical can be had by the ceramic screw cap of the method manufacture for the manufacture of ceramic screw cap, it has inner space, the diameter of this inner space increases towards bottom, and rotary die has reverse frusto-conical to correspond to the inner space of ceramic screw cap.
Housing can be gypsum framework, the drying of pre-completed cap can be preliminarily dried operation, wherein before pre-completed cap bone dry, pre-completed cap is dried to its dimensional contraction to separate with housing for being enough to, and described method may further include removing the pre-completed cap bone dry of to convey housing after housing and separating.
Described method can comprise further after pre-completed cap bone dry: the first sintering operation, and wherein pre-completed cap is by biscuit firing (biscuitfired); Glazing, wherein glaze is applied on the outer surface of the pre-completed cap of experience first sintering operation; With the second sintering operation, wherein perform the second sintering operation after glazing to complete ceramic screw cap.
Beneficial effect
According to the method for the manufacture of ceramic screw cap of the present invention, ceramic plug inner peripheral surface with threaded portion can be produced in batches.
In addition, according to the method for the manufacture of ceramic screw cap of the present invention, the cap being threadedly coupled to the threaded portion be formed on pottery reservoir outlet section outer surface not only can be obtained by unified material, but also has consistent external form.
Further, according to the method for the manufacture of ceramic screw cap of the present invention, the ceramic screw cap with uniform quality can be produced in batches and manufacturing cost can reduce.
Accompanying drawing explanation
Fig. 1 and 2 is respectively sectional view and the perspective view of ceramic screw cap and pottery container, and ceramic screw cap is obtained by the method for the manufacture of ceramic screw cap according to the embodiment of the present invention, and pottery container has the exit portion connected with ceramic screw cap thread;
Fig. 3 is for describing the method flow diagram manufacturing ceramic screw cap according to the embodiment of the present invention;
Fig. 4 is describe view embodiment illustrated in fig. 3 to 6;
The sectional view of Fig. 7 shows the state that the ceramic screw cap that completed by manufacture method shown in Fig. 3 is turned round;
Fig. 8 is for showing according to another embodiment of the present invention for the manufacture of the view of the method for ceramic screw cap;
Fig. 9 and 10 shows and is connected to the situation with the difform pottery container with shape shown in Fig. 2 by the ceramic screw cap thread of the manufacture of method shown in Fig. 3.
Detailed description of the invention
The method for the manufacture of ceramic screw cap according to the embodiment of the present invention is described in detail below with reference to accompanying drawing.
By the ceramic screw cap of the method manufacture for the manufacture of ceramic screw cap according to the embodiment of the present invention within it perimeter surface have threaded portion, and the low portion of ceramic screw cap opens wide.Described threaded portion has the shape corresponding to the threaded portion be formed on ceramic vessel exit portion outer surface, and two threaded portions thread connection each other.
But although be considered to by the ceramic screw cap of the method manufacture for the manufacture of ceramic screw cap according to the embodiment of the present invention container being threadedly coupled to ceramic material formation, the present invention is not limited to this.In other words, as long as the container formed by different materials has threaded portion on exit portion outer surface, ceramic screw cap can be threadedly coupled to the container that non-ceramic material (such as glass or plastics) is formed.
Fig. 1 and 2 shows ceramic screw cap 10 and is threadedly coupled to the pottery container 30 of ceramic screw cap 10, and ceramic screw cap 10 is obtained by the method for the manufacture of ceramic screw cap according to the embodiment of the present invention.The upper end part of pottery container 30 has exit portion 20.Pottery container 30 can be called ceramic body.The shape of pottery container 30 can become a barrel class, cylinder class etc. by Variable Terrain.
Exit portion 20 is provided with the threaded portion 22 that formed on exit portion 20 outer surface and is threadedly coupled to the threaded portion 12 of ceramic screw cap 10.Although in the present embodiment, exit portion 20 is connected to pottery container 30, in other embodiments, have threaded portion exit portion can with pottery integral container formed.
Relate to the method for the manufacture of ceramic screw cap 10 according to the method for the manufacture of ceramic screw cap of the present embodiment, this ceramic screw cap is suitable for the threaded portion 22 of the exit portion 20 being threadedly coupled to pottery container 30.
Comprise according to the method for the manufacture of ceramic screw cap of the present embodiment and prepare housing (S1), injecting plasticizing clay (S2), manufacture middle cap (S3), form threaded portion (S4), dry (S5) and remove housing (S6).
In housing preparation manipulation S1, prepare housing 40, this housing has unlimited upper part and inner space corresponding with ceramic screw cap 10 profile (see Fig. 1, its state (see figure 7) of turning round).
In the present embodiment, because want manufactured ceramic screw cap to have cylinder form, so the inner space of housing 40 has the cylinder form corresponding to the cylinder form of ceramic screw cap, but the present invention is not limited to this.In other words, in other embodiments, when the profile of ceramic screw cap is changed to few (low) polygonal column of quantity or outsourcing (overall) shape, housing can be prepared as the inner space having and correspond to and change shape.The profile of housing can do various change as required.
In the present embodiment, housing 40 drystone cream is formed.In other embodiments, housing can be formed with different materials.
Next, plasticizing clay implant operation S2 is performed.In plasticizing clay implant operation S2, will there is enough viscosity to form the inner space of the plasticizing clay 10a injection housing 40 of certain shape.Plasticizing clay 10a is usually used when making pottery container and is had the power applied easily through outside and the levels of adhesion of being out of shape.Plasticizing clay 10a can be called clay body.
Reference numeral 10a marked process before clay.Reference numeral 10b, 10c and 10 are respectively according to the ceramic screw cap that the degree for the treatment of of clay represents middle cap, pre-completed cap and completes.
In middle cap manufacturing operation S3, the plasticizing clay 10a being positioned at housing 40 inside is molded by moulding machine 50, and described moulding machine is equipped with and side by side rotates and the head 52 moved up and down.In the present embodiment, although head 52 rotates, housing 40 also rotates.In other embodiments, only one of housing 40 and head 52 can rotate.Head 52 can replace with another head had corresponding to the shape and size of cap.
The moulding machine manufacturing ceramic article is generally used for, so omit the detailed description to its structure or operation herein because moulding machine 50 is this areas.
When middle cap manufacturing operation S3 completes, plasticizing clay 10a is molded as middle cap 10b, as shown in Figure 5.Threaded portion is not also formed in the inner peripheral surface of middle cap 10b.Middle cap 10b is the state of turning round.In other words, the low portion opened wide of the ceramic screw cap that complete is placed in towards upper.
Next, perform threaded portion and form operation S4, as shown in Figure 6.Formed in operation S4 at threaded portion, the rotary die 60 outer surface with protuberance 62 is rotated into the inside (moving downward in Fig. 6) of middle cap 10b, cause and form threaded portion 12 in the inner peripheral surface of middle cap 10b.Subsequently, rotary die 60 reversely rotates to go out to rollback (moving upward in Fig. 6), thus the pre-completed cap 10c that middle cap 10b is done as having threaded portion 12.
By rotating once and performing by reversely rotating retrogressing the simple motion entering middle cap 10b inside subsequently, rotary die 60 forms threaded portion 12 in the inner peripheral surface of middle cap 10b.Because the threaded portion performed simply as one of the present embodiment core operation forms operation S4, whole process can be simplified and productivity ratio can improve.
In the present embodiment, rotary die 60 has the size of the inside corresponding to middle cap 10b.In other words, rotary die 60 has circular cylinder shape and flat bottom surface substantially.
Further, the protuberance 62 be arranged on the outer surface of rotary die 60 has the shape identical with the threaded portion 22 on the outer surface of the exit portion 20 being formed in pottery container 30.But although protuberance 62 has the shape identical with the threaded portion 22 on the outer surface being formed in exit portion 20, the volume of protuberance 62 is greater than the volume of the protuberance of threaded portion 22.Because the volume of middle cap 10b reduces, so middle cap 10b is formed as being greater than its final size with its drying.Usually, 12-15% is reduced after drying according to the volume of clay of the present invention.
Because the cumulative volume of clay with during drying process from clay effusion inner moisture and reducing, the size of clay is determined according to as above factor.In other words, the amount of plasticizing clay 10a experience process subsequently according to pre-completed cap 10c and bone dry time the volume that reduces and determining, and the external diameter of the size of the inner space of housing 40, rotary die 60, the size of protuberance 62 are determined according to the amount of plasticizing clay 10a.
Next, drying process S5 is performed.In drying process S5, the pre-completed cap 10c with the threaded portion 12 be formed in inner peripheral surface is dried.After drying process S5, perform the housing being used for removing from the pre-completed cap 10c of drying housing 40 and remove operation S6.
In the present embodiment, drying process S5 is not the operation of the pre-completed cap 10c of bone dry, but pre-completed cap 10c is dried to shrink the preliminarily dried operation being enough to the size of separating from housing 40.When by housing 40 absorbing moisture, the intensity that pre-completed cap 10c has can reach the degree prevented because of external force distortion.
In preliminary drying process, although the inner moisture of pre-completed cap 10c is evaporated to outside air layer, inner moisture may be absorbed in housing 40.Because housing 40 is dry gypsum frameworks, be not difficult from pre-completed cap 10c absorbing moisture.
After preliminarily dried operation, housing 40 is from after pre-completed cap 10c removes, and the pre-completed cap 10c separated is completely dried.
Further, in the present embodiment, after bone dry, pre-completed cap 10c experiences the first sintering operation, and in this sintering operation, the pre-completed cap 10c of bone dry is heated to high-temperature so that biscuit firing.The pre-completed cap 10c of the first sintering experiences glazing operation, on the outer surface at pre-completed cap 10c, apply glaze.Outer surface not only comprises outer surface and also comprises the inner peripheral surface forming threaded portion 12.
After glazing operates and completes ceramic screw cap 10 thus, perform and apply heat with the second sintering operation reached a high temperature.Compared with shown in Fig. 1, the ceramic screw cap 10 completed as shown in Figure 7 is in the state of turning round.
The inner horizontal of the ceramic screw cap 10 that the elastic component 15 formed by elastomeric material (such as rubber, synthetic resin or silicone) has been arranged on further on the surface.When arranging elastic component 15 further, the sealability between ceramic screw cap 10 and pottery container 30 is further improved and may produces and can reduce in the contact with each other damage of position of the upper end part of exit portion 20 and the inner peripheral surface of ceramic screw cap 10.
To describe according to the operation of the method for the manufacture of ceramic screw cap of the present embodiment and effect below.
According to the said method for the manufacture of ceramic screw cap, the ceramic screw cap being formed with threaded portion in inner peripheral surface formed by ceramic material can be fabricated to the exit portion being threadedly coupled to pottery container, shown notch portion has formation threaded portion on its outer circumferential surface.
According in the method for the manufacture of ceramic screw cap of the present embodiment, rotary die 60 is set to have protuberance 62, and this protuberance has the shape of threaded section on its outer circumferential surface.Thus, rotate by means of only allowing rotary die 60 and enter the inside of middle cap 10v and the once-through operation reversely rotating subsequently and return, the inner peripheral surface of middle cap 10b can be formed the threaded portion 12 with intended shape.
Also have, according to the method for the manufacture of ceramic screw cap of the present embodiment, because the outer surface of ceramic screw cap can be fabricated to various shape when the threaded portion with circular cylindrical external shape is formed in the inner peripheral surface of ceramic screw cap, so can the manufactured materials ceramic screw cap consistent with pottery container with external form.
Also have, according to the method for the manufacture of ceramic screw cap of the present embodiment, because by using rotary die to carry out simple and uniform process, threaded portion can be formed in inner peripheral surface, the batch production of the ceramic screw cap with uniform quality can be carried out and manufacturing cost can reduce.
The pattern of invention
Fig. 8 is for illustration of according to another embodiment of the present invention for the manufacture of the view of the method for ceramic screw cap.In this embodiment, ceramic screw cap has frusto-conical, and it has inner space, and inner space diameter is towards increasing bottom it.
In order to manufacture the ceramic screw cap with above-mentioned shape, as shown in Figure 8, there is according to the rotary die 60 ' of the present embodiment the frusto-conical of reversing, to correspond to the shape of ceramic screw cap inner space.Rotary die 60 ' has towards the diameter of bottom reduction and the protuberance 62 ' of screw thread form is formed on its outer circumferential surface.
Under the state that pre-completed cap 10c ' has the threaded portion 12 ' be formed in its inner peripheral surface, the clay experiencing above-mentioned process is in the above-described embodiments arranged in the central slot sections of the housing 40 ' of gypsum material.In the same procedure such as described in above-described embodiment, rotary die 60 ' makes threaded portion 12 ' in the inner peripheral surface of middle cap being arranged in housing 40 '.
Above-described embodiment be described through directly or suitably amendment can be applicable to other manufacture processes of not describing.
According in the method for the manufacture of ceramic screw cap of the present embodiment, rotary die 60 ' maybe can will be formed on the shape of the threaded portion in its inner peripheral surface and diversely changes shape according to wanting the shape of manufactured ceramic screw cap.In other words, overall dimension and shape can diversely change.Further, the detail shape with the protuberance 62 ' of screw thread form can diversely change.In other words, the shape of protuberance 62 ' can be sharp-pointed or mild wave pattern.
Rotary die 60 ' is not to have circular horizontal interface, as long as threaded portion is formed in the inner peripheral surface of ceramic screw cap.In other words, horizontal cross-section can not be circular but be formed as the shape removing arc from upper and lower part.Alternatively, rotary die 60 ' can have such shape, and a pair orange that wherein can form threaded portion is arranged in opposite side, and as dumbbell, and orange is connected by mast component.
Fig. 9 and 10 shows ceramic screw cap 10 and is threadedly coupled to situation about having with pottery container 30a difform shown in Fig. 2, and this ceramic screw cap is by the method manufacture for the manufacture of ceramic screw cap according to above-described embodiment.In this case, pottery container 30a has the shape of circular columns.
The exit portion 20 with annular shape is arranged on the upper end part of pottery container 30a.The ceramic screw cap 10 with cylinder form is threadedly coupled to the threaded portion be formed in outside exit portion 20.Elastic component for sealing is arranged on the horizontal surface inside ceramic screw cap 10.
Claims (6)
1. the method for the manufacture of ceramic screw cap, described ceramic screw cap ceramic material is formed, there is the shape of lower open, and there is the threaded portion be formed in its inner peripheral surface, to be threadedly coupled to the threaded portion on the outer surface being formed in pottery reservoir outlet section, the method comprises:
Prepare housing, under the state of turning round, described housing has unlimited upper part and the inner space corresponding to the outer shape of the ceramic screw cap that will be done;
Inject plasticizing clay, this plasticizing clay has to be enough to be molded in the viscosity in the inner space of housing;
Manufacture middle cap, the low portion of this middle cap, towards upper, is molded by using the moulding machine with the head that can rotate simultaneously and move up and down the plasticizing clay be in housing;
Form threaded portion, rotate by allowing rotary die outer surface being formed with protuberance and enter the inside of middle cap and in the inner peripheral surface of middle cap, form threaded portion, threaded portion is formed thus in the inner peripheral surface of middle cap, and reversely rotate and return, form the pre-completed cap with threaded portion thus;
Drying is carried out to pre-completed cap inner peripheral surface with threaded portion; With
Housing is removed from the pre-completed cap of drying.
2. as claimed in claim 1 for the manufacture of the method for ceramic screw cap, wherein, described rotary die has the size inner corresponding with middle cap.
3. as claimed in claim 2 for the manufacture of the method for ceramic screw cap, wherein, rotary die has cylinder form and flat bottom surface substantially, and the protuberance be formed on the outer surface of rotary die has the shape identical with the threaded portion be formed on pottery reservoir outlet section outer surface.
4. as claimed in claim 2 for the manufacture of the method for ceramic screw cap, wherein, have frusto-conical by the ceramic screw cap of the described method manufacture for the manufacture of ceramic screw cap, it has inner space, the diameter of this inner space increases towards bottom, and
Rotary die has reverse frusto-conical to correspond to the inner space of ceramic screw cap.
5., as claimed in claim 1 for the manufacture of the method for ceramic screw cap, wherein, described housing is gypsum framework,
The drying of described pre-completed cap is preliminarily dried operation, and wherein before pre-completed cap bone dry, pre-completed cap is dried to and allows dimensional contraction become to be enough to separate with housing, and
Described method conveys the pre-completed cap bone dry that housing separates after being included in further and removing housing.
6., as claimed in claim 5 for the manufacture of the method for ceramic screw cap, comprise further after pre-completed cap bone dry:
First sintering operation, wherein pre-completed cap is by biscuit firing;
Glazing, wherein glaze is applied on the outer surface of the pre-completed cap of experience first sintering operation; With
Second sintering operation, wherein performs the second sintering operation to complete ceramic screw cap after glazing.
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR10-2011-0030720 | 2011-04-04 | ||
| KR1020110030720A KR101073079B1 (en) | 2011-04-04 | 2011-04-04 | Manufacturing method of ceramic screw cap |
| PCT/KR2011/008348 WO2012138026A1 (en) | 2011-04-04 | 2011-11-03 | Method for manufacturing ceramic screw caps |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103582547A CN103582547A (en) | 2014-02-12 |
| CN103582547B true CN103582547B (en) | 2015-11-25 |
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ID=45032749
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201180071424.1A Active CN103582547B (en) | 2011-04-04 | 2011-11-03 | For the manufacture of the method for ceramic screw cap |
Country Status (4)
| Country | Link |
|---|---|
| JP (1) | JP5736504B2 (en) |
| KR (1) | KR101073079B1 (en) |
| CN (1) | CN103582547B (en) |
| WO (1) | WO2012138026A1 (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR101477510B1 (en) * | 2013-08-12 | 2014-12-30 | 주식회사 세락 | Manufacturing method of glass screw cap |
| CN104942976B (en) * | 2015-05-21 | 2017-05-10 | 凤冈县凤鸣农用机械制造有限公司 | Ceramic inner thread machining mold |
| CN107877778A (en) * | 2017-12-08 | 2018-04-06 | 蔡凡 | The preparation technology and method of high-precision configuration on a kind of ceramic member |
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- 2011-04-04 KR KR1020110030720A patent/KR101073079B1/en active IP Right Grant
- 2011-11-03 JP JP2014503578A patent/JP5736504B2/en active Active
- 2011-11-03 CN CN201180071424.1A patent/CN103582547B/en active Active
- 2011-11-03 WO PCT/KR2011/008348 patent/WO2012138026A1/en active Application Filing
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Also Published As
| Publication number | Publication date |
|---|---|
| CN103582547A (en) | 2014-02-12 |
| KR101073079B1 (en) | 2011-10-12 |
| WO2012138026A1 (en) | 2012-10-11 |
| JP2014514215A (en) | 2014-06-19 |
| JP5736504B2 (en) | 2015-06-17 |
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