CN111251521B - Method for preparing liquid bead pill - Google Patents

Method for preparing liquid bead pill Download PDF

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Publication number
CN111251521B
CN111251521B CN201811465554.3A CN201811465554A CN111251521B CN 111251521 B CN111251521 B CN 111251521B CN 201811465554 A CN201811465554 A CN 201811465554A CN 111251521 B CN111251521 B CN 111251521B
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China
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liquid
molding cavity
module
coating
layer
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Expired - Fee Related
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CN201811465554.3A
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Chinese (zh)
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CN111251521A (en
Inventor
沈欣
沈荣
沈子炎
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    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C41/00Shaping by coating a mould, core or other substrate, i.e. by depositing material and stripping-off the shaped article; Apparatus therefor
    • B29C41/02Shaping by coating a mould, core or other substrate, i.e. by depositing material and stripping-off the shaped article; Apparatus therefor for making articles of definite length, i.e. discrete articles
    • B29C41/14Dipping a core
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C41/00Shaping by coating a mould, core or other substrate, i.e. by depositing material and stripping-off the shaped article; Apparatus therefor
    • B29C41/34Component parts, details or accessories; Auxiliary operations
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29LINDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
    • B29L2031/00Other particular articles
    • B29L2031/712Containers; Packaging elements or accessories, Packages
    • B29L2031/7174Capsules

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Casting Or Compression Moulding Of Plastics Or The Like (AREA)

Abstract

The invention provides a method for manufacturing liquid-state pellets, wherein a manufacturing mold used in the method comprises a first module and a second module, wherein the surface of the first module is provided with at least one first molding cavity, and the surface of the second module is provided with at least one second molding cavity; the first module and the second module are combined, the first molding cavity and the second molding cavity enclose a molding space, and the shape of the molding space is matched with that of the liquid-state pellets. The method for manufacturing the liquid bead pill restrains the shape of the liquid bead pill through the forming cavity of the die, can manufacture various shapes and different types of liquid bead pills, and has the advantages of wide application range, simple manufacturing steps and high production efficiency.

Description

Method for preparing liquid bead pill
Technical Field
The invention relates to a method for manufacturing liquid bead pills.
Background
The liquid beadlets have a coating which encloses an interior space filled with a liquid. For example, the traditional Chinese medicine pills, food blasting pills, cod liver oil capsules, cigarette blasting pills, health product capsules, portable cosmetic pills, portable quantitative chemical reagent pills, spice pills and the like belong to liquid pills.
In the method for producing liquid beads, a liquid is usually coated with calcium alginate, gelatin, sugar coating, or the like at room temperature. For example, most of the methods for preparing traditional Chinese medicine pills, food popping pills and cigarette popping pills are that alginate and calcium ions rapidly undergo ion exchange to generate gel, and calcium alginate gel balls are generated in an aqueous solution to obtain oily liquid pills, and the preparation method cannot wrap hydrophilic liquid. In the preparation method of the fish liver oil capsule, gelatin is a water-soluble capsule, and can only wrap oily liquid and cannot wrap hydrophilic solution. The preparation method of the Chinese medicinal dripping pill comprises coating Chinese medicinal materials with sugar coat, and coating with polysaccharide edible vegetable oil.
Therefore, the manufacturing methods of the liquid bead pill have limitations, and are only suitable for a plurality of specific bead pills, and the bead pills with different shapes cannot be manufactured due to the lack of shape constraints on the bead pills.
Disclosure of Invention
The invention aims to provide a manufacturing die and a manufacturing method of liquid bead pills, which are suitable for manufacturing liquid bead pills of different types and shapes.
In order to achieve the purpose, the invention provides the following technical scheme:
the invention provides a manufacturing mold of liquid-state pellets, which comprises a first module and a second module, wherein the surface of the first module is provided with at least one first molding cavity, and the surface of the second module is provided with at least one second molding cavity; and the first module and the second module are combined, the first molding cavity and the second molding cavity enclose a molding space, and the shape of the molding space is matched with that of the liquid state bead pill.
In the technical scheme, when the shape of the liquid bead pill needs to be changed, the shapes of the first forming cavity and the second forming cavity are only required to be changed, so that the shape of the forming space is adapted to the shape of the liquid bead pill to be manufactured, and the manufacturing mold can be used for manufacturing liquid bead pills with various shapes and different types.
The invention also provides a method for manufacturing the liquid bead pill, the liquid bead pill comprises a liquid bead and a coating for wrapping the liquid bead, the manufacturing method uses the manufacturing mold, and the method for manufacturing the liquid bead pill comprises the following steps:
s1) forming a first wrapping layer on the inner surface of the first molding cavity and a second wrapping layer on the inner surface of the second molding cavity, the first and second wrapping layers being made of a curable material;
s2) immersing the first and second modules in a liquid, the liquid being the same as the material of the beads of the liquid bead pellets to be manufactured;
s3) the first module and the second module are combined, the first molding cavity and the second molding cavity enclose a molding space, the first coating layer and the second coating layer are fused to form a coating of the liquid bead pill, and liquid in the coating forms a liquid bead of the liquid bead pill;
s4) curing the coating.
In the technical scheme, a first wrapping layer and a second wrapping layer are formed in a first molding cavity and a second molding cavity, the first wrapping layer and the second wrapping layer are fused to form a coating of the liquid-state beaded pill, and the coating is solidified, so that the required liquid-state beaded pill can be manufactured.
Preferably, the step S4 includes:
and emitting rays to the first module and the second module, wherein the rays penetrate through the first module and the second module to irradiate the coating, so that the coating is subjected to photocuring.
In the technical scheme, the coating is cured in a photocuring mode, the curing effect is good, and the coating thickness is uniform.
Preferably, before the step S1, a step S0 is further included; the step S0 is:
forming a first release layer on the inner surface of the first molding cavity, forming a second release layer on the inner surface of the second molding cavity, wherein the first release layer and the second release layer are made of release agents;
the first wrapping layer in the step S1 is formed on the first release layer, and the second wrapping layer is formed on the second release layer.
In the technical scheme, the first release layer and the second release layer are arranged firstly, so that the coating can be smoothly separated from the first molding cavity or the second molding cavity after being cured.
Preferably, the step S0 includes the following steps:
s01) immersing the first module and the second module into the parting agents which are adsorbed on the inner surfaces of the first molding cavity and the second molding cavity;
s02) taking out the first module and the second module and drying, forming the first release layer on the inner surface of the first molding cavity, and forming the second release layer on the inner surface of the second molding cavity.
In this technical scheme, form first from type layer, second from the type layer through the mode of immersing, can make first from the type layer, the second is even from the thickness on type layer, and the coating effect is good.
Preferably, the step S0 includes the following steps:
spraying the release agent on the inner surfaces of the first molding cavity and the second molding cavity, forming the first release layer on the inner surface of the first molding cavity, and forming the second release layer on the inner surface of the second molding cavity.
In the technical scheme, the first release layer and the second release layer are formed in a spraying mode, the method is simple, the operation is convenient and fast, and the production efficiency is improved.
Preferably, the first wrapping layer in step S1 is directly formed on an inner surface of the first molding cavity, and the second wrapping layer is directly formed on an inner surface of the second molding cavity.
In this technical scheme, to some from the coating that the better material of type effect was made, also can not form from the type layer, directly form first wrapping layer, second wrapping layer on the internal surface of first molding cavity, second molding cavity, simplified the manufacturing step, improved production efficiency.
Preferably, the step S1 includes the following steps:
s11) immersing the first module and the second module into wrapping liquid, wherein the wrapping liquid is adsorbed on the inner surfaces of the first molding cavity and the second molding cavity, the first wrapping layer is formed on the inner surface of the first molding cavity, and the second wrapping layer is formed on the inner surface of the second molding cavity;
s12) removing the first and second modules from the coating liquid.
In this technical scheme, form first parcel, second parcel through the mode of soaking, can make the thickness of first parcel, second parcel even, coating effect is good.
Preferably, after the step S4, the method further includes a step S5:
separating the first mold block from the second mold block and removing the liquid beads in the first mold cavity or the second mold cavity.
In the technical scheme, after the coating is cured, the first module and the second module are separated, and then the liquid beads inside the first module and the second module can be taken out.
Preferably, the first wrapping layer and the second wrapping layer are made of resin.
In the technical scheme, the resin can be softened after being heated, the resin has a flowing tendency under the action of external force during softening, the resin is solid at normal temperature, and the resin is a material very suitable for preparing a coating.
On the basis of the common knowledge in the field, the above preferred conditions can be combined randomly to obtain the preferred embodiments of the invention.
The positive progress effects of the invention are as follows:
according to the manufacturing die and the manufacturing method of the liquid-state bead, the shape of the liquid-state bead is restrained by the forming cavity of the die, the liquid-state beads in various shapes and different types can be manufactured, the application range is wide, the manufacturing steps are simple, and the production efficiency is high.
Drawings
FIG. 1 is a schematic view of a liquid bead manufactured according to the present invention.
FIG. 2 is a schematic structural diagram of a mold for manufacturing liquid beads according to the present invention.
FIG. 3 is a schematic step diagram of a method for manufacturing liquid beads according to the present invention.
Fig. 4 is a schematic view of step S0 of the method for manufacturing liquid beads shown in fig. 3.
Fig. 5 is a schematic view of step S1 of the method for manufacturing liquid beads shown in fig. 3.
FIG. 6 is a schematic view of steps S2 to S4 of the method for producing liquid beads shown in FIG. 3.
Fig. 7 is a schematic view of step S5 of the method for manufacturing liquid beads shown in fig. 3.
Description of the reference numerals
Liquid bead pill 100, coating 101, liquid bead 102; a manufacturing mold 200, a first mold block 201, a second mold block 202, a first molding cavity 203, a second molding cavity 204; a first release layer 301, a second release layer 302; a first wrapping layer 401, a second wrapping layer 402; a radiation generator 500.
Detailed Description
The present invention is further described in the following description with reference to specific embodiments and the accompanying drawings, wherein the details are set forth in order to provide a thorough understanding of the present invention, but it is apparent that the present invention can be embodied in many other forms different from those described herein, and it will be readily appreciated by those skilled in the art that the present invention can be implemented in many different forms without departing from the spirit and scope of the invention.
As shown in fig. 1, the liquid bead pill 100 includes a liquid bead 102 and a coating 101 covering the liquid bead 102, and the liquid bead pill 100 is formed by a manufacturing mold 200 as shown in fig. 2. The manufacturing mold 200 comprises a first mold block 201 and a second mold block 202, wherein a first molding cavity 203 is formed in the surface of the first mold block 201, and a second molding cavity 204 is formed in the surface of the second mold block 202; the first module 201 and the second module 202 are combined, and a molding space is defined by the first molding cavity 203 and the second molding cavity 204, and the shape of the molding space is adapted to the shape of the liquid state bead pill 100.
Using the manufacturing mold 200, various shapes and types of liquid pellets 100 can be manufactured. When the shape of the liquid-state bead pill 100 needs to be changed, it is only necessary to change the shapes of the first molding cavity 203 and the second molding cavity 204 so that the shape of the molding space is adapted to the shape of the liquid-state bead pill 100 to be manufactured.
The first module 201 and the second module 202 may be symmetrically disposed for convenience of installation and manufacture. Meanwhile, the number of the first molding cavities 203 is plural, the number of the second molding cavities 204 is plural, and the positions of the first molding cavities 203 and the second molding cavities 204 correspond to each other. Thus, a plurality of liquid beads 100 can be manufactured at one time, and the production efficiency can be improved.
A method of manufacturing the liquid beads 100 using the manufacturing mold 200 is shown in fig. 3. The manufacturing method comprises the following steps:
s0) forming a first release layer 301 on the inner surface of the first molding cavity 203, and forming a second release layer 302 on the inner surface of the second molding cavity 204, the first release layer 301 and the second release layer 302 being made of a release agent, as shown in fig. 4;
s1) forming a first wrapping layer 401 on the first release layer 301 and a second wrapping layer 402 on the second release layer 302, the first wrapping layer 401 and the second wrapping layer 402 being made of a curable material, as shown in fig. 5;
s2) immersing the first and second modules 201, 202 in a liquid of the same material as the beads 102 of the liquid bead pellets 100 to be manufactured, as shown in fig. 6;
s3), the first module 201 and the second module 202 are combined, the first molding cavity 203 and the second molding cavity 204 enclose a molding space, the first coating layer 401 and the second coating layer 402 are fused to form the coating 101 of the liquid bead pill 100, and the liquid in the coating 101 forms the liquid bead 102 of the liquid bead pill 100, as shown in fig. 6;
s4) curing the coating 101, as shown in fig. 6;
s5) and removing the liquid pellets 100 in the first molding cavity 203 or the second molding cavity 204, as shown in fig. 7, by separating the first mold block 201 from the second mold block 202.
The first release layer 301 and the second release layer 302 enable the coating 101 to be smoothly separated from the first molding cavity 203 or the second molding cavity 204 after being cured. However, for some coatings 101 made of materials with better release effect, the first release layer 301 and the second release layer 302 may not be formed, and the first coating layer 401 and the second coating layer 402 may be directly formed on the inner surfaces of the first molding cavity 203 and the second molding cavity 204.
The first and second wrapping layers 401 and 402 are made of a curable material such as resin. The resin softens when exposed to heat and tends to flow under the action of external force, while being solid at room temperature, which is a very suitable material for making the coating 101.
The first release layer 301 and the second release layer 302 in step S0 are formed in two ways, and the first forming way includes the following steps:
s01) immersing the first and second modules 201 and 202 in a release agent, which is adsorbed on the inner surfaces of the first and second molding cavities 203 and 204;
s02), the first and second modules 201 and 202 are taken out and dried, and the first release layer 301 is formed on the inner surface of the first molding cavity 203 and the second release layer 302 is formed on the inner surface of the second molding cavity 204.
The second forming method of the first release layer 301 and the second release layer 302 in step S0 is as follows: the mold release agent is sprayed on the inner surfaces of the first mold cavity 203 and the second mold cavity 204, so that a first mold release layer 301 is formed on the inner surface of the first mold cavity 203, and a second mold release layer 302 is formed on the inner surface of the second mold cavity 204.
Both of the above two ways can achieve the function of coating the release agent on the inner surfaces of the first molding cavity 203 and the second molding cavity 204, and which way is used depends on the type of the release agent and the process requirements.
The forming manner of the first wrapping layer 401 and the second wrapping layer 402 in step S1 specifically includes the following steps:
s11) immersing the first module 201 and the second module 202 in a wrapping liquid, wherein the wrapping liquid is adsorbed on the inner surfaces of the first molding cavity 203 and the second molding cavity 204, the inner surface of the first molding cavity 203 forms a first wrapping layer 401, and the inner surface of the second molding cavity 204 forms a second wrapping layer 402;
s12) the first and second modules 201 and 202 are taken out of the coating liquid.
In this way, the coating liquid can be uniformly distributed on the inner surfaces of the first molding cavity 203 and the second molding cavity 204. Instead of using a soaking, a direct coating can be used, which way is used, depending on the type of coating liquid and the process requirements.
The thickness of the coating 101 is determined by the thickness of the first and second coating layers 401 and 402, and the thickness of the first and second coating layers 401 and 402 can be adjusted by controlling the consistency and temperature of the coating liquid.
The manner in which the coating 101 is cured in step S4 is shown in particular in fig. 6. The radiation generator 500 emits radiation to the first module 201 and the second module 202, and the radiation irradiates the coating 101 through the first module 201 and the second module 202, so that the coating 101 is photo-cured.
When the coating liquid is resin and the coating 101 is made of resin, the radiation may be ultraviolet rays. The resin is irradiated with ultraviolet rays to cure the coating 101.
In order to facilitate the photo-curing of the coating 101, the first module 201 and the second module 202 may also be made of a transparent material, so that the radiation can irradiate the coating 101 through the first module 201 and the second module 202.
Although the present invention has been disclosed in terms of the preferred embodiment, it is not intended to limit the invention, and variations and modifications may be made by one skilled in the art without departing from the spirit and scope of the invention. Any modification, equivalent change and modification of the above embodiments according to the technical essence of the present invention are within the scope of protection defined by the claims of the present invention, unless departing from the content of the technical solution of the present invention.

Claims (8)

1. A method for manufacturing a liquid bead pellet, said liquid bead pellet comprising a liquid bead and a coating surrounding said liquid bead, said manufacturing method using a manufacturing mold, characterized in that said manufacturing mold comprises a first mold block and a second mold block, the surface of said first mold block is provided with at least one first molding cavity, the surface of said second mold block is provided with at least one second molding cavity; the first module and the second module are combined, a molding space is defined by the first molding cavity and the second molding cavity, and the shape of the molding space is matched with that of the liquid-state pellets; the first release layer is formed on the inner surface of the first molding cavity, the second release layer is formed on the inner surface of the second molding cavity, and the first release layer and the second release layer are made of release agents;
the manufacturing method of the liquid bead pill comprises the following steps:
s1) forming a first wrapping layer on the first release layer, and forming a second wrapping layer on the second release layer, wherein the first wrapping layer and the second wrapping layer are made of curable materials;
s2) immersing the first and second modules in a liquid, the liquid being the same as the material of the beads of the liquid bead pellets to be manufactured;
s3) the first module and the second module are combined, a forming space is defined by the first forming cavity and the second forming cavity, the first wrapping layer and the second wrapping layer are fused to form a coating of the liquid bead pill, and liquid in the coating forms a liquid bead of the liquid bead pill;
s4) curing the coating.
2. The method for producing liquid beads according to claim 1, wherein said step S4 includes:
and emitting rays to the first module and the second module, wherein the rays penetrate through the first module and the second module to irradiate the coating, so that the coating is subjected to photocuring.
3. The method for producing liquid beads according to claim 1, wherein said first coating layer in step S1 is formed directly on the inner surface of said first molding cavity, and said second coating layer is formed directly on the inner surface of said second molding cavity.
4. A method for producing liquid beads according to claim 1,
the first release layer and the second release layer are formed by the following steps:
s01) immersing the first module and the second module into the parting agent, wherein the parting agent is adsorbed on the inner surfaces of the first molding cavity and the second molding cavity;
s02) taking out the first module and the second module and drying, forming the first release layer on the inner surface of the first molding cavity, and forming the second release layer on the inner surface of the second molding cavity.
5. A method for producing liquid beads according to claim 1,
the first release layer and the second release layer are formed by the following steps:
spraying the release agent on the inner surfaces of the first molding cavity and the second molding cavity, forming the first release layer on the inner surface of the first molding cavity, and forming the second release layer on the inner surface of the second molding cavity.
6. The method for producing liquid beads according to any one of claims 1 to 5, wherein said step S1 includes the steps of:
s11) immersing the first module and the second module into wrapping liquid, wherein the wrapping liquid is adsorbed on the inner surfaces of the first molding cavity and the second molding cavity, the first wrapping layer is formed on the inner surface of the first molding cavity, and the second wrapping layer is formed on the inner surface of the second molding cavity;
s12) removing the first and second modules from the coating liquid.
7. The method for manufacturing liquid beads according to claim 1, further comprising, after said step S4, a step S5:
and separating the first module from the second module, and taking out the liquid pellets in the first molding cavity or the second molding cavity.
8. A method for producing liquid beads according to claim 1, wherein: the first wrapping layer and the second wrapping layer are made of resin.
CN201811465554.3A 2018-12-03 2018-12-03 Method for preparing liquid bead pill Expired - Fee Related CN111251521B (en)

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CN111251521B true CN111251521B (en) 2022-07-22

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