CN104210049A - Empty capsule demolding process - Google Patents
Empty capsule demolding process Download PDFInfo
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- CN104210049A CN104210049A CN201410323995.5A CN201410323995A CN104210049A CN 104210049 A CN104210049 A CN 104210049A CN 201410323995 A CN201410323995 A CN 201410323995A CN 104210049 A CN104210049 A CN 104210049A
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Abstract
The invention is suitable for the technical field of capsule production, and discloses an empty capsule demolding process. The empty capsule demolding process comprises the steps of production of molds, mixing of production raw materials, melting of the raw materials, oil coating of mold needles, glue coating of the mold needles, airing of the mold needles and demolding; the molds comprise the mold needles of stainless steel materials and templates of the stainless steel materials; and the mold needles are mounted on the templates in a riveting connection manner. The empty capsule demolding process, provided by the invention, is simple in steps; according to the physical characteristics of the stainless steel mold needles and the component features of empty capsules, the empty capsule demolding process specifically improves the taper of the mold needles, the matching of the raw materials, the melting temperature of the raw materials, the oiling type of the mold needles and the drying of the empty capsules, so that the empty capsules can be easily demolded from the mold needles, high yield of produced products is guaranteed, damaged products are prevented from being mingled in finished products in demolding to cause the sorting difficulty of unqualified products in the production process, and the improvement of comprehensive performance and market competitiveness of the empty capsules is facilitated.
Description
[technical field]
The present invention relates to the technical field of capsule manufacture, particularly a kind of Capsules releasing process.
[background technology]
Capsules is the major auxiliary burden of drug capsules preparation, the annual medicinal hollow capsule needed in the whole nation is more than 1,200 hundred million, wherein produced by " turnover panel line " equipment and technology for nearly 80,000,000,000, in processing technology, mostly use the copper mold needle mould tool processing capsule of chromium plating.
In the die manufacture of chromium plating copper mold pin, need to use sexavalence chromic salts as electrolysis raw material during plating, electroplating 10,000 copper mold pins needs the sexavalence chromic salts with 1 kilogram to prepare electrolyte, one set of die has 12-14 ten thousand mould pins, electroplate a mould pin just to need to use 12-14 kilogram of chromic salts, can work the mischief to environment after plating terminates the rear remaining chromic salts discharging of waste liquid got off.
Use the Mould Machining production medicinal hollow capsule of copper core pin electrodeposited chromium, in process of production because copper core pin is different from the cold and hot coefficient of expansion of chromium electrodeposited coating, along with the alternately change repeatedly of cold and hot temperature in the process of producing capsule, copper core pin and chromium electrodeposited coating are also along with constantly to expand and shrinking, just lamination is there will be between copper core pin and chromium electrodeposited coating after long this gets off, when carrying out the demoulding, chromium electrodeposited coating is easy to be peeled off together along with Capsules and wear and tear, the inwall remaining in Capsules enters into medicine, last chromium electrodeposited coating can enter human body along with medicine, affect health, cause the potential safety hazard of medicine.
Capsules is produced with the mould of copper mold pin electrodeposited chromium, mould pin screw thread is connected with template, the length of mould pin screw thread process is difficult to completely the same, mould pin is arranged on after in template exists certain length error, the curl of screw thread also can cause mould pin in template, have certain vertical error, be easy in process of production occur that capsule wall and top became uneven, capsule grain weigh unequal, cause the dose error of medicine splendid attire large, the quality of medicine is unstable, affect the sales volume of product, the performance of enterprises is poor.
The mould of chromium plating copper mold pin needs to be loaded and unloaded in template by mould pin by manual, in cargo handling process, easily galled spots is caused to mould pin, leave scratch, affect the surface smoothness of mould pin, cause Capsules demoulding difficulty, also can leave cut on the inwall of capsule, affect the presentation quality of transparent capsule, the qualification rate of product is low.Artificial handling mould pin workload is large, technical requirement is high, time-consuming, and production cost is high.
[summary of the invention]
The object of the invention is to overcome above-mentioned the deficiencies in the prior art, a kind of Capsules releasing process is provided, chromium coating when it is intended to solve the Capsules demoulding of the prior art on mould pin easily peeled off or wear and tear, technical problem that the Capsules qualification rate of the became uneven at the capsule wall of Capsules and top, finished product is low.
For achieving the above object, the present invention proposes a kind of Capsules releasing process, comprise the following steps:
A) mould is made: be arranged in template by mould pin, obtain mould;
B) raw materials for production mixing: raw materials for production mix primarily of gelatin and titanium dioxide;
C) melting sources: adopt constant temperature charging tray, in constant temperature charging tray, raw materials for production are melted;
D) mould pin oiling: some pieces of templates are connected on a production line a long-chain, smears mould oil equably with the mould pin covered with paint or varnish in every block template;
E) glue is stained with by mould pin: template is followed production line and moved to above charging tray, and single form moves downward, and the mould above charging tray moves downward, and in the raw materials for production that the head of mould pin is immersed in constant temperature charging tray down, described module is kept certain height;
F) mould pin is air-dry: after the head of mould pin sticks liquid raw materials for production, template moves upward homing, then template is carried out air-dry in baking oven along with production line is moved into, the mould pin sticking raw materials for production is dried gradually in baking oven, and described raw materials for production are cemented on mould pin and form Capsules;
G) demoulding: the Capsules be cemented on mould pin moves to the front end of production line, module overturns, and makes the head of mould pin down, and then rub mould bar with the hands and rub with the hands de-by Capsules from the head of mould pin, shaping Capsules falls into output panel.
As preferably, in steps A) in, described mould comprises the mould pin of stainless steel and the template of stainless steel, and the mode that described mould pin adopts riveted to connect is arranged in template.
As preferably, the head of described mould pin is round end taper, and tapering is between 1:130 to 1:190.
As preferably, in step B) in, the mixing quality ratio of described gelatin and titanium dioxide is 10:1.
As preferably, in step C) in, described constant temperature charging tray adopts constant temperature water bath to control, and be provided with water stream channel in the bottom of described constant temperature charging tray and side, the temperature in described constant temperature charging tray controls at 46 DEG C ~ 52 DEG C.
As preferably, the side of described constant temperature charging tray is also provided with the contour delivery outlet of liquid level, and unnecessary raw materials for production are discharged at any time from the contour delivery outlet of described liquid level, the high liquid level (HLL) such as raw materials for production are remained in constant temperature charging tray.
As preferably, in step D) in, described mould oil is food-level white oil and soybean lecithin, and food-level white oil and soybean lecithin carry out used in combination according to mass ratio 1000:5 or 1000:10.
As preferably, in step F) in, the baking temperature of mould pin in baking oven sticking raw materials for production controls at 18 DEG C ~ 33 DEG C, the baking temperature of described baking oven progressively reduces from front portion to rear portion, the baking time of described module in whole baking oven controls at 50min ~ 70min, and the described moisture sticked in the raw materials for production of mould needle section controls not higher than 17%.
As preferably, in step G) in, during the demoulding, the temperature of mould pin controls at 19 DEG C ~ 23 DEG C.
Beneficial effect of the present invention: compared with prior art, a kind of Capsules releasing process provided by the invention, step is simple, according to the physical characteristic of stainless punching block pin and the composition feature of Capsules, the present invention is to the tapering of mould pin, the proportioning of raw material, the fusion temperature of raw material, the kind of mould pin oiling and the oven dry of Capsules improve targetedly, make Capsules can the light demoulding from mould pin, guarantee that the product produced has higher yield rate, the product damaged when the demoulding is avoided to be mixed in finished product, the situation of defective work go-on-go difficulty in production process is caused to occur, thus be beneficial to the combination property and the market competitiveness that improve Capsules.
Feature of the present invention and advantage will be described in detail by embodiment.
[detailed description of the invention]
For making the object, technical solutions and advantages of the present invention clearly understand, below by embodiment, the present invention is further elaborated.But should be appreciated that, specific embodiment described herein, only in order to explain the present invention, is not limited to scope of the present invention.In addition, in the following description, the description to known features and technology is eliminated, to avoid unnecessarily obscuring concept of the present invention.
First embodiment:
The first embodiment of the present invention provides a kind of Capsules releasing process, comprises the following steps:
A) mould is made: be arranged in template by mould pin, obtain mould.Mould comprises the mould pin of stainless steel and the template of stainless steel, and the mode that mould pin adopts riveted to connect is arranged in template.The head of mould pin is round end taper, and tapering is 1:130.The processing length of stainless punching block pin is consistent, and the length of mould pin in template is accurately consistent with perpendicularity.
B) raw materials for production mixing: raw materials for production mix primarily of gelatin and titanium dioxide.The mixing quality ratio of gelatin and titanium dioxide is 10:1.
C) melting sources: adopt constant temperature charging tray, in constant temperature charging tray, raw materials for production are melted.Constant temperature charging tray adopts constant temperature water bath to control, and be provided with water stream channel in the bottom of constant temperature charging tray and side, the current of constant temperature make raw materials for production melt in constant temperature charging tray, and obtain liquid raw materials for production, the temperature in constant temperature charging tray controls at 46 DEG C.
D) mould pin oiling: some pieces of templates are connected on a production line a long-chain, smears mould oil equably with the mould pin covered with paint or varnish in every block template.Mould oil is food-level white oil and soybean lecithin, and food-level white oil and soybean lecithin carry out used in combination according to mass ratio 1000:5.
E) glue is stained with by mould pin: template is followed production line and moved to above charging tray, and single form moves downward, and the mould above charging tray moves downward, and in the raw materials for production that the head of mould pin is immersed in constant temperature charging tray down, module is kept certain height.In the first embodiment of the present invention, in constant temperature charging tray, the liquid level of raw materials for production adopts contour control method, is provided with the contour delivery outlet of liquid level at the side opening of constant temperature charging tray.Wherein, the input quantity of liquid raw materials for production is greater than output quantity, and unnecessary raw materials for production are discharged at any time from the contour delivery outlet of liquid level, thus the high liquid level (HLL) such as raw materials for production are remained in constant temperature charging tray.
F) mould pin is air-dry: after the head of mould pin sticks liquid raw materials for production, and template moves upward homing, and then template is carried out air-dry in baking oven along with production line is moved into, and the mould pin sticking raw materials for production is dried gradually in baking oven.Baking temperature in baking oven controls at 30 DEG C, and the baking temperature of baking oven progressively reduces from front portion to rear portion, and the baking time of module in whole baking oven controls at 50min.Now, the moisture in raw materials for production is dried gradually, and moisture drops to 17% by 71%, and raw materials for production are cemented on mould pin and form Capsules.
G) demoulding: the Capsules be cemented on mould pin moves to the front end of production line, module overturns, and makes the head of mould pin down, and then rub mould bar with the hands and rub with the hands de-by Capsules from the head of mould pin, shaping Capsules falls into output panel.During the demoulding, the temperature of mould pin controls at 19 DEG C.
Second embodiment:
A) mould is made: be arranged in template by mould pin, obtain mould.Mould comprises the mould pin of stainless steel and the template of stainless steel, and the mode that mould pin adopts riveted to connect is arranged in template.The head of mould pin is round end taper, and tapering is 1:190.The processing length of stainless punching block pin is consistent, and the length of mould pin in template is accurately consistent with perpendicularity.
B) raw materials for production mixing: raw materials for production mix primarily of gelatin and titanium dioxide.The mixing quality ratio of gelatin and titanium dioxide is 10:1.
C) melting sources: adopt constant temperature charging tray, in constant temperature charging tray, raw materials for production are melted.Constant temperature charging tray adopts constant temperature water bath to control, and be provided with water stream channel in the bottom of constant temperature charging tray and side, the current of constant temperature make raw materials for production melt in constant temperature charging tray, and obtain liquid raw materials for production, the temperature in constant temperature charging tray controls at 52 DEG C.
D) mould pin oiling: some pieces of templates are connected on a production line a long-chain, smears mould oil equably with the mould pin covered with paint or varnish in every block template.Mould oil is food-level white oil and soybean lecithin, and food-level white oil and soybean lecithin carry out used in combination according to mass ratio 1000:10.
E) glue is stained with by mould pin: template is followed production line and moved to above charging tray, single form moves downward, mould above charging tray moves downward, in the raw materials for production that the head of mould pin is immersed in constant temperature charging tray down, module is kept certain height, and makes the head of mould pin keep the fixing degree of depth to complete whole mould pin and is stained with glue process.
F) mould pin is air-dry: after the head of mould pin sticks liquid raw materials for production, and template moves upward homing, and then template is carried out air-dry in baking oven along with production line is moved into, and the mould pin sticking raw materials for production is dried gradually in baking oven.Baking temperature in baking oven controls at 18 DEG C, and the baking temperature of baking oven progressively reduces from front portion to rear portion, and the baking time of module in whole baking oven controls at 70min.Now, the moisture in raw materials for production is dried gradually, and moisture drops to 17% by 71%, and raw materials for production are cemented on mould pin and form Capsules.
G) demoulding: the Capsules be cemented on mould pin moves to the front end of production line, module overturns, and makes the head of mould pin down, and then rub mould bar with the hands and rub with the hands de-by Capsules from the head of mould pin, shaping Capsules falls into output panel.Wherein, must guarantee that before the demoulding moisture of Capsules on mould pin is not higher than 17%, during the demoulding, the temperature of mould pin controls on 23 DEG C.
The present invention adopts stainless punching block pin to produce Capsules on " turnover panel line " equipment, without the need to electroplated heavy metals, does not pollute the environment, not residual in Capsules, harmless to human non-toxic, there is not potential safety hazard, can guarantee the security of Capsules preparation.Wherein, the mode that mould pin adopts riveted to connect is arranged on Stainless Molding Board, and its processing length is consistent, and the length of mould pin in template is accurately consistent with perpendicularity, and mould wire surface is smooth, and the Capsules smooth in appearance, the no marking that obtain, capsule wall thickness is even.And the long service life of stainless steel mould, makes to load and unload that the frequency of mould is low, terminal charges is few, thus reduces production cost, improves the utilization rate of production line.
In the releasing process of Capsules, according to the physical characteristic of stainless punching block pin and the composition feature of capsule, this technique controls targetedly to the air-dry of capsule on the proportioning of the tapering of mould pin, raw material, the fusion temperature of raw material, the kind of mould pin oiling and mould pin, makes Capsules can the smooth demoulding from mould pin.
Wherein, the fusion temperature of raw materials for production is controlled at 46 DEG C ~ 52 DEG C, the adhesion of raw materials for production can be kept, the curing rate of raw materials for production can be made again to accelerate, be convenient to Quick-forming.Baking temperature in baking oven controls at 18 DEG C ~ 33 DEG C, baking temperature in baking oven progressively reduces from front end to rear end, make Capsules and mould pin in the process of cooling air-drying, when the temperature of mould pin is the highest, the coefficient of expansion is maximum, Capsules completes oven dry on mould pin and setting; The setting of mould pin Capsules when cooling completes, and the adhesive force of Capsules on mould pin reduces relatively, is convenient to Capsules and departs from from mould pin.And adopt food-level white oil and soybean lecithin to be that mould oil use can when production temperature constantly changes, its physical and chemical performance is consistent, because mould oil can keep good buffer action between mould pin and capsule, therefore facilitate the Capsules demoulding further.
The foregoing is only preferred embodiment of the present invention, not in order to limit the present invention, all any amendments done within the spirit and principles in the present invention, equivalent replacement or improvement etc., all should be included within protection scope of the present invention.
Claims (9)
1. a Capsules releasing process, is characterized in that: comprise the following steps:
A) mould is made: be arranged in template by mould pin, obtain mould;
B) raw materials for production mixing: raw materials for production mix primarily of gelatin and titanium dioxide;
C) melting sources: adopt constant temperature charging tray, in constant temperature charging tray, raw materials for production are melted;
D) mould pin oiling: some pieces of templates are connected on a production line a long-chain, smears mould oil equably with the mould pin covered with paint or varnish in every block template;
E) glue is stained with by mould pin: template is followed production line and moved to above charging tray, and single form moves downward, and the mould above charging tray moves downward, and in the raw materials for production that the head of mould pin is immersed in constant temperature charging tray down, described module is kept certain height;
F) mould pin is air-dry: after the head of mould pin sticks liquid raw materials for production, template moves upward homing, then template is carried out air-dry in baking oven along with production line is moved into, the mould pin sticking raw materials for production is dried gradually in baking oven, and described raw materials for production are cemented on mould pin and form Capsules;
G) demoulding: the Capsules be cemented on mould pin moves to the front end of production line, module overturns, and makes the head of mould pin down, and then rub mould bar with the hands and rub with the hands de-by Capsules from the head of mould pin, shaping Capsules falls into output panel.
2. a kind of Capsules releasing process as claimed in claim 1, is characterized in that: in steps A) in, described mould comprises the mould pin of stainless steel and the template of stainless steel, and the mode that described mould pin adopts riveted to connect is arranged in template.
3. a kind of Capsules releasing process as claimed in claim 2, is characterized in that: the head of described mould pin is round end taper, and tapering is between 1:130 to 1:190.
4. a kind of Capsules releasing process as claimed in claim 1, is characterized in that: in step B) in, the mixing quality ratio of described gelatin and titanium dioxide is 10:1.
5. a kind of Capsules releasing process as claimed in claim 1, it is characterized in that: in step C) in, described constant temperature charging tray adopts constant temperature water bath to control, and be provided with water stream channel in the bottom of described constant temperature charging tray and side, the temperature in described constant temperature charging tray controls at 46 DEG C ~ 52 DEG C.
6. a kind of Capsules releasing process as claimed in claim 5, it is characterized in that: the side of described constant temperature charging tray is also provided with the contour delivery outlet of liquid level, unnecessary raw materials for production are discharged at any time from the contour delivery outlet of described liquid level, the high liquid level (HLL) such as raw materials for production are remained in constant temperature charging tray.
7. a kind of Capsules releasing process as claimed in claim 1, it is characterized in that: in step D) in, described mould oil is food-level white oil and soybean lecithin, and food-level white oil and soybean lecithin carry out used in combination according to mass ratio 1000:5 or 1000:10.
8. a kind of Capsules releasing process as claimed in claim 1, it is characterized in that: in step F) in, the baking temperature of mould pin in baking oven sticking raw materials for production controls at 18 DEG C ~ 33 DEG C, the baking temperature of described baking oven progressively reduces from front portion to rear portion, the baking time of described module in whole baking oven controls at 50min ~ 70min, and the described moisture sticked in the raw materials for production of mould needle section controls not higher than 17%.
9. a kind of Capsules releasing process as claimed in claim 1, is characterized in that: in step G) in, during the demoulding, the temperature of mould pin controls at 19 DEG C ~ 23 DEG C.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410323995.5A CN104210049A (en) | 2014-07-08 | 2014-07-08 | Empty capsule demolding process |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410323995.5A CN104210049A (en) | 2014-07-08 | 2014-07-08 | Empty capsule demolding process |
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| Publication Number | Publication Date |
|---|---|
| CN104210049A true CN104210049A (en) | 2014-12-17 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410323995.5A Pending CN104210049A (en) | 2014-07-08 | 2014-07-08 | Empty capsule demolding process |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104827611B (en) * | 2015-05-11 | 2017-01-25 | 江苏力凡胶囊有限公司 | Low-viscosity capsule mold release agent and preparation method thereof |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101278886A (en) * | 2008-05-14 | 2008-10-08 | 安徽黄山胶囊有限公司 | Special-type hollow capsule mold |
| CN103800302A (en) * | 2012-11-09 | 2014-05-21 | 九江昂泰胶囊有限公司 | Enteric-coated hollow capsule production process |
| CN103816051A (en) * | 2014-03-13 | 2014-05-28 | 玉溪益粒康胶囊科技有限公司 | Demolding process of capsule on stainless steel die needle of capsule production line |
-
2014
- 2014-07-08 CN CN201410323995.5A patent/CN104210049A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101278886A (en) * | 2008-05-14 | 2008-10-08 | 安徽黄山胶囊有限公司 | Special-type hollow capsule mold |
| CN103800302A (en) * | 2012-11-09 | 2014-05-21 | 九江昂泰胶囊有限公司 | Enteric-coated hollow capsule production process |
| CN103816051A (en) * | 2014-03-13 | 2014-05-28 | 玉溪益粒康胶囊科技有限公司 | Demolding process of capsule on stainless steel die needle of capsule production line |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104827611B (en) * | 2015-05-11 | 2017-01-25 | 江苏力凡胶囊有限公司 | Low-viscosity capsule mold release agent and preparation method thereof |
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Application publication date: 20141217 |