CN111216267A - Production and processing method of drinking water tank - Google Patents
Production and processing method of drinking water tank Download PDFInfo
- Publication number
- CN111216267A CN111216267A CN201911256293.9A CN201911256293A CN111216267A CN 111216267 A CN111216267 A CN 111216267A CN 201911256293 A CN201911256293 A CN 201911256293A CN 111216267 A CN111216267 A CN 111216267A
- Authority
- CN
- China
- Prior art keywords
- ions
- drinking water
- water tank
- cooling
- bottle blank
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29B—PREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
- B29B13/00—Conditioning or physical treatment of the material to be shaped
- B29B13/06—Conditioning or physical treatment of the material to be shaped by drying
- B29B13/065—Conditioning or physical treatment of the material to be shaped by drying of powder or pellets
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29B—PREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
- B29B13/00—Conditioning or physical treatment of the material to be shaped
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C69/00—Combinations of shaping techniques not provided for in a single one of main groups B29C39/00 - B29C67/00, e.g. associations of moulding and joining techniques; Apparatus therefore
- B29C69/02—Combinations of shaping techniques not provided for in a single one of main groups B29C39/00 - B29C67/00, e.g. associations of moulding and joining techniques; Apparatus therefore of moulding techniques only
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29L—INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
- B29L2031/00—Other particular articles
- B29L2031/712—Containers; Packaging elements or accessories, Packages
- B29L2031/7154—Barrels, drums, tuns, vats
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Blow-Moulding Or Thermoforming Of Plastics Or The Like (AREA)
Abstract
The invention discloses a production and processing method of a drinking water tank, which comprises the following steps: cleaning PC ions to be processed; drying the PC ions; injecting PC ions into a bottle blank; performing drawing molding on the bottle blank; cooling the stretch-molded bottle blank to obtain a molded product, and further comprising the steps of inspecting, performing quality and safety inspection on the cooled molded product, printing and packaging, and performing trademark image-text printing on the surface of the molded product to form a printing layer; the label is attached to the printing layer; according to the method for manufacturing the drinking water tank, impurities in the PC ions are cleaned, so that the cleanness of the processed PC ions is guaranteed, and the influence on the quality of the drinking water tank caused by the impurities is avoided; the drying is carried out by combining low temperature and high temperature, so that the PC ions can be dried on one hand, and can be sterilized on the other hand, and the cooling pipe is adopted for cooling, so that the cooling is uniform; the cooling is not uniform, and the product quality is greatly improved.
Description
Technical Field
The invention relates to a production and processing method of a drinking water tank, and belongs to the technical field of drinking water tank processing.
Background
Along with the improvement of living standard, people also have higher and higher requirements on drinking water, a plurality of enterprises begin to produce a large amount of drinking water, the requirements on drinking water tanks for containing the drinking water are also greatly improved, and the quality of the existing drinking water tanks is easy to have some bad defective goods in the production process, so that the quality of products is reduced, and the sale of the products is influenced.
Disclosure of Invention
The invention aims to provide a production and processing method of a drinking water tank, which aims to overcome the defect of poor production quality of the drinking water tank in the prior art.
A production and processing method of a drinking water tank comprises the following steps:
cleaning PC ions to be processed;
drying the PC ions;
injecting PC ions into a bottle blank;
performing drawing molding on the bottle blank;
and cooling the stretch-molded bottle blank to obtain a molded product.
Preferably, the drying includes the steps of: drying PC ions at 60-80 deg.C for 2-2.5 hr, cooling to normal temperature, and drying at 80-120 deg.C for 1-2 hr.
Preferably, the injection molding time is 50-70 seconds and the temperature is 270-290 ℃.
Preferably, the method further comprises: and detecting the bottle blank, judging whether the bottle blank is complete, performing stretch molding if the bottle blank is complete, and performing injection molding again if the bottle blank is incomplete.
Preferably, the temperature of the bottle blank during plastic drawing is 100-150 ℃.
Preferably, the cooling is carried out continuously by adopting external cold liquid, and the cooling time is 0.3-0.4 hour.
Preferably, the method further comprises testing, quality and safety testing of the cooled molded article.
Preferably, the method of inspection comprises an air-blowing process, wherein the completed shape is subjected to a pressurized cycle of air-inflation, and the air pressure is flushed into the shape for 5-15 minutes, repeated 3-5 times.
Preferably, the air pressure is 20-30 Kpa.
Preferably, the method further comprises the steps of printing the package, and carrying out trademark image-text printing on the surface of the molded product to form a printing layer; the label is applied against the print layer.
Compared with the prior art, the invention has the following beneficial effects: according to the method for manufacturing the drinking water tank, impurities in the PC ions are cleaned, so that the cleanness of the processed PC ions is guaranteed, and the influence on the quality of the drinking water tank caused by the impurities is avoided; the drying is carried out by combining low temperature and high temperature, so that the PC ions can be dried on one hand, and can be sterilized on the other hand, and the cooling pipe is adopted for cooling, so that the cooling is uniform; uneven cooling can not be caused, and the quality of the product is greatly improved;
according to the invention, the production efficiency is improved, the manpower is saved, the production process is reduced and the product quality is improved by drying PC ions, injection molding into bottle blanks, heating and stretching and packaging for one-step forming.
Detailed Description
In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the invention easy to understand, the invention is further described with the specific embodiments.
Example 1: a method for producing and processing a drinking water tank,
the first step is as follows: cleaning PC ions to be processed, and cleaning impurities in the PC ions to ensure the cleanness of the processed PC ions and avoid the influence on the quality of the drinking water tank caused by the impurities;
the second step is that: drying the PC ions; drying PC ions at the temperature of about 60 ℃ for 2 hours, cooling to normal temperature, and drying at the high temperature of about 80 ℃ for 1 hour; after two times of drying, the PC ions can be dried and sterilized by combining low temperature and high temperature.
The third step: injecting PC ions into a bottle blank; the time for injection molding in the third step was 50 seconds, and the temperature was about 270 ℃; ensuring that PC ions can be subjected to injection molding at the temperature;
the fourth step: performing drawing molding on the bottle blank, and controlling the temperature of the bottle blank to be about 100 ℃ during drawing molding; when the bottle blank is subjected to stretch-draw molding, the bottle blank is easy to stretch out and draw back due to the temperature, and meanwhile, the temperature needs to be controlled to a certain degree, so that the bottle blank is prevented from being melted due to high temperature.
The fifth step: cooling the stretch-molded bottle blank to obtain a molded product, injecting cooling liquid into a cooling pipe by adopting an external cooling pipe, and continuously cooling the cooling liquid, wherein the cooling time is 0.3 hour; cooling by adopting a cooling pipe to ensure uniform cooling; the cooling is not uniform, and the product quality is unqualified.
And a sixth step: the method also comprises the steps of checking, namely, carrying out quality and safety check on the cooled molded product; pressurizing and circularly inflating the finished molded product, and flushing air pressure into the molded product for 5 minutes for 3 times, wherein the air pressure is 20 Kpa; in order to ensure the quality of the product, the inspection is performed before the product is delivered, and defective products are prevented from flowing into the market.
The seventh step: the method also comprises the steps of printing and packaging, and carrying out trademark image-text printing on the surface of the molded product to form a printing layer; the label is applied against the print layer.
In this embodiment, still include right the bottle embryo detects, judges whether the bottle embryo accords with completely, if complete, then draws and moulds, if incomplete, then moulds plastics again, stops the wastrel at the production source and flows out, guarantees product quality.
Example 2: a method for producing and processing a drinking water tank,
the first step is as follows: cleaning PC ions to be processed, and cleaning impurities in the PC ions to ensure the cleanness of the processed PC ions and avoid the influence on the quality of the drinking water tank caused by the impurities;
the second step is that: drying the PC ions; drying the PC ions at the temperature of about 70 ℃ for 2.25 hours, cooling to the normal temperature, and then drying at the high temperature of about 100 ℃ for 1.5 hours;
the third step: injecting PC ions into a bottle blank; the time for injection molding in the third step was 60 seconds, and the temperature was about 285 ℃; ensuring that PC ions can be injected at the temperature;
the fourth step: performing drawing molding on the bottle blank, and controlling the temperature of the bottle blank to be about 120 ℃ during drawing molding;
the fifth step: cooling the stretch-molded bottle blank to obtain a molded product, injecting cooling liquid into a cooling pipe by adopting an external cooling pipe, and continuously cooling the cooling liquid for 0.35 hour;
and a sixth step: the method also comprises the steps of checking, namely, carrying out quality and safety check on the cooled molded product; pressurizing and circularly inflating the finished molded product, and flushing air pressure into the molded product for 5 minutes for 4 times, wherein the air pressure is 25 Kpa;
the seventh step: the method also comprises the steps of printing and packaging, and carrying out trademark image-text printing on the surface of the molded product to form a printing layer; the label is applied against the print layer.
In this embodiment, still include right the bottle embryo detects, judges whether the bottle embryo accords with completely, if complete, then draws and moulds, if incomplete, then moulds plastics again, stops the wastrel at the production source and flows out, guarantees product quality.
Example 3: a method for producing and processing a drinking water tank,
the first step is as follows: cleaning PC ions to be processed, and cleaning impurities in the PC ions to ensure the cleanness of the processed PC ions and avoid the influence on the quality of the drinking water tank caused by the impurities;
the second step is that: drying the PC ions; drying the PC ions at the temperature of about 80 ℃ for 2.5 hours, cooling to the normal temperature, and drying at the high temperature of about 120 ℃ for 2 hours;
the third step: injecting PC ions into a bottle blank; the time for injection molding in the third step was 60 seconds and the temperature was about 290 ℃; ensuring that PC ions can be injected at the temperature;
the fourth step: performing drawing molding on the bottle blank, and controlling the temperature of the bottle blank to be about 150 ℃ during drawing molding;
the fifth step: cooling the stretch-molded bottle blank to obtain a molded product, injecting cooling liquid into a cooling pipe by adopting an external cooling pipe, and continuously cooling the cooling liquid for 0.4 hour;
and a sixth step: the method also comprises the steps of checking, namely, carrying out quality and safety check on the cooled molded product; pressurizing and circularly inflating the finished molded product, and flushing air pressure into the molded product for 5 minutes for 5 times, wherein the air pressure is 30 Kpa;
the seventh step: the method also comprises the steps of printing and packaging, and carrying out trademark image-text printing on the surface of the molded product to form a printing layer; the label is applied against the print layer.
In this embodiment, still include right the bottle embryo detects, judges whether the bottle embryo accords with completely, if complete, then draws and moulds, if incomplete, then moulds plastics again, stops the wastrel at the production source and flows out, guarantees product quality.
According to the method for manufacturing the drinking water tank, impurities in the PC ions are cleaned, so that the cleanness of the processed PC ions is guaranteed, and the influence on the quality of the drinking water tank caused by the impurities is avoided; the drying is carried out by combining low temperature and high temperature, so that the PC ions can be dried on one hand, and can be sterilized on the other hand, and the cooling pipe is adopted for cooling, so that the cooling is uniform; uneven cooling can not be caused, and the quality of the product is greatly improved;
according to the invention, the production efficiency is improved, the manpower is saved, the production process is reduced and the product quality is improved by drying PC ions, injection molding into bottle blanks, heating and stretching and packaging for one-step forming.
The above description is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, several modifications and variations can be made without departing from the technical principle of the present invention, and these modifications and variations should also be regarded as the protection scope of the present invention.
Claims (10)
1. A production and processing method of a drinking water tank is characterized by comprising the following steps:
cleaning PC ions to be processed;
drying the PC ions;
injecting PC ions into a bottle blank;
performing drawing molding on the bottle blank;
and cooling the stretch-molded bottle blank to obtain a molded product.
2. The method for producing and processing the drinking water tank of claim 1, wherein the drying comprises the following steps: drying PC ions at 60-80 deg.C for 2-2.5 hr, cooling to normal temperature, and drying at 80-120 deg.C for 1-2 hr.
3. The method for producing and processing the drinking water tank as claimed in claim 1, characterized in that the injection molding time is 50-70 seconds and the temperature is 270-290 ℃.
4. The method of producing and processing drinking water tanks as claimed in claim 1, further comprising: and detecting the bottle blank, if the bottle blank is complete, performing stretch molding, and if the bottle blank is incomplete, performing injection molding again.
5. The method for producing and processing the drinking water tank as claimed in claim 1, wherein the temperature of the bottle blank during plastic drawing is 100-150 ℃.
6. The method for producing and processing the drinking water tank of claim 1, wherein the cooling is continuously carried out by external cold liquid, and the cooling time is 0.3-0.4 hour.
7. The method of claim 1, further comprising quality and safety inspection of the cooled molded product.
8. The method of claim 7, wherein the method of inspection includes a blow-through process in which the finished molded product is subjected to a pressurized cycle of air pressure for 3-5 cycles of 5-15 minutes into the molded product.
9. The method of claim 8, wherein the air pressure is 20-30 Kpa.
10. The method for producing and processing the drinking water tank as claimed in claim 1, further comprising printing a package, and printing trademark graphics on the surface of the model to form a printing layer; the label is applied against the print layer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911256293.9A CN111216267A (en) | 2019-12-10 | 2019-12-10 | Production and processing method of drinking water tank |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911256293.9A CN111216267A (en) | 2019-12-10 | 2019-12-10 | Production and processing method of drinking water tank |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111216267A true CN111216267A (en) | 2020-06-02 |
Family
ID=70825880
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911256293.9A Pending CN111216267A (en) | 2019-12-10 | 2019-12-10 | Production and processing method of drinking water tank |
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| Country | Link |
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| CN (1) | CN111216267A (en) |
Citations (6)
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|---|---|---|---|---|
| US6745492B1 (en) * | 1998-11-25 | 2004-06-08 | Schmalbach-Lubeca Ag | Process and installation for manufacturing a preform, implementing improved drying means, and plastic recipient obtained from the preform |
| CN1655919A (en) * | 2002-03-25 | 2005-08-17 | 拜尔材料科学股份公司 | plastic container with uniform wall thickness |
| CN101885234A (en) * | 2010-07-02 | 2010-11-17 | 郝恩政 | Hollow forming machine for injecting, drawing and blowing plastic by one-step method |
| CN102202853A (en) * | 2008-11-05 | 2011-09-28 | 三井-杜邦聚合化学株式会社 | Resin pellet cleaning method |
| CN102616431A (en) * | 2012-03-08 | 2012-08-01 | 施书芬 | Foldable drinking water bottle and manufacturing method thereof |
| CN207724626U (en) * | 2017-12-28 | 2018-08-14 | 华挺纳米科技（上海）有限公司 | It is a kind of integrate cleaning, dehumidifying, functions/drying plastics punishment in advance equipment |
-
2019
- 2019-12-10 CN CN201911256293.9A patent/CN111216267A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6745492B1 (en) * | 1998-11-25 | 2004-06-08 | Schmalbach-Lubeca Ag | Process and installation for manufacturing a preform, implementing improved drying means, and plastic recipient obtained from the preform |
| CN1655919A (en) * | 2002-03-25 | 2005-08-17 | 拜尔材料科学股份公司 | plastic container with uniform wall thickness |
| CN102202853A (en) * | 2008-11-05 | 2011-09-28 | 三井-杜邦聚合化学株式会社 | Resin pellet cleaning method |
| CN101885234A (en) * | 2010-07-02 | 2010-11-17 | 郝恩政 | Hollow forming machine for injecting, drawing and blowing plastic by one-step method |
| CN102616431A (en) * | 2012-03-08 | 2012-08-01 | 施书芬 | Foldable drinking water bottle and manufacturing method thereof |
| CN207724626U (en) * | 2017-12-28 | 2018-08-14 | 华挺纳米科技（上海）有限公司 | It is a kind of integrate cleaning, dehumidifying, functions/drying plastics punishment in advance equipment |
Non-Patent Citations (1)
| Title |
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| 吴粤燊主编: "《压力容器安全技术手册》", 31 March 1999, 机械工业出版社 * |
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Application publication date: 20200602 |