CN112622137A - Production process of PVC (polyvinyl chloride) coiled material floor - Google Patents
Production process of PVC (polyvinyl chloride) coiled material floor Download PDFInfo
- Publication number
- CN112622137A CN112622137A CN202011372465.1A CN202011372465A CN112622137A CN 112622137 A CN112622137 A CN 112622137A CN 202011372465 A CN202011372465 A CN 202011372465A CN 112622137 A CN112622137 A CN 112622137A
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- Prior art keywords
- coiled material
- preheating
- granular material
- production process
- calender
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Classifications
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- 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
- B29C43/00—Compression moulding, i.e. applying external pressure to flow the moulding material; Apparatus therefor
- B29C43/22—Compression moulding, i.e. applying external pressure to flow the moulding material; Apparatus therefor of articles of indefinite length
- B29C43/24—Calendering
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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
- B29B7/00—Mixing; Kneading
- B29B7/002—Methods
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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
- B29B9/00—Making granules
- B29B9/02—Making granules by dividing preformed material
- B29B9/06—Making granules by dividing preformed material in the form of filamentary material, e.g. combined with extrusion
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
- B29K2027/00—Use of polyvinylhalogenides or derivatives thereof as moulding material
- B29K2027/06—PVC, i.e. polyvinylchloride
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- 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
- B29L2007/00—Flat articles, e.g. films or sheets
- B29L2007/002—Panels; Plates; Sheets
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Casting Or Compression Moulding Of Plastics Or The Like (AREA)
- Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)
Abstract
A production process of a PVC (polyvinyl chloride) coiled material floor comprises the following steps: firstly, mixing powder raw materials, and granulating by a single-screw granulator to obtain granules A; secondly, cooling the granular material A and transporting the granular material A to a storage bag; thirdly, mixing the granular materials A with different colors in proportion, and feeding the mixture into a single-screw extruder for extrusion to obtain granular materials B with smaller particles; fourthly, scattering the granular material B on a cloth belt for preheating, attaching a release paper tape on the surface of the granular material B, entering a two-roller calender, and extruding a coiled material C; fifthly, preheating the coiled material C, then feeding the coiled material C into a drum calender, and molding and plasticizing to obtain D; sixthly, preheating the surface of the D, entering a calender for calendering again, and then cooling and shaping to obtain E; seventhly, stripping the cloth belt and the release paper tape on the surface E, and polishing and grinding the back surface E; eighthly, after cooling, trimming and rolling to obtain a finished product; the coiled material floor is more attractive, the selection space of consumers is increased, and the requirements of the consumers are met.
Description
Technical Field
The invention relates to the field of PVC (polyvinyl chloride) coiled material floors, in particular to a production process of a PVC coiled material floor.
Background
At present, most of coiled material floors in the market are single in pattern and color, and due to the fact that the coiled material floors are high in practicability, people are large and large in demand, but the single pattern and the single color cannot meet the demands of consumers, but the single pattern can only be produced by the existing production process, and the pattern cannot be changed to meet the demands of the consumers.
In the prior art, the production process of the PVC floor, which is named as 'PVC floor production process' with the patent number of 201410210093.0, comprises the following steps: (1) feeding the PVC material to a hot press; (2) heating the hot press to a process temperature, and keeping constant temperature and constant pressure; (3) carry the PVC floor to the cold press by automatic conveying device, the pressure cooling falls to room temperature, and this patent has stopped the energy resource consumption that the repeated heating cooling caused, and the energy saving is more than 60%, but this production technology only can produce the PVC coiled material floor of single design and flower type, can not satisfy the demand in market, so we now need a new technology to produce the different coiled material floors of flower type and satisfy consumer's demand.
Disclosure of Invention
The technical problem to be solved by the invention is as follows: the invention provides a production process of a PVC coiled material floor, aiming at solving the problem of single pattern and color in the prior art.
The technical scheme adopted by the invention for solving the technical problems is as follows: a production process of a PVC (polyvinyl chloride) coiled material floor comprises the following steps:
firstly, mixing powder raw materials, and granulating by a single-screw granulator to obtain granules A;
secondly, cooling the granular material A and transporting the granular material A to a storage bag;
thirdly, mixing the granular material A with different colors according to the proportion of two white parts and one other color part, and sending the mixture into a single-screw extruder for extrusion to obtain granular material B with smaller particles;
fourthly, scattering the granular material B on a cloth belt for preheating, attaching a release paper tape on the surface of the granular material B, entering a two-roller calender, and extruding a coiled material C;
fifthly, preheating the coiled material C, then feeding the coiled material C into a drum calender, and molding and plasticizing to obtain D;
sixthly, preheating the surface of the D, entering a calender for calendering again, and then cooling and shaping to obtain E;
seventhly, stripping the cloth belt and the release paper tape on the surface E, and polishing and grinding the back surface E;
and eighthly, after cooling, trimming and rolling to obtain a finished product.
Further, in the first step, the temperature of the single-screw granulator during granulation is 135-160 ℃, the rotating speed is 50r/min, and the length of the obtained granular material A is 7-9 cm; preferably, the temperature of the single-screw granulator is 150 ℃, and the length of the obtained particles A is 8 cm.
Further, in the third step, the temperature of the single-screw extruder is 140-165 ℃, the rotating speed is 25r/min, and the length of the obtained granular material B is 3-5 cm; preferably, the temperature of the single-screw extruder is 160 ℃, and the length of the obtained particles B is 4 cm.
Further, in the fourth step, the preheating temperature of the granular material B is 140-160 ℃; preferably, the preheating temperature is 150 ℃.
Further, in the fifth step, the preheating temperature of the coiled material C is 120-140 ℃, the temperature of the drum calender is 200-220 ℃, and the speed is 3.5 m/min; preferably, the temperature of preheating of the coil C is 140 ℃ and the temperature of the drum calender is 210 ℃.
Further, in the sixth step, the preheating temperature of the surface D is 155-175 ℃, and the pressure of a calender is 45 kg/cm; preferably, the temperature of the D surface preheating is 165 ℃.
The invention has the beneficial effects that:
according to the production process of the PVC coiled material floor, the powdery raw materials are extruded into granules and then are rolled into the coiled material by the rolling machine, and different patterns and designs can be rolled due to the mixing of the granular raw materials, so that the coiled material floor is more attractive, the selection space of consumers is increased, and the requirements of the consumers are met.
Drawings
The invention is further illustrated with reference to the following figures and examples.
FIG. 1 is a flow chart of the overall structure of the production process of the PVC coiled material floor.
Detailed Description
Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the accompanying drawings are illustrative only for the purpose of explaining the present invention, and are not to be construed as limiting the present invention.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "horizontal", "top", "inner", and the like, indicate orientations or positional relationships based on those shown in the drawings, are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed in a particular orientation, and be operated, and thus, should not be construed as limiting the present invention.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the term "connected" is to be interpreted broadly, e.g. as a fixed connection, a detachable connection, or an integral connection; can be mechanically or electrically connected; may be directly connected or indirectly connected through an intermediate. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Example 1
As shown in fig. 1, a production process of a PVC coiled material floor comprises the following steps:
firstly, mixing powder raw materials, and granulating by using a single-screw granulator, wherein the temperature of the single-screw granulator is 150 ℃, so that granules A are obtained, and the length of the obtained granules A is 8 cm;
secondly, cooling the granular material A and transporting the granular material A to a storage bag;
thirdly, mixing the granular material A with different colors according to the proportion of two white parts and one other color part, feeding the mixture into a single-screw extruder for extrusion, wherein the temperature of the single-screw extruder is 160 ℃, obtaining the granular material B with smaller particles, and obtaining the granular material B with the length of 4 cm;
fourthly, scattering the granular material B on a cloth belt for preheating, preheating to 150 ℃, meanwhile, attaching a release paper tape on the surface, entering a two-roller calender, and extruding a coiled material C;
fifthly, preheating the coiled material C, wherein the preheating temperature of the coiled material C is 140 ℃, entering a drum calender, the temperature of the drum calender is 210 ℃, and molding and plasticizing to obtain D;
sixthly, preheating the surface D to 165 ℃, cooling and sizing after entering a calender for secondary calendering, wherein the pressure of the calender is 45 kg/cm, and obtaining E;
seventhly, stripping the cloth belt and the release paper tape on the surface E, and polishing and grinding the back surface E;
and eighthly, after cooling, trimming and rolling to obtain a finished product.
More patterns can be obtained by extruding the granular material B through the mixed granular material A, and different patterns can be obtained by scattering the granular material B on the cloth belt, so that more PVC coiled material floors with different patterns and designs can be produced.
Example 2
As shown in fig. 1, a production process of a PVC coiled material floor comprises the following steps:
firstly, mixing powder raw materials, and granulating by using a single-screw granulator, wherein the temperature of the single-screw granulator is 160 ℃, so that granules A are obtained, and the length of the obtained granules A is 7 cm;
secondly, cooling the granular material A and transporting the granular material A to a storage bag;
thirdly, mixing the granular materials A with different colors in proportion, feeding the mixture into a single-screw extruder for extrusion, wherein the temperature of the single-screw extruder is 165 ℃, obtaining the granular materials B with smaller particles, and obtaining the granular materials B with the length of 5 cm;
fourthly, scattering the granular material B on a cloth belt for preheating, preheating to 160 ℃, meanwhile, attaching a release paper tape on the surface, entering a two-roller calender, and extruding a coiled material C;
fifthly, preheating the coiled material C, wherein the preheating temperature of the coiled material C is 130 ℃, entering a drum calender, the temperature of the drum calender is 210 ℃, and molding and plasticizing to obtain D;
sixthly, preheating the surface D to 170 ℃, cooling and sizing after entering a calender for secondary calendering, wherein the pressure of the calender is 45 kg/cm, and obtaining E;
seventhly, stripping the cloth belt and the release paper tape on the surface E, and polishing and grinding the back surface E;
and eighthly, after cooling, trimming and rolling to obtain a finished product.
The parts in the above examples are parts by mass.
In this specification, the schematic representations of the terms are not necessarily referring to the same embodiment. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments.
In light of the foregoing description of the preferred embodiment of the present invention, many modifications and variations will be apparent to those skilled in the art without departing from the spirit and scope of the invention. The technical scope of the present invention is not limited to the content of the specification, and must be determined according to the scope of the claims.
Claims (6)
1. The production process of the PVC coiled material floor is characterized by comprising the following steps:
firstly, mixing powder raw materials, and granulating by a single-screw granulator to obtain granules A;
secondly, cooling the granular material A and transporting the granular material A to a storage bag;
thirdly, mixing the granular material A with different colors according to the proportion of two white parts and one other color part, and sending the mixture into a single-screw extruder for extrusion to obtain granular material B with smaller particles;
fourthly, scattering the granular material B on a cloth belt for preheating, attaching a release paper tape on the surface of the granular material B, entering a two-roller calender, and extruding a coiled material C;
fifthly, preheating the coiled material C, then feeding the coiled material C into a drum calender, and molding and plasticizing to obtain D;
sixthly, preheating the surface of the D, entering a calender for calendering again, and then cooling and shaping to obtain E;
seventhly, stripping the cloth belt and the release paper tape on the surface E, and polishing and grinding the back surface E;
and eighthly, after cooling, trimming and rolling to obtain a finished product.
2. The PVC coiled material floor production process of claim 1, wherein in the first step, the temperature of a single-screw granulator during granulation is 135-160 ℃, the rotation speed is 50r/min, and the length of the obtained granular material A is 7-9 cm.
3. The PVC coiled material floor production process of claim 1, wherein in the third step, the temperature of the single-screw extruder is 140-165 ℃, the rotating speed is 25r/min, and the length of the obtained granular material B is 3-5 cm.
4. The PVC coiled material floor production process according to claim 1, wherein in the fourth step, the preheating temperature of the granular material B is 140-160 ℃.
5. The PVC coiled material floor production process of claim 1, wherein in the fifth step, the preheating temperature of the coiled material C is 120-140 ℃, the temperature of a drum calender is 200-220 ℃, and the speed is 3.5 m/min.
6. The PVC coiled material floor production process of claim 1, wherein in the sixth step, the temperature of preheating the surface D is 155-175 ℃, and the pressure of a calender is 45 kg/cm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011372465.1A CN112622137A (en) | 2020-11-30 | 2020-11-30 | Production process of PVC (polyvinyl chloride) coiled material floor |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011372465.1A CN112622137A (en) | 2020-11-30 | 2020-11-30 | Production process of PVC (polyvinyl chloride) coiled material floor |
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| Publication Number | Publication Date |
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| CN112622137A true CN112622137A (en) | 2021-04-09 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202011372465.1A Pending CN112622137A (en) | 2020-11-30 | 2020-11-30 | Production process of PVC (polyvinyl chloride) coiled material floor |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114347342A (en) * | 2021-12-31 | 2022-04-15 | 苏州苏福马机械有限公司 | Preparation method for pressing PVC (polyvinyl chloride) plastic or rubber particles into coiled material plate |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101614068A (en) * | 2009-07-21 | 2009-12-30 | 北京威廉顺塑胶制品有限公司 | PVC homogeneous penetrating coiled material floor and preparation method thereof and device |
| CN102850683A (en) * | 2011-06-29 | 2013-01-02 | 上海大巨龙蓬盖新材料有限公司 | PVC granular semi-permeable coiled floor, and its preparation method |
| CN106810789A (en) * | 2017-01-04 | 2017-06-09 | 浙江卡曼橡胶地板有限公司 | Electric conductivity PVC roll material floor and its production technology |
-
2020
- 2020-11-30 CN CN202011372465.1A patent/CN112622137A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101614068A (en) * | 2009-07-21 | 2009-12-30 | 北京威廉顺塑胶制品有限公司 | PVC homogeneous penetrating coiled material floor and preparation method thereof and device |
| CN102850683A (en) * | 2011-06-29 | 2013-01-02 | 上海大巨龙蓬盖新材料有限公司 | PVC granular semi-permeable coiled floor, and its preparation method |
| CN106810789A (en) * | 2017-01-04 | 2017-06-09 | 浙江卡曼橡胶地板有限公司 | Electric conductivity PVC roll material floor and its production technology |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114347342A (en) * | 2021-12-31 | 2022-04-15 | 苏州苏福马机械有限公司 | Preparation method for pressing PVC (polyvinyl chloride) plastic or rubber particles into coiled material plate |
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| CB02 | Change of applicant information |
Address after: 213000 West Industrial Park, Henglin Town, Wujin District, Changzhou City, Jiangsu Province Applicant after: Jiangsu fengshu New Material Technology Co.,Ltd. Address before: 213000 West Industrial Park, Henglin Town, Wujin District, Changzhou City, Jiangsu Province Applicant before: Jiangsu fengshu New Material Technology Co.,Ltd. |
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Application publication date: 20210409 |
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