CN111016201A - Production line and production method of gold-plastic composite board - Google Patents
Production line and production method of gold-plastic composite board Download PDFInfo
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- CN111016201A CN111016201A CN201911149691.0A CN201911149691A CN111016201A CN 111016201 A CN111016201 A CN 111016201A CN 201911149691 A CN201911149691 A CN 201911149691A CN 111016201 A CN111016201 A CN 111016201A
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- machine
- gold
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- composite board
- board
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- 239000002131 composite material Substances 0.000 title claims abstract description 59
- 229920003023 plastic Polymers 0.000 title claims abstract description 50
- 239000004033 plastic Substances 0.000 title claims abstract description 50
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 49
- 238000010438 heat treatment Methods 0.000 claims abstract description 58
- 239000002184 metal Substances 0.000 claims abstract description 51
- 229910052751 metal Inorganic materials 0.000 claims abstract description 51
- 238000013329 compounding Methods 0.000 claims abstract description 33
- 238000005187 foaming Methods 0.000 claims abstract description 33
- 239000004831 Hot glue Substances 0.000 claims abstract description 25
- 239000011248 coating agent Substances 0.000 claims description 62
- 238000000576 coating method Methods 0.000 claims description 62
- 239000003292 glue Substances 0.000 claims description 59
- 229920000915 polyvinyl chloride Polymers 0.000 claims description 50
- 239000004800 polyvinyl chloride Substances 0.000 claims description 50
- 239000004814 polyurethane Substances 0.000 claims description 48
- 150000001875 compounds Chemical class 0.000 claims description 44
- 238000005520 cutting process Methods 0.000 claims description 43
- 229910000831 Steel Inorganic materials 0.000 claims description 36
- 239000010959 steel Substances 0.000 claims description 36
- 238000004804 winding Methods 0.000 claims description 35
- 239000002994 raw material Substances 0.000 claims description 32
- 229920002635 polyurethane Polymers 0.000 claims description 25
- 229920001971 elastomer Polymers 0.000 claims description 23
- 238000000034 method Methods 0.000 claims description 22
- 238000001816 cooling Methods 0.000 claims description 20
- 230000008569 process Effects 0.000 claims description 17
- 239000010931 gold Substances 0.000 claims description 14
- 229910052737 gold Inorganic materials 0.000 claims description 14
- 238000004026 adhesive bonding Methods 0.000 claims description 13
- 238000010030 laminating Methods 0.000 claims description 11
- 230000009471 action Effects 0.000 claims description 10
- 239000006260 foam Substances 0.000 claims description 10
- 239000000463 material Substances 0.000 claims description 9
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 7
- 238000002156 mixing Methods 0.000 claims description 6
- 238000003756 stirring Methods 0.000 claims description 6
- 238000001125 extrusion Methods 0.000 claims description 5
- 230000001681 protective effect Effects 0.000 claims description 5
- 239000000498 cooling water Substances 0.000 claims description 3
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 claims 1
- -1 includes blendor Substances 0.000 claims 1
- 238000011068 loading method Methods 0.000 claims 1
- 238000005265 energy consumption Methods 0.000 abstract description 4
- 230000005540 biological transmission Effects 0.000 description 9
- 230000008602 contraction Effects 0.000 description 5
- 239000010720 hydraulic oil Substances 0.000 description 5
- 230000004048 modification Effects 0.000 description 4
- 238000012986 modification Methods 0.000 description 4
- 238000004513 sizing Methods 0.000 description 4
- 230000002457 bidirectional effect Effects 0.000 description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 230000005484 gravity Effects 0.000 description 2
- 238000002844 melting Methods 0.000 description 2
- 230000008018 melting Effects 0.000 description 2
- 238000000465 moulding Methods 0.000 description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 239000012943 hotmelt Substances 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 229920000642 polymer Polymers 0.000 description 1
- 239000011148 porous material Substances 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 238000007665 sagging Methods 0.000 description 1
- 238000009966 trimming Methods 0.000 description 1
Images
Classifications
-
- 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
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/03—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor characterised by the shape of the extruded material at extrusion
- B29C48/07—Flat, e.g. panels
-
- 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
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/001—Combinations of extrusion moulding with other shaping operations
- B29C48/0012—Combinations of extrusion moulding with other shaping operations combined with shaping by internal pressure generated in the material, e.g. foaming
-
- 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
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/001—Combinations of extrusion moulding with other shaping operations
- B29C48/0021—Combinations of extrusion moulding with other shaping operations combined with joining, lining or laminating
-
- 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
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/25—Component parts, details or accessories; Auxiliary operations
- B29C48/88—Thermal treatment of the stream of extruded material, e.g. cooling
- B29C48/885—External treatment, e.g. by using air rings for cooling tubular films
-
- 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
- B29C65/00—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor
- B29C65/48—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor using adhesives, i.e. using supplementary joining material; solvent bonding
- B29C65/4805—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor using adhesives, i.e. using supplementary joining material; solvent bonding characterised by the type of adhesives
- B29C65/481—Non-reactive adhesives, e.g. physically hardening adhesives
- B29C65/4815—Hot melt adhesives, e.g. thermoplastic adhesives
-
- 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
- B29C65/00—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor
- B29C65/48—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor using adhesives, i.e. using supplementary joining material; solvent bonding
- B29C65/52—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor using adhesives, i.e. using supplementary joining material; solvent bonding characterised by the way of applying the adhesive
-
- 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
- B29C66/00—General aspects of processes or apparatus for joining preformed parts
- B29C66/40—General aspects of joining substantially flat articles, e.g. plates, sheets or web-like materials; Making flat seams in tubular or hollow articles; Joining single elements to substantially flat surfaces
- B29C66/41—Joining substantially flat articles ; Making flat seams in tubular or hollow articles
- B29C66/45—Joining of substantially the whole surface of the articles
-
- 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
-
- 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
- B29L2009/00—Layered products
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Extrusion Moulding Of Plastics Or The Like (AREA)
Abstract
The embodiment of the invention discloses a production line and a production method of a gold-plastic composite board, and relates to the technical field of metal and plastic composite. The production line and the production method are both produced mechanically, and the degree of mechanization is high; the PVC foaming plate and the metal sheet can be formed by compounding only by keeping the temperature of the PUR hot melt adhesive or heating the PUR hot melt adhesive to 140 ℃, so that the energy consumption is reduced.
Description
Technical Field
The embodiment of the invention relates to the technical field of metal and plastic composite, in particular to a production line and a production method of a gold-plastic composite board.
Background
At present, two types of metal and plastic composite board production equipment are available in the market, one type is a single-side coating machine, the equipment cannot produce PVC boards and only can carry out single-side compounding, and the mechanization degree is low; the other is an aluminum-plastic composite board production line, PE plastic is used, a solid-state high-polymer hot-melt film is adopted to be compounded at a high temperature of 220 ℃, and the equipment has high energy consumption and complex operation.
Disclosure of Invention
Therefore, the embodiment of the invention provides a production line and a production method of a gold-plastic composite board, and aims to solve the problems of high energy consumption and low mechanization degree in the prior art.
In order to achieve the above object, the embodiments of the present invention provide the following technical solutions:
according to the first aspect of the embodiment of the invention, the production line of the gold-plastic composite board comprises a mixer, a feeding machine, an extruder, a machine head, a forming machine, a compound machine and a transverse cutting machine which are sequentially connected in a working procedure, and further comprises a winding and unwinding machine and a glue coating machine, wherein the winding and unwinding machine, the glue coating machine and the compound machine are sequentially connected in a working procedure, the winding and unwinding machine and the glue coating machine are respectively provided with two winding and unwinding machines, the two winding and unwinding machines are respectively arranged on the upper side and the lower side of the compound machine, the two glue coating machines are respectively arranged on the upper side and the lower side of the compound machine, the winding and unwinding machine on the same side is used for conveying metal sheets to the glue coating machine on the same side, and the glue coating machine is used for uniformly.
Further, the glue coating machine includes coating machine frame, heating steel roller, polyurethane elasticity rubber roll and heating scraper, the both ends pin joint of heating steel roller in the coating machine frame, the both ends pin joint of polyurethane elasticity rubber roll in the coating machine frame, the heating steel roller with polyurethane elasticity rubber roll parallel arrangement, just the heating steel roller with be equipped with the clearance that is used for wearing the area between the polyurethane elasticity rubber roll, be equipped with the reticulation that is formed by evenly distributed's micropore on the periphery of heating steel roller, the heating scraper is fixed in the coating machine frame, the cutting part of heating scraper with the periphery contact of heating steel roller, just the cutting part of heating scraper with heating steel roller parallel arrangement, the heating scraper with the periphery of heating steel roller forms the contained angle space of V font.
Further, receive and release the machine of unreeling and draw together symmetry frame, connecting axle and harmomegathus dish, the symmetry frame includes base and support arm, the support arm is equipped with two, two the support arm interval set up in on the base, every rotatable setting one on the support arm the connecting axle, two the axis extension line of connecting axle coincides mutually, harmomegathus dish is fixed in the tip of connecting axle, just harmomegathus dish is located two between the support arm.
Further, the production line also comprises a water cooling machine, the water cooling machine is connected with the forming machine in a working procedure, and the water cooling machine is used for providing cooling water for the forming machine.
Furthermore, the production line also comprises two tractors, wherein one tractor is arranged between the forming machine and the compound machine, and the other tractor is arranged between the compound machine and the transverse cutting machine.
Further, the production line still includes the sizing cutting device, the sizing cutting device set up in between compounding machine and the crosscut machine, the sizing cutting device is used for carrying out the sizing to the golden plastic composite board that comes out from the compounding machine and cuts.
Further, the production line still includes two-sided laminating machine, two-sided laminating machine set up in between compounding machine and the crosscut machine, two-sided laminating machine is used for pasting the protection film in the both sides of gold-plastic composite panel.
Further, the production line further comprises a plate stacking manipulator, the plate stacking manipulator is arranged at the tail of the process of the transverse cutting machine, and the plate stacking manipulator is used for stacking the gold-plastic composite plates cut off by the transverse cutting machine.
According to a second aspect of the embodiments of the present invention, a method for producing a gold-plastic composite board comprises the following steps;
step S1, mixing materials; adding the PVC mixed raw material into a mixer, mixing and stirring the mixed raw material in the mixer, setting the temperature in the mixer to be 100-110 ℃, stirring for 10-15 minutes, and then cooling the mixed raw material to normal temperature;
step S2, feeding; feeding the mixed raw materials in the mixer into an extruder through a feeding machine;
step S3, extruding; heating the mixed raw materials in an extruder to 180-200 ℃, extruding the heated mixed raw materials from a discharge port of the extruder and feeding the extruded mixed raw materials into a machine head, wherein the mixed raw materials form a plate in the machine head, the thickness of the plate is 3-20mm, and the mixed raw materials are extruded from an outlet of the machine head;
step S4, cooling and forming; extruding the plate from a machine head, feeding the extruded plate into a forming machine, wherein the temperature in the forming machine is 10-20 ℃, rapidly cooling and forming the plate in the forming machine to form a PVC foaming plate, and forming a layer of plastic crust on the surface of the PVC foaming plate after cooling and shrinking, wherein the crust thickness is 5-15 mu m, the hardness is 40-80HA, and the density is 0.4-0.8g/cm3；
Step S5, gluing; erecting a metal sheet reel on a winding and unwinding machine, feeding the metal sheet into a glue coating machine, uniformly coating 110-140 ℃ PUR hot melt adhesive on one side surface, close to a PVC (polyvinyl chloride) foaming plate, of the metal sheet, wherein the winding and unwinding machine and the glue coating machine are respectively provided with two winding and unwinding machines which are respectively arranged on the upper side and the lower side of the compound machine, and the two glue coating machines are respectively arranged on the upper side and the lower side of the compound machine;
step S6, synchronously feeding the materials into a compound machine for compounding; synchronously feeding the metal sheet after gluing and the PVC foaming plate formed by cooling into a compound machine, wherein the metal sheet after gluing by the two glue coating machines is respectively positioned at the upper side and the lower side of the PVC foaming plate, and the side of the metal sheet coated with the PUR hot melt adhesive faces the PVC foaming plate; the PVC foaming plate and the metal sheet are compounded and molded under the action of the PUR hot melt adhesive and the extrusion force of the compounding machine to form a gold-plastic composite plate;
step S7, fixing width and cutting; the formed gold-plastic composite board is subjected to width fixing and cutting through a width fixing and cutting device;
step S8, double-sided film pasting; sticking protective films on two sides of the gold-plastic composite board cut to the fixed width by using a double-sided laminating machine;
step S9, crosscutting; transversely cutting the gold-plastic composite board with the films pasted on the two sides by using a transverse cutting machine to form a gold-plastic composite board with a certain length;
step S10, stacking; and stacking the transversely cut gold-plastic composite boards by using a board stacking manipulator.
Furthermore, a tractor is respectively arranged before and after the compounding process of the compound machine, the tractor positioned before the compounding process of the compound machine is used for drawing the PVC foam board and sending the PVC foam board into the compound machine, and the tractor positioned after the compounding process of the compound machine is used for drawing the gold-plastic composite board.
The embodiment of the invention has the following advantages:
according to the production line provided by the embodiment of the invention, the production processes are all mechanical production, and the degree of mechanization is high; the melting point of the PUR hot melt adhesive is 110-140 ℃, the molten PUR hot melt adhesive is coated on the metal sheet, the metal sheet is bonded with the PVC foaming plate by the PUR hot melt adhesive, the PVC foaming plate and the metal sheet are compounded and formed under the extrusion action of a compounding roller of a compounding machine, the high-temperature compounding at 220 ℃ is not needed, the PUR hot melt adhesive is heated to 110-140 ℃ in a glue coating machine or is kept at 110-140 ℃, and 110-140 ℃ belongs to a low-energy-consumption compound production process in the field.
According to the production method provided by the embodiment of the invention, the temperature of the PUR hot melt adhesive is raised to 110-; in addition, the production method of the embodiment is produced by the winding and unwinding machine, the glue coating machine, the tractor and the compound machine in a coordinated manner under the action of the electric control system, and the degree of mechanization is high.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below. It should be apparent that the drawings in the following description are merely exemplary, and that other embodiments can be derived from the drawings provided by those of ordinary skill in the art without inventive effort.
The structures, ratios, sizes, and the like shown in the present specification are only used for matching with the contents disclosed in the specification, so that those skilled in the art can understand and read the present invention, and do not limit the conditions for implementing the present invention, so that the present invention has no technical significance, and any structural modifications, changes in the ratio relationship, or adjustments of the sizes, without affecting the functions and purposes of the present invention, should still fall within the scope covered by the contents disclosed in the present invention.
Fig. 1 is a schematic view of a production line of a gold-plastic composite board according to embodiment 1 of the present invention;
FIG. 2 is a schematic view showing the connection relationship among the tractor, the compound machine, the fixed-width cutting device, the double-sided film laminating machine, the winding and unwinding machine and the glue coating machine in FIG. 1;
fig. 3 is a schematic structural view of the winding and unwinding machine in fig. 1 or 2;
FIG. 4 is a schematic view of a glue applicator on the upper side of the compound machine shown in FIG. 1 or 2;
FIG. 5 is a schematic view of a glue applicator located at the lower side of the compound machine in FIG. 1 or 2;
fig. 6 is a flowchart of a method for producing a gold-plastic composite board according to embodiment 2 of the present invention.
In the figure: 1-extruder, 2-head, 3-forming machine, 4-cooling carrier roller, 5-tractor, 6-compounding machine, 7-fixed width cutting device, 8-double-sided laminating machine, 9-transverse cutting machine, 10-winding and unwinding machine, 11-glue coating machine, 12-PVC foaming board, 13-metal sheet, 601-compounding roller, 1001-base, 1002-supporting arm, 1003-connecting shaft, 1004-expansion and shrinkage disc, 1005-hydraulic oil cylinder, 1006-gear box, 1007-motor, 1101-coating machine frame, 1102-heating steel roller, 1103-polyurethane elastic rubber roller, 1104-heating scraper and 1105-included angle space.
Detailed Description
The present invention is described in terms of particular embodiments, other advantages and features of the invention will become apparent to those skilled in the art from the following disclosure, and it is to be understood that the described embodiments are merely exemplary of the invention and that it is not intended to limit the invention to the particular embodiments disclosed. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In the present specification, the terms "upper", "lower", "left", "right", "middle", and the like are used for clarity of description, and are not intended to limit the scope of the present invention, and changes or modifications in the relative relationship may be made without substantial changes in the technical content.
Example 1
As shown in fig. 1 to 5, embodiment 1 provides a production line of a plastic-gold composite board, which includes a conventional mixer, a feeder, an extruder 1, a head 2, a forming machine 3, a cooling roller 4, a tractor 5, an edge cutting device, a compound machine 6, a fixed-width cutting device 7, a double-sided film covering machine 8, a tractor 5, a cross cutting machine 9, a board stacking manipulator and a stacking platform, and further includes a unique reeling and unreeling machine 10 and a glue coating machine 11, where the reeling and unreeling machine 10, the glue coating machine 11 and the compound machine 6 are connected in sequence, the reeling and unreeling machine 10 and the coating machine glue 11 are both provided with two machines, the two reeling and unreeling machines 10 are respectively provided at an upper side and a lower side of the compound machine 6, the two glue coating machines 11 are respectively provided at an upper side and a lower side of the compound machine 6, the reeling and unreeling machine 10 at the same side is used for conveying a metal sheet 13 to the glue coating machine 11 at the same side, and the glue coating machine 11 is used.
The raw material provided by the embodimentIn the production line, the PVC mixed raw material is heated to 110 ℃ in a mixer, stirred for 10-15 minutes and cooled to normal temperature; the mixed raw materials in the mixer are sent to an extruder 1 through a feeding machine; the mixed raw materials are heated to 180-200 ℃ in the extruder 1, then the heated mixed raw materials are extruded from a discharge port of the extruder 1 and enter the handpiece 2, the mixed raw materials form a plate in the handpiece 2, the thickness of the plate is 3-20mm, and the plate is extruded from an outlet of the handpiece 2; the plate is extruded from a machine head 2 and enters a forming machine 3, the temperature in the forming machine 3 is 10-20 ℃, the plate is rapidly cooled and formed in the forming machine 3 to form a PVC foaming plate 12, a layer of plastic crust is formed after the surface of the PVC foaming plate 12 is cooled and contracted, the thickness of the crust is 5-15 mu m, the hardness is 40-80HA, and the density is 0.4-0.8g/cm3(ii) a The PVC foaming plate 12 is cooled on the cooling carrier roller 4 and conveyed to the compounding machine 6 under the action of the first tractor 5; trimming the PVC foam board 12 coming out of the first tractor through an edge cutting device; erecting a metal sheet reel on a winding and unwinding machine 10, feeding the metal sheet 13 into a glue coating machine 11, uniformly coating 110 ℃ - & gt and 140 ℃ PUR hot melt adhesive on one side surface of the metal sheet 13 close to a PVC foaming plate 12, wherein the winding and unwinding machine 10 and the glue coating machine 11 are respectively provided with two winding and unwinding machines 10 which are respectively arranged on the upper side and the lower side of a compound machine 6, and the two glue coating machines 11 are respectively arranged on the upper side and the lower side of the compound machine 6; synchronously feeding the glued metal sheet 13 and the cooled and formed PVC foam board 12 into a compound machine 6, wherein a tractor 5 positioned before the compound process of the compound machine 6 is used for drawing the PVC foam board 12 and feeding the PVC foam board 12 into the compound machine 6, the tractor 5 positioned after the compound process of the compound machine 6 is used for drawing the gold-plastic composite board, the metal sheet 13 glued by two glue coaters 11 are respectively positioned at the upper side and the lower side of the PVC foam board 12, and the side of the metal sheet 13 coated with the PUR hot melt adhesive faces the PVC foam board 12; the PVC foaming plate 12 and the metal sheet 13 are compounded and molded under the action of the PUR hot melt adhesive and the extrusion force of the compound machine 6 to form a gold-plastic composite plate; the formed gold-plastic composite board is cut in a fixed width mode through a fixed width cutting device 7; sticking protective films on two sides of the gold-plastic composite board cut to the fixed width by using a double-sided laminating machine 8; transversely cutting the gold-plastic composite board with the films pasted on the two sides by a transverse cutting machine 9 to form a certain lengthThe gold-plastic composite board; and stacking the transversely cut gold-plastic composite boards by using a board stacking manipulator.
In the present embodiment, the metal sheet 13 is a copper strip, an iron strip or an aluminum strip, the metal sheet 13 is rolled on the winding/unwinding machine 10, and the metal sheet 13 is a strip-shaped metal sheet in the glue coater 11 and in the subsequent processes.
The production line provided by the embodiment can be used for compounding a layer of metal sheet 13 on each of the two side surfaces of the PVC foaming board 12, the gluing and compounding processes are mechanical production, and the degree of mechanization is high; the melting point of the PUR hot melt adhesive is 110-.
In this embodiment, the glue coater 11 includes a coater frame 1101, a heated steel roll 1102, a polyurethane elastomeric roll 1103, and a heated blade 1104.
Two ends of the heating steel roller 1102 are pivoted to the coating machine rack 1101, two ends of the heating steel roller 1102 are fixed with the coating machine rack 1101 through bearings, and one end of the heating steel roller 1102 is in transmission connection with a transmission system. It should be noted that the pivot connection between the heating steel roller 1102 and the coater rack 1101 and the transmission connection between the heating steel roller 1102 and the transmission system are all the prior art means of the existing coater, and are not described herein too much. The heating steel roller 1102 can heat or keep warm the PUR hot melt adhesive, and the heating principle is the prior art of the existing coating machine, and is not described herein again. The circumferential surface of the heating steel roll 1102 is provided with a mesh pattern formed by uniformly distributed fine pores. The micropores are conical concave holes, the mesh number of the micropores is more than or equal to 100 meshes, so that the micropores have a certain space for accommodating glue solution and are fine.
Two ends of the polyurethane elastic rubber roller 1103 are pivoted to the coater rack 1101, and two ends of the polyurethane elastic rubber roller 1103 are fixed with the coater rack 1101 through bearings. Wherein, one end of the polyurethane elastic rubber roller 1103 can be in transmission connection with a transmission system or not; when the polyurethane elastic rubber roller 1103 is not connected with the transmission system, the heating steel roller 1102 drives the metal sheet 13, the metal sheet 13 drives the polyurethane elastic rubber roller 1103 to make the polyurethane elastic rubber roller 1103 passively rotate. The polyurethane elastic rubber covered roller 1103 is arranged on the side of the heating steel roller 1102, and the polyurethane elastic rubber covered roller 1103 is parallel to the axis of the heating steel roller 1102. The polyurethane elastic rubber roller 1103 may be disposed below the heating steel roller 1102, or may be disposed on the left or right, but the polyurethane elastic rubber roller 1103 must be kept parallel to the heating steel roller 1102. A gap for threading is provided between the heating steel roller 1102 and the polyurethane elastic rubber roller 1103, and the gap is slightly smaller than the thickness of the metal sheet 13, so that the heating steel roller 1102 and the polyurethane elastic rubber roller 1103 can clamp the metal sheet 13. The polyurethane elastic rubber roller 1103 is an elastic polyurethane roller, so that the heating steel roller 1102 and the polyurethane elastic rubber roller 1103 can clamp the metal sheet 13 better.
The heating blade 1104 is fixed to the coater rack 1101, the edge of the heating blade 1104 contacts the circumferential surface of the heating steel roll 1102, the edge of the heating blade 1104 is parallel to the heating steel roll 1102, and the heating blade 1104 and the circumferential surface of the heating steel roll 1102 form a V-shaped included angle space 1105. The heating blade 1104 can heat or keep warm the PUR hot melt adhesive, and the heating principle is prior art of the existing coating machine and is not described herein again.
The glue is coated through uniformly distributed micropores, so that the glue is more uniformly coated; the glue coating amount is limited by the volume and the number of the micropores, so that the metering is more accurate; when gluing, only need with PUR hot melt adhesive carry the contained angle space can, need not carry out glue transport through other rollers, easy operation. Compared with a fog coater, the glue coater 11 of the embodiment can uniformly coat glue; compared with a gap coater, the requirement on the purity of glue solution is reduced, even if the glue blocks in the particle shape exist, the glue blocks can be crushed by the heating scraper 1104, and linear missing coating caused by blockage can not occur; compared with a roller type transfer coating machine, the roller type transfer coating machine does not need a metering roller, a transfer roller and the like, and has a simpler structure; compared with a scraper type coating machine, the glue solution is carried to the surface of the metal belt through the micropores, no included angle gap exists, the influence of sundries does not need to be worried, the gluing amount is limited through the micropores, the gluing is uniform, and the metering is accurate.
In order to supply metal sheet 13 to glue coater 11, the production apparatus further comprises a winding and unwinding machine 10, wherein winding and unwinding machine 10 is in process connection with glue coater 11, and winding and unwinding machine 10 is used for conveying metal sheet 13 to glue coater 11. The winding and unwinding machine 10 comprises a symmetrical frame, a connecting shaft 1003 and an expansion and contraction disk 1004. The symmetrical machine frame is similar to the symmetrical machine frame of the existing bidirectional chuck type unreeling machine and comprises a base 1001 and a supporting arm 1002; in contrast, the support arm 1002 in this embodiment is similar to the support arm of the single-arm frame of the single-arm hydraulic expanding and contracting type unreeling machine, and is not the support arm of the symmetrical frame of the bidirectional chuck type unreeling machine used. The supporting arms 1002 are two, the two supporting arms 1002 are arranged on the base 1001 at intervals, and the distance between the two supporting arms 1002 is larger than the length of the winding drum. Each supporting arm 1002 is rotatably provided with a connecting shaft 1003, the axis extension lines of the two connecting shafts 1003 are overlapped, an expansion and contraction disk 1004 is fixed at the end part of the connecting shaft 1003, and the expansion and contraction disk 1004 is positioned between the two supporting arms 1002. The collapsible disc 1004 and the connecting shaft 1003 in this embodiment are similar to those of the single-arm hydraulic collapsible unwinder.
Compared with the existing bidirectional chuck type unreeling machine, the winding and unwinding machine 10 of the embodiment effectively fixes the winding drum by adopting the expansion disc with the tensioning function, avoids the coiled material from falling off, and improves the safety factor, thereby improving the bearing tonnage; compared with the existing single-arm hydraulic collapsible unreeling machine, the reeling and unreeling machine 10 of the embodiment adopts two supporting arms arranged at intervals to respectively fix one collapsible disc, so that the gravity center of the fixed roll is prevented from sagging at the same time, and the balance degree of the unreeled plate is ensured; compared with the two existing devices, the winding and unwinding machine 10 has the advantages of large bearing tonnage, high safety factor, no center of gravity shift and good balance.
In order to ensure the expansion or reduction of the expansion and contraction disk 1004, the winding and unwinding machine 10 further comprises a hydraulic oil cylinder 1005 and a hydraulic station, the connecting shaft 1003 is a hollow shaft, one end of the connecting shaft 1003 is communicated with a hydraulic cavity in the expansion and contraction disk 1004, the other end of the connecting shaft 1003 is communicated with the hydraulic oil cylinder 1005, and the hydraulic station is connected with the hydraulic oil cylinder 1005 through a hydraulic pipeline. The expansion disc 1004 is used for expanding the winding drum through a hydraulic station and a hydraulic oil cylinder 1005. In order to enable the collapsible disc 1004 to have rotating power, the winding and unwinding machine 10 further comprises a gear box 1006 and a motor 1007 which are fixed on the symmetrical frame, the gear box 1006 is in transmission connection with the connecting shaft 1003, and the gear box 1006 is in transmission connection with the motor 1007. The motor 1007 drives the connecting shaft 1003 to rotate through the gear box 1006, so that the expansion disc 1004 has a rotating power. Hydraulic cylinder 1005 and hydraulic station, and gearbox 1006 and motor 1007 are all known in the art.
In the embodiment, all the devices are electrically controlled and connected by an electric control system commonly used in the field, and all the devices are cooperatively produced under the action of the electric control system.
In this embodiment, the production line further includes a water chiller connected to the molding machine 3, and the water chiller is configured to supply cooling water to the molding machine 3.
Example 2
As shown in fig. 6, example 2 provides a method for producing a gold-plastic composite panel, which includes the following steps;
step S1, mixing materials; adding the PVC mixed raw material into a mixer, mixing and stirring the mixed raw material in the mixer, setting the temperature in the mixer to be 100-110 ℃, stirring for 10-15 minutes, and then cooling the mixed raw material to normal temperature;
step S2, feeding; feeding the mixed raw materials in the mixer into an extruder through a feeding machine;
step S3, extruding; heating the mixed raw materials to 180-200 ℃ in an extruder, extruding the heated mixed raw materials from a discharge port of the extruder and feeding the extruded mixed raw materials into a machine head, wherein the mixed raw materials form a plate in the machine head, the thickness of the plate is 3-20mm, and the plate is extruded from an outlet of the machine head;
step S4, cooling and forming; the sheet material is extruded from the machine head and then enters a forming machine, the temperature in the forming machine is 10-20 ℃,the plate is rapidly cooled and formed in a forming machine to form a PVC foaming plate, a layer of plastic crust is formed on the surface of the PVC foaming plate after cooling and shrinkage, the thickness of the crust is 5-15 mu m, the hardness is 40-80HA, and the density is 0.4-0.8g/cm3。
Step S5, gluing; erecting a metal sheet reel on a winding and unwinding machine, feeding the metal sheet into a glue coating machine, uniformly coating 110-140 ℃ PUR hot melt adhesive on one side surface, close to a PVC (polyvinyl chloride) foaming plate, of the metal sheet, wherein the winding and unwinding machine and the glue coating machine are respectively provided with two winding and unwinding machines which are respectively arranged on the upper side and the lower side of the compound machine, and the two glue coating machines are respectively arranged on the upper side and the lower side of the compound machine;
step S6, synchronously feeding the materials into a compound machine for compounding; synchronously feeding the metal sheet after gluing and the PVC foaming plate formed by cooling into a compound machine, wherein the metal sheet after gluing by the two glue coating machines is respectively positioned at the upper side and the lower side of the PVC foaming plate, and the side of the metal sheet coated with the PUR hot melt adhesive faces the PVC foaming plate; the PVC foaming plate and the metal sheet are compounded and molded under the action of the PUR hot melt adhesive and the extrusion force of the compounding machine to form a gold-plastic composite plate;
step S7, fixing width and cutting; the formed gold-plastic composite board is subjected to width fixing and cutting through a width fixing and cutting device;
step S8, double-sided film pasting; sticking protective films on two sides of the gold-plastic composite board cut to the fixed width by using a double-sided laminating machine;
step S9, crosscutting; transversely cutting the gold-plastic composite board with the films pasted on the two sides by using a transverse cutting machine to form a gold-plastic composite board with a certain length;
step S10, stacking; and stacking the transversely cut gold-plastic composite boards by using a board stacking manipulator.
The PVC foaming board is fed into the compounding machine by the tractor before the compounding process of the compounding machine, and the gold-plastic composite board is pulled by the tractor after the compounding process of the compounding machine.
The mechanical equipment in each step is produced cooperatively under the action of an electric control system commonly used in the field.
By using the production method provided by the embodiment, the temperature of the PUR hot melt adhesive is raised to 110-; in addition, the production method of the embodiment is produced by the winding and unwinding machine, the glue coating machine, the tractor and the compound machine in a coordinated manner under the action of the electric control system, and the degree of mechanization is high.
Although the invention has been described in detail above with reference to a general description and specific examples, it will be apparent to one skilled in the art that modifications or improvements may be made thereto based on the invention. Accordingly, such modifications and improvements are intended to be within the scope of the invention as claimed.
Claims (10)
1. The utility model provides a production line of composite sheet is moulded to gold, includes blendor, material loading machine, extruder, aircraft nose, make-up machine, compounding machine and the crosscut machine that the process connects in proper order, its characterized in that, the production line is still including receiving unreeling machine and glue coating machine, receive unreeling machine the glue coating machine reaches the compounding machine process connects in proper order, receive unreeling machine with the glue coating machine all is equipped with two, two receive unreeling machine set up respectively in the upside and the downside of compounding machine, two the glue coating machine set up respectively in the upside and the downside of compounding machine, the receipts of homonymy unreel machine are used for carrying the sheetmetal to the glue coating machine of homonymy, coating machine glue is used for the even coating PUR hot melt adhesive in the one side of sheetmetal near PVC foaming board.
2. The production line of the plastic-gold composite board as claimed in claim 1, wherein the glue coater comprises a coater frame, a heating steel roller, a polyurethane elastic rubber roller and a heating scraper, the two ends of the heating steel roller are pivoted with the coating machine frame, the two ends of the polyurethane elastic rubber roller are pivoted with the coating machine frame, the heating steel roller and the polyurethane elastic rubber roller are arranged in parallel, a gap for threading is arranged between the heating steel roller and the polyurethane elastic rubber roller, a reticulate pattern formed by uniformly distributed micropores is arranged on the circumferential surface of the heating steel roller, the heating scraper is fixed on the coating machine frame, the blade part of the heating scraper is contacted with the circumferential surface of the heating steel roller, and the edge part of the heating scraper is parallel to the heating steel roller, and the heating scraper and the circumferential surface of the heating steel roller form a V-shaped included angle space.
3. The production line of plastic-gold composite board of claim 1, characterized in that, the machine of unreeling and reeling includes symmetrical frame, connecting axle and harmomegathus dish, symmetrical frame includes base and support arm, the support arm is equipped with two, two the support arm interval sets up in on the base, rotatable setting one on every the support arm the connecting axle, two the axis extension line of connecting axle coincides mutually, harmomegathus dish is fixed in the tip of connecting axle, just harmomegathus dish is located two between the support arm.
4. The production line of the plastic-gold composite board as claimed in claim 1, further comprising a water cooler, wherein the water cooler is connected with the forming machine in working procedure and is used for providing cooling water for the forming machine.
5. A production line of plastic-gold composite boards according to claim 1 further comprising two tractors, one of the tractors being disposed between the forming machine and the compounding machine and the other of the tractors being disposed between the compounding machine and the cross cutting machine.
6. The production line of plastic-gold composite board of claim 1, further comprising a fixed width cutting device, wherein the fixed width cutting device is arranged between the compound machine and the transverse cutting machine, and the fixed width cutting device is used for fixed width cutting of the plastic-gold composite board coming out of the compound machine.
7. The production line of the plastic-gold composite board of claim 1, further comprising a double-sided film laminating machine, wherein the double-sided film laminating machine is arranged between the compound machine and the transverse cutting machine, and is used for adhering protective films to two sides of the plastic-gold composite board.
8. The production line of the plastic-gold composite board as claimed in claim 1, further comprising a board stacking manipulator, wherein the board stacking manipulator is arranged at the tail of the process of the transverse cutting machine, and the board stacking manipulator is used for stacking the plastic-gold composite boards cut off by the transverse cutting machine.
9. The production method of the gold-plastic composite board is characterized by comprising the following steps;
step S1, mixing materials; adding the PVC mixed raw material into a mixer, mixing and stirring the mixed raw material in the mixer, setting the temperature in the mixer to be 100-110 ℃, stirring for 10-15 minutes, and then cooling the mixed raw material to normal temperature;
step S2, feeding; feeding the mixed raw materials in the mixer into an extruder through a feeding machine;
step S3, extruding; heating the mixed raw materials in an extruder to 180-200 ℃, extruding the heated mixed raw materials from a discharge port of the extruder and feeding the extruded mixed raw materials into a machine head, wherein the mixed raw materials form a plate in the machine head, the thickness of the plate is 3-20mm, and the mixed raw materials are extruded from an outlet of the machine head;
step S4, cooling and forming; extruding the plate from a machine head, feeding the extruded plate into a forming machine, wherein the temperature in the forming machine is 10-20 ℃, rapidly cooling and forming the plate in the forming machine to form a PVC foaming plate, and forming a layer of plastic crust on the surface of the PVC foaming plate after cooling and shrinking, wherein the crust thickness is 5-15 mu m, the hardness is 40-80HA, and the density is 0.4-0.8g/cm3；
Step S5, gluing; erecting a metal sheet reel on a winding and unwinding machine, feeding the metal sheet into a glue coating machine, uniformly coating 110-140 ℃ PUR hot melt adhesive on one side surface, close to a PVC (polyvinyl chloride) foaming plate, of the metal sheet, wherein the winding and unwinding machine and the glue coating machine are respectively provided with two winding and unwinding machines which are respectively arranged on the upper side and the lower side of the compound machine, and the two glue coating machines are respectively arranged on the upper side and the lower side of the compound machine;
step S6, synchronously feeding the materials into a compound machine for compounding; synchronously feeding the metal sheet after gluing and the PVC foaming plate formed by cooling into a compound machine, wherein the metal sheet after gluing by the two glue coating machines is respectively positioned at the upper side and the lower side of the PVC foaming plate, and the side of the metal sheet coated with the PUR hot melt adhesive faces the PVC foaming plate; the PVC foaming plate and the metal sheet are compounded and molded under the action of the PUR hot melt adhesive and the extrusion force of the compounding machine to form a gold-plastic composite plate;
step S7, fixing width and cutting; the formed gold-plastic composite board is subjected to width fixing and cutting through a width fixing and cutting device;
step S8, double-sided film pasting; sticking protective films on two sides of the gold-plastic composite board cut to the fixed width by using a double-sided laminating machine;
step S9, crosscutting; transversely cutting the gold-plastic composite board with the films pasted on the two sides by using a transverse cutting machine to form a gold-plastic composite board with a certain length;
step S10, stacking; and stacking the transversely cut gold-plastic composite boards by using a board stacking manipulator.
10. The method for manufacturing a plastic-gold composite board according to claim 9, wherein a tractor is provided before and after the combining process of the combining machine, the tractor before the combining process of the combining machine is used for drawing the PVC foam board and feeding the PVC foam board to the combining machine, and the tractor after the combining process of the combining machine is used for drawing the plastic-gold composite board.
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| CN201911149691.0A CN111016201A (en) | 2019-11-21 | 2019-11-21 | Production line and production method of gold-plastic composite board |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112026192A (en) * | 2020-08-25 | 2020-12-04 | 广东东方广厦模块化建筑有限公司 | Composite board forming production line |
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