CN117621598A - Double-layer sheet thermal compounding equipment - Google Patents
Double-layer sheet thermal compounding equipment Download PDFInfo
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- CN117621598A CN117621598A CN202311574165.5A CN202311574165A CN117621598A CN 117621598 A CN117621598 A CN 117621598A CN 202311574165 A CN202311574165 A CN 202311574165A CN 117621598 A CN117621598 A CN 117621598A
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- layer film
- film
- lower layer
- layer sheet
- sheet thermal
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- 238000013329 compounding Methods 0.000 title claims abstract description 31
- 230000007246 mechanism Effects 0.000 claims abstract description 98
- 238000010438 heat treatment Methods 0.000 claims abstract description 35
- 238000012544 monitoring process Methods 0.000 claims abstract description 19
- 150000001875 compounds Chemical class 0.000 claims abstract description 11
- 239000010410 layer Substances 0.000 claims description 83
- 230000005540 biological transmission Effects 0.000 claims description 48
- 239000002131 composite material Substances 0.000 claims description 32
- 238000001816 cooling Methods 0.000 claims description 16
- 238000005096 rolling process Methods 0.000 claims description 10
- 238000004804 winding Methods 0.000 claims description 10
- 230000007723 transport mechanism Effects 0.000 claims description 8
- 239000002355 dual-layer Substances 0.000 claims description 6
- 238000011144 upstream manufacturing Methods 0.000 claims description 6
- 239000012528 membrane Substances 0.000 claims description 3
- 230000000694 effects Effects 0.000 abstract description 6
- 238000002844 melting Methods 0.000 description 7
- 230000008018 melting Effects 0.000 description 7
- 238000003860 storage Methods 0.000 description 5
- 238000000034 method Methods 0.000 description 4
- 229920000642 polymer Polymers 0.000 description 3
- 238000005485 electric heating Methods 0.000 description 2
- 238000001125 extrusion Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 239000004745 nonwoven fabric Substances 0.000 description 2
- 230000005855 radiation Effects 0.000 description 2
- 239000002344 surface layer Substances 0.000 description 2
- 239000010426 asphalt Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005336 cracking Methods 0.000 description 1
- 230000001788 irregular Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
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- Lining Or Joining Of Plastics Or The Like (AREA)
Abstract
The invention discloses a double-layer sheet thermal compounding device, which comprises: the first conveying mechanism and the second conveying mechanism are respectively used for conveying an upper layer film and a lower layer film, the heating module is arranged on a conveying path of the lower layer film and used for heating the bonding surface of the lower layer film, the monitoring unit is used for detecting the temperature of the bonding surface, the upper layer film and the lower layer film can be pressed by the compounding unit, the upper layer film is compounded to the bonding surface to form the compound film, the double-layer sheet thermal compounding device detects the temperature of the bonding surface of the lower layer film through the monitoring unit, and the heating power of the heating module and/or the conveying speed of the first conveying mechanism and the second conveying mechanism are controlled according to the temperature, so that the consistency of the temperature of the bonding surface of the lower layer film can be ensured, and the consistency of the bonding effect of the lower layer film and the upper layer film entering the compounding unit is further improved, and the consistency and stability of the quality of products are improved.
Description
Technical Field
The invention belongs to the technical field of double-layer sheet thermal compounding, and particularly relates to double-layer sheet thermal compounding equipment.
Background
When the existing polymer sheet is composited with non-woven fabrics or other sheets in a double-layer manner, the existing polymer sheet is usually composited directly after the sheet to be composited is produced, and the temperature of the sheet just produced is fully utilized to complete the compositing of the polymer sheet and the non-woven fabrics or other sheets. But in the process of conveying the sheet by a conveyor belt, the sheet naturally dissipates heat, so that the temperature of each section of the sheet is different, the melting state of an asphalt layer at the bonding side is unstable, or the melting state of each section is different, and further, the quality of a composite film produced under the same extrusion force in the composite extrusion process is different, and the stability of the product quality is influenced.
Disclosure of Invention
The invention aims at solving the problems that the melting degree of a sheet is difficult to control in the production process of the existing composite film, the quality of the produced composite film is different, and the stability of the product quality is affected.
In order to achieve the above object, the present invention provides a double-layered sheet thermal compound apparatus comprising:
the first conveying mechanism and the second conveying mechanism are respectively used for conveying the upper layer film and the lower layer film;
the heating module is arranged on the transmission path of the lower film and is used for heating the bonding surface of the lower film;
the monitoring unit is used for detecting the temperature of the bonding surface;
the compound unit can press the upper layer film and the lower layer film together so that the upper layer film is compounded to the bonding surface to form a compound film;
the control unit is connected with the heating module, the monitoring unit, the first transmission mechanism and the second transmission mechanism and is used for controlling the heating power of the heating module and/or the transmission speed of the first transmission mechanism and the second transmission mechanism according to the monitoring result of the monitoring unit.
Optionally, the first transmission mechanism is located directly above the second transmission mechanism, and the first transmission mechanism and the second transmission mechanism respectively include a first tractor and a second tractor.
Optionally, a first deviation rectifying mechanism and a second deviation rectifying mechanism are respectively arranged at the upstream of the first tractor and the upstream of the second tractor, and the first deviation rectifying mechanism and the second deviation rectifying mechanism are respectively used for rectifying deviation of the upper layer film and the lower layer film so as to enable projections of central lines of the upper layer film and the lower layer film in the width direction on a horizontal plane to coincide.
Optionally, the heating module comprises a plurality of electrothermal radiating units, and the electrothermal radiating units are arranged above the lower layer film through a bracket.
Optionally, the output of compound unit is provided with cooling body, cooling body includes the box, the inside of box is provided with the air-cooler, the low reaches equidistance clearance arrangement of box has a plurality of first rollers, first roller is used for supporting the complex film.
Optionally, the air cooler is arranged at the upper end of the box body and is positioned right above the composite membrane.
Optionally, the output end of the cooling mechanism is provided with a storage rack, and the storage rack comprises:
the lower end of the frame is provided with a plurality of second rollers in a clearance way;
the lifting frame is connected to the frame in a sliding manner, and a plurality of third rollers are arranged on the lifting frame in a gap manner;
and the third traction machine is arranged on one side, far away from the cooling mechanism, of the frame and is used for dragging the composite film to sequentially pass through the second rolling shafts and the third rolling shafts in a serpentine shape.
Optionally, the output of storage frame is provided with winding mechanism, winding mechanism includes:
a base;
the third deviation rectifying mechanism is arranged at one end of the base, and a cutter mechanism is arranged at one end, far away from the third tractor, of the third deviation rectifying mechanism;
the winding machine is arranged at the other end of the base.
Optionally, the feeding mechanism comprises a first feeding roller and a second feeding roller, and the first feeding roller and the second feeding roller can actively rotate to transmit the upper layer film and the lower layer film respectively.
Optionally, the monitoring unit comprises an infrared temperature sensor.
The invention provides double-layer sheet thermal compounding equipment, which has the beneficial effects that:
according to the double-layer sheet thermal compounding equipment, the temperature of the bonding surface of the lower layer film is detected through the monitoring unit, and the heating power of the heating module and/or the transmission speed of the first transmission mechanism and the second transmission mechanism are controlled according to the temperature, so that the consistency of the temperature of the bonding surface of the lower layer film can be ensured, the consistency of the bonding effect of the lower layer film and the upper layer film entering the compounding unit is further ensured, and the consistency and the stability of the quality of products are improved; and the temperature of the bonding surface of the lower layer film can be controlled by controlling the heating power of the heating module and/or the transmission speed of the first transmission mechanism and the second transmission mechanism, so that the bonding surface is in a set threshold range, the melting degree and the melting depth of the bonding surface can be controlled, under the condition of ensuring the composite effect, the lower layer film is ensured to only melt the surface layer of the bonding surface, and further, the lower layer film is ensured to have a certain unmelted part, so that the lower layer film is convenient to keep flat in the composite process, and the quality of the composite film is improved.
Additional features and advantages of the invention will be set forth in the detailed description which follows.
Drawings
The foregoing and other objects, features and advantages of the invention will be apparent from the following more particular descriptions of exemplary embodiments of the invention as illustrated in the accompanying drawings wherein like reference numbers generally represent like parts throughout the exemplary embodiments of the invention.
Fig. 1 shows a schematic structural view of a double-layered sheet thermal compounding apparatus according to an embodiment of the present invention.
Fig. 2 shows a schematic structural view of a feeding mechanism of a double-layer sheet thermal compounding apparatus according to an embodiment of the present invention.
Fig. 3 shows a schematic structural view of a magazine of a double-layered sheet thermal compounding apparatus according to an embodiment of the present invention.
Fig. 4 shows a schematic structural view of a second deviation rectifying mechanism of a double-layered sheet thermal compound apparatus according to an embodiment of the present invention.
Fig. 5 shows a schematic structural view of a winding mechanism of a double-layer sheet thermal compounding apparatus according to an embodiment of the present invention.
Reference numerals illustrate:
1. a first transmission mechanism; 2. a second transmission mechanism; 3. a feeding mechanism; 4. a heating module; 5. a composite unit; 6. a cooling mechanism; 7. a storage rack; 7.1, a frame; 7.2, lifting frames; 7.3, a third tractor; 8. and a winding mechanism.
Detailed Description
Preferred embodiments of the present invention will be described in more detail below. While the preferred embodiments of the present invention are described below, it should be understood that the present invention may be embodied in various forms and should not be limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete, and will fully convey the scope of the invention to those skilled in the art.
As shown in fig. 1-5, a dual-layer sheet thermal compounding apparatus includes:
a first transport mechanism 1 and a second transport mechanism 2, the first transport mechanism 1 and the second transport mechanism 2 being used for transporting an upper film and a lower film, respectively;
the heating module 4 is arranged on the transmission path of the lower film and is used for heating the bonding surface of the lower film;
the monitoring unit is used for detecting the temperature of the bonding surface;
the compound unit 5, the compound unit 5 can laminate the upper layer film and the lower layer film, so that the upper layer film is compounded to the bonding surface to form a compound film;
and the control unit is connected with the heating module 4, the monitoring unit, the first transmission mechanism 1 and the second transmission mechanism 2 and is used for controlling the heating power of the heating module 4 and/or the transmission speed of the first transmission mechanism 1 and the second transmission mechanism 2 according to the monitoring result of the monitoring unit.
Specifically, the temperature of the bonding surface of the lower layer film is detected by the monitoring unit, and the heating power of the heating module 4 and/or the transmission speed of the first transmission mechanism 1 and the second transmission mechanism 2 are controlled according to the temperature, so that the consistency of the temperature of the bonding surface of the lower layer film can be ensured, the consistency of the bonding effect of the lower layer film and the upper layer film entering the composite unit can be further ensured, and the consistency and the stability of the quality of the product are improved; and through controlling the heating power of the heating module 4 and/or the transmission speed of the first transmission mechanism 1 and the second transmission mechanism 2, the temperature of the bonding surface of the lower layer film can be controlled to be within a set threshold range, so that the melting degree and the melting depth of the bonding surface can be controlled, under the condition of ensuring the composite effect, the lower layer film is ensured to only melt the surface layer of the bonding surface, and further, the lower layer film is ensured to have a certain unmelted part, so that the lower layer film is convenient to keep flat in the composite process, and the quality of the composite film is improved.
Further, the first transmission mechanism 1 and the second transmission mechanism 2 are respectively and independently used for rectifying, transmitting and feeding, and the composite precision of the upper layer film and the lower layer film is ensured.
In this embodiment, the first transmission mechanism is located directly above the second transmission mechanism, and the first transmission mechanism and the second transmission mechanism respectively include a first tractor and a second tractor.
Specifically, the correction difference value of the upper layer film and the lower layer film is reduced through overlapping arrangement of the first transmission mechanism 1 and the second transmission mechanism 2, and the tension of the upper layer film and the lower layer film in compounding is controlled through linkage cooperation of the first tractor and the second tractor.
In this embodiment, a first deviation rectifying mechanism and a second deviation rectifying mechanism are respectively disposed at an upstream of the first tractor and an upstream of the second tractor, and the first deviation rectifying mechanism and the second deviation rectifying mechanism are respectively used for rectifying deviation of the upper layer film and the lower layer film, so that projections of central lines of the upper layer film and the lower layer film in a width direction on a horizontal plane are overlapped.
Specifically, the film roll with irregular edges is more suitable for use by centering alignment than edge alignment, so that the material utilization rate is improved.
In the present embodiment, the heating module 4 includes a plurality of electrothermal radiating elements disposed above the lower film by a bracket.
Specifically, the lower layer film is heated in a non-contact manner through the electric heating radiation unit, the lower layer film is heated rapidly and simultaneously in a non-contact manner, the heating precision is ensured by utilizing the simple control of the electric heating radiation unit and the characteristic of convenient adjustment, and the temperature of the bonding surface during compounding is further controlled accurately.
In this embodiment, the output end of the composite unit 5 is provided with a cooling mechanism 6, the cooling mechanism 6 includes a box, an air cooler is disposed in the box, and a plurality of first rollers are arranged in a downstream equidistant gap of the box, and are used for supporting the composite film.
Specifically, the air cooling of the composite film is performed rapidly through the air cooler, so that the composite film is shaped rapidly, and the influence on the composite effect caused by cracking layering or distortion deformation of the upper film or the lower film due to continuous heating when heat of the bonding surface is continuously transferred is avoided. And the heat is continuously radiated and cooled to the back of the lower layer film through a plurality of first rollers.
In this embodiment, the air cooler is disposed at the upper end of the box and located right above the composite membrane.
Specifically, the cold air blows the upper layer film straightly, so that the fixedly connection between the upper layer film and the bonding surface is quickened.
In the present embodiment, the output end of the cooling mechanism 6 is provided with a magazine 7, and the magazine 7 includes:
the frame 7.1, the lower end interval of the frame 7.1 is provided with a plurality of second rolling shafts;
the lifting frame 7.2 is connected to the frame in a sliding way, and a plurality of third rollers are arranged on the lifting frame 7.2 in a gap manner;
and the third tractor 7.3, the third tractor 7.3 is arranged on one side of the frame 7.1 far away from the cooling mechanism 6 and is used for drawing the composite film to sequentially pass through a plurality of second rollers and a plurality of third rollers in a serpentine shape.
Specifically, the composite film snakelike passes through a plurality of second rolling shafts and a plurality of third rolling shafts in sequence to release stress, adjust gesture and tensioning force, and adjust the interval between the second rolling shafts and the third rolling shafts through lifting of the lifting frame 7.2, so as to adjust the tensioning force of the composite film.
Further, the lifting frame 7.2 drives the lifting frame 7.2 to lift through a gear-rack transmission mechanism, an upper fixed gear and a lower fixed gear are respectively arranged at the upper end and the lower end of the frame 7.1, a chain is arranged between the upper fixed gear and the lower fixed gear, the chain is connected with an outer frame of the lifting frame 7.2, a driving motor is arranged at the top end of the frame 7.1, the driving motor drives the upper fixed gear to rotate to realize the circulating motion of the chain, and then the lifting frame 7.2 is driven to lift through the chain.
In this embodiment, the output end of the magazine 7 is provided with a winding mechanism 8, and the winding mechanism 8 includes:
a base;
the third deviation correcting mechanism is arranged at one end of the base, and a cutter mechanism is arranged at one end of the third deviation correcting mechanism, which is far away from the third tractor;
the winding machine is arranged at the other end of the base.
Specifically, the adjusted composite film is rolled up through a rolling machine, and the composite film is divided into fixed lengths by a cutter.
In this embodiment, the feeding mechanism 3 is further included, and the feeding mechanism 3 includes a first feeding roller and a second feeding roller, and the first feeding roller and the second feeding roller can actively rotate to transmit an upper layer film and a lower layer film respectively.
Specifically, the feeding mechanism 3 is used for feeding through the first transmission mechanism 1 and the second transmission mechanism 2 in an active transmission mode, and the upper layer film or the lower layer film is prevented from being pulled and broken.
In this embodiment, the monitoring unit comprises an infrared temperature sensor.
Specifically, the temperature of the bonding surface is detected by an infrared temperature sensor, and the thickness of the melted bonding surface of the lower film is ensured by matching with different feeding speeds.
When the double-layer sheet thermal compounding device is used, taking use as an example, an upper layer film and a lower layer film are simultaneously conveyed through the feeding mechanism 3, the upper layer film enters the compounding unit 5 after passing through the first conveying mechanism 1, the lower layer film enters the compounding unit 5 after passing through the second conveying mechanism 2 and the heating module 4 in sequence, the heating module 4 only heats the surface of the lower layer film, so that the lower layer film can be compounded and bonded with the upper layer film, the back surface of the lower layer film is kept rigid and flat, the obtained composite film is subjected to direct rapid cooling through the cooling mechanism 6, and after the composite film is rapidly shaped, the composite film is wound by the winding mechanism 8 after passing through the material storage frame 7.
The foregoing description of embodiments of the invention has been presented for purposes of illustration and description, and is not intended to be exhaustive or limited to the embodiments disclosed. Many modifications and variations will be apparent to those of ordinary skill in the art without departing from the scope and spirit of the various embodiments described.
Claims (10)
1. A two-layer sheet thermal compounding apparatus, comprising:
the first conveying mechanism and the second conveying mechanism are respectively used for conveying the upper layer film and the lower layer film;
the heating module is arranged on the transmission path of the lower film and is used for heating the bonding surface of the lower film;
the monitoring unit is used for detecting the temperature of the bonding surface;
the compound unit can press the upper layer film and the lower layer film together so that the upper layer film is compounded to the bonding surface to form a compound film;
the control unit is connected with the heating module, the monitoring unit, the first transmission mechanism and the second transmission mechanism and is used for controlling the heating power of the heating module and/or the transmission speed of the first transmission mechanism and the second transmission mechanism according to the monitoring result of the monitoring unit.
2. The dual layer sheet thermal compounding device of claim 1, wherein the first transport mechanism is located directly above the second transport mechanism, the first transport mechanism and the second transport mechanism including a first tractor and a second tractor, respectively.
3. The double-layer sheet thermal compounding apparatus according to claim 2, wherein a first deviation rectifying mechanism and a second deviation rectifying mechanism are provided upstream of the first tractor and upstream of the second tractor, respectively, and the first deviation rectifying mechanism and the second deviation rectifying mechanism are used for rectifying deviation of the upper layer film and the lower layer film, respectively, so that projections of center lines in width directions of the upper layer film and the lower layer film on a horizontal plane coincide.
4. The dual-layer sheet thermal compounding device of claim 1, wherein the heating module includes a plurality of electric heat radiating units disposed above the lower film by a bracket.
5. The double-layer sheet thermal compounding device of claim 1, wherein the output end of the compounding unit is provided with a cooling mechanism, the cooling mechanism comprises a box body, an air cooler is arranged inside the box body, a plurality of first rollers are arranged in an equidistant gap in the downstream of the box body, and the first rollers are used for supporting the composite film.
6. The apparatus of claim 5, wherein said air cooler is disposed at an upper end of said housing directly above said composite membrane.
7. The dual-layer sheet thermal compounding device of claim 5, wherein an output end of the cooling mechanism is provided with a magazine, the magazine comprising:
the lower end of the frame is provided with a plurality of second rollers in a clearance way;
the lifting frame is connected to the frame in a sliding manner, and a plurality of third rollers are arranged on the lifting frame in a gap manner;
and the third traction machine is arranged on one side, far away from the cooling mechanism, of the frame and is used for dragging the composite film to sequentially pass through the second rolling shafts and the third rolling shafts in a serpentine shape.
8. The dual-layer sheet thermal compounding device of claim 7, wherein an output end of the magazine is provided with a take-up mechanism comprising:
a base;
the third deviation rectifying mechanism is arranged at one end of the base, and a cutter mechanism is arranged at one end, far away from the third tractor, of the third deviation rectifying mechanism;
the winding machine is arranged at the other end of the base.
9. The thermal double-layer sheet compounding device of claim 1, further comprising a feeding mechanism, wherein the feeding mechanism comprises a first feeding roller and a second feeding roller, and the first feeding roller and the second feeding roller can actively rotate to transmit an upper layer film and a lower layer film respectively.
10. The dual layer sheet thermal compounding device of claim 1, wherein the monitoring unit includes an infrared temperature sensor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311574165.5A CN117621598A (en) | 2023-11-23 | 2023-11-23 | Double-layer sheet thermal compounding equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311574165.5A CN117621598A (en) | 2023-11-23 | 2023-11-23 | Double-layer sheet thermal compounding equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN117621598A true CN117621598A (en) | 2024-03-01 |
Family
ID=90027995
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202311574165.5A Pending CN117621598A (en) | 2023-11-23 | 2023-11-23 | Double-layer sheet thermal compounding equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN117621598A (en) |
-
2023
- 2023-11-23 CN CN202311574165.5A patent/CN117621598A/en active Pending
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