CN214354290U - Thermal compounding production line for geotextile membrane separation without hanging needles - Google Patents
Thermal compounding production line for geotextile membrane separation without hanging needles Download PDFInfo
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- CN214354290U CN214354290U CN202022835791.3U CN202022835791U CN214354290U CN 214354290 U CN214354290 U CN 214354290U CN 202022835791 U CN202022835791 U CN 202022835791U CN 214354290 U CN214354290 U CN 214354290U
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- 238000013329 compounding Methods 0.000 title claims abstract description 49
- 239000012528 membrane Substances 0.000 title claims abstract description 31
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 22
- 238000000926 separation method Methods 0.000 title claims abstract description 16
- 239000004746 geotextile Substances 0.000 title claims abstract description 10
- 239000002131 composite material Substances 0.000 claims abstract description 80
- 239000004744 fabric Substances 0.000 claims abstract description 33
- 238000010438 heat treatment Methods 0.000 claims abstract description 23
- 239000000463 material Substances 0.000 claims abstract description 20
- 238000001125 extrusion Methods 0.000 claims abstract description 8
- 230000007704 transition Effects 0.000 claims description 30
- 150000001875 compounds Chemical class 0.000 claims description 7
- 230000006798 recombination Effects 0.000 claims 1
- 238000005215 recombination Methods 0.000 claims 1
- 230000037303 wrinkles Effects 0.000 abstract description 4
- 238000005485 electric heating Methods 0.000 description 6
- 238000000034 method Methods 0.000 description 4
- 238000003825 pressing Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 239000002184 metal Substances 0.000 description 3
- 239000011248 coating agent Substances 0.000 description 2
- 238000000576 coating method Methods 0.000 description 2
- 238000007493 shaping process Methods 0.000 description 2
- 238000004078 waterproofing Methods 0.000 description 2
- 239000004809 Teflon Substances 0.000 description 1
- 229920006362 Teflon® Polymers 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 239000007888 film coating Substances 0.000 description 1
- 238000009501 film coating Methods 0.000 description 1
- 229920001903 high density polyethylene Polymers 0.000 description 1
- 239000004700 high-density polyethylene Substances 0.000 description 1
- 238000010030 laminating Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- -1 polytetrafluoroethylene Polymers 0.000 description 1
- 229920001343 polytetrafluoroethylene Polymers 0.000 description 1
- 239000004810 polytetrafluoroethylene Substances 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 238000003892 spreading Methods 0.000 description 1
- 239000002344 surface layer Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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Abstract
The thermal compounding production line for the geotextile material without the hanging needle membrane separation comprises an unreeling device, a compounding device, a collecting device, a heating device and a conveying device, wherein the compounding device is arranged at the front end of a rack, the unreeling device is arranged at the rear end of the rack, the conveying device is arranged in the middle of the rack, and the heating device is arranged above the conveying device; the unwinding device comprises a first unwinding roller and a second unwinding roller, and the film sheathed on the first unwinding roller is led to the compounding device through the conveying device; the cloth wrapped on the second unwinding roller is led to the compounding device through a plurality of auxiliary rollers; the conveying device comprises a driving roller and a driven roller, and a curtain net is wrapped between the driving roller and the driven roller; the composite device comprises an upper composite roller, a middle composite roller and a lower composite roller, and extrusion gaps are reserved among the upper composite roller, the middle composite roller and the lower composite roller. The application effectively solves the problem of membrane wrinkles during the thermal compounding production of the geotechnical material, and can adjust the thickness of the membrane at any time according to needs, so that the product quality is controllable, and the uniformity is good.
Description
Technical Field
The application relates to a thermal compounding production line of a geotechnical material, in particular to a thermal compounding production line of a geotextile film separation geotechnical material without hanging.
Background
In the process of building various projects, such as water conservancy projects, dams, channels, drainage pipelines, refuse landfill sites and the like, bottom waterproofing and seepage control treatment is needed, and in the prior art, geotechnical materials are mainly paved at the bottom for waterproofing and seepage control. The existing geotechnical material is mainly formed by laminating geotechnical cloth and a geotechnical film, wherein the geotechnical film is made of high-density polyethylene, and the geotechnical material has smooth outer surface layer and good waterproof and anti-seepage effects.
The production mode of the geotechnical material mainly comprises two modes of film coating and thermal compounding, wherein the production mode of the thermal compounding mainly comprises six working procedures of discharging, plasticizing, cold pressing and shaping, spreading and expanding, slitting and edge reserving and coiling. Because the shrinkage ratio of the film and the cloth is different, after the film and the cloth are heated in the plasticizing process, the film is easy to wrinkle during cold pressing and shaping, because the cold pressing shrinkage speed of the heated film and the heated cloth is different, the film and the cloth are preliminarily attached before compounding, the film is synchronously moved by the cloth, extrusion compounding is started when the shrinkage of the cloth and the film is inconsistent, the film is easy to wrinkle due to pressing, the product quality is difficult to control, the uniformity is poor, and the waterproof and anti-seepage effects are directly influenced.
Disclosure of Invention
For solving the not enough among the above-mentioned prior art, the aim at of this application provides one kind only to the membrane heating, and the no hanging card cloth membrane separation geotechnological material thermal compound production line that the fold takes place on the membrane greatly reduces when membrane cloth is compound.
The purpose of the application is realized as follows: the thermal compounding production line for the geotextile material separated by the needle-free cloth membrane comprises an unreeling device, a compounding device, a collecting device, a heating device and a conveying device, wherein the compounding device is arranged at the front end of a rack, the unreeling device is arranged at the rear end of the rack, the conveying device is arranged in the middle of the rack, and the heating device is arranged above the conveying device;
the unwinding device comprises a first unwinding roller and a second unwinding roller, and a film sheathed on the first unwinding roller is led to the compounding device through the conveying device; the cloth wrapped on the second unwinding roller is led to the compounding device through a plurality of auxiliary rollers;
the conveying device comprises a driving roller and a driven roller, a curtain net is wrapped and sleeved between the driving roller and the driven roller, and the driving roller drives the curtain net to rotate;
the composite device comprises an upper composite roller, a middle composite roller and a lower composite roller, and extrusion gaps are reserved among the upper composite roller, the middle composite roller and the lower composite roller;
the collecting device comprises a collecting roller, and the geotechnical material compounded by the compounding device is guided to the collecting roller to be collected in a coiled mode.
The film frame comprises a film frame beam fixed in the frame, a plurality of supports are arranged on the film frame beam at intervals, and supporting pieces are arranged at the upper ends of the supports.
The conveying device comprises a plurality of conveying units which are arranged front and back, each conveying unit comprises a driving roller and a driven roller, the driving roller and the driven roller are horizontally arranged front and back, a film frame is arranged between the driving roller and the driven roller, the film frame comprises a film frame beam fixed in the machine frame, a plurality of supports are arranged on the film frame beam at intervals, supporting pieces are arranged at the upper ends of the supports, and the curtain net is sheathed outside the driving roller, the driven roller and the film frame. An independent heating device is arranged above each conveying unit.
The heights of the upper ends of the plurality of brackets are arranged in a mode of gradually reducing from the middle to the two sides.
The outer side edge of the curtain net is connected with a curtain edge which is in sliding contact with the supporting piece.
The rear side of the compounding device is provided with a compound transition roller, and the film led out from the conveying device enters the compounding device through the compound transition roller.
The upper composite roller of the composite device is positioned obliquely above the middle composite roller, and the lower composite roller is positioned right below the middle composite roller; the included angle A between the axis connecting line of the upper composite roller and the middle composite roller and the horizontal plane is not less than 30 degrees.
A first transition roller and a tensioning roller set are arranged between the first unwinding roller and the conveying device, and the tensioning roller set comprises two tensioning rollers which are arranged up and down. The film is introduced onto the screen of the conveying device by means of a first transition roller and a set of tensioning rollers.
The auxiliary rollers comprise a second transition roller, a third transition roller, a first tensioning roller and a fourth transition roller which are arranged from back to front, and each auxiliary roller is positioned below or obliquely below the conveying device, and the auxiliary rollers are used for guiding the cloth to the composite transition roller and the film to the composite device together.
Due to the adoption of the technical scheme, the membrane and the cloth are separated in the unreeling process of the membrane and the cloth, so that the conveying mode of the membrane supported by the cloth in the prior art is changed; before compounding, the membrane is supported through the conveying curtain, the membrane is heated, the conveying curtain blocks heat, the cloth can not be heated basically, and therefore the cloth is guaranteed not to deform during compounding, and the membrane can not be folded due to the influence of the cloth during extrusion compounding. The application effectively solves the problem of membrane wrinkles during the thermal compounding production of the geotechnical material, and can adjust the thickness of the membrane at any time according to needs, so that the product quality is controllable, and the uniformity is good.
Drawings
The specific structure of the utility model is given by the following drawings and embodiments:
FIG. 1 is a schematic structural diagram of the present application;
FIG. 2 is a schematic view of the structure of the conveying apparatus;
FIG. 3 is a schematic structural view of a conveying frame;
fig. 4 is a schematic structural view of the multi-stage conveying apparatus.
Legend: 1. the device comprises a collecting roller, 2, an upper composite roller, 3, a middle composite roller, 4, a composite transition roller, 5, a heating device, 6, a conveying device, 6-1, curtain edges, 6-2, a curtain net, 6-3, a driven roller, 6-4, a support, 6-5, a film frame beam, 6-6, a driving roller, 6-7, a support, 7, a first transition roller, 8, a tensioning roller group, 9, a first unwinding roller, 10, a second unwinding roller, 11, a second transition roller, 12, a third transition roller, 13, a first tensioning roller, 14, a fourth transition roller, 15, a second tensioning roller, 16, a lower composite roller, 17 and a transition roller group.
Detailed Description
The utility model discloses do not receive the restriction of following embodiment, can be according to the utility model discloses a technical scheme and actual conditions determine concrete implementation.
Example 1: as shown in fig. 1, the geotextile membrane separation thermal compounding production line without hanging needles comprises an unreeling device, a compounding device, a collecting device, a heating device 5 and a conveying device 6, wherein the compounding device is arranged at the front end of a frame, the unreeling device is arranged at the rear end of the frame, the conveying device 6 is arranged in the middle of the frame, and the heating device 5 is arranged above the conveying device 6;
the unwinding device comprises a first unwinding roller 9 and a second unwinding roller 10, and a film wrapped on the first unwinding roller 9 is led to the compounding device through the conveying device 6; the cloth wrapped on the second unwinding roller 10 is led to the compounding device through a plurality of auxiliary rollers;
the conveying device 6 comprises a driving roller 6-6 and a driven roller 6-3, a curtain net 6-2 is sleeved between the driving roller 6-6 and the driven roller 6-3, and the driving roller 6-6 drives the curtain net 6-2 to rotate;
the composite device comprises an upper composite roller 2, a middle composite roller 3 and a lower composite roller 4, and extrusion gaps are reserved among the upper composite roller, the middle composite roller and the lower composite roller;
wherein, the collection device comprises a collection roller 1, and the geotechnical material compounded by the compounding device is guided to the collection roller 1 to be collected in a coiled manner.
As shown in fig. 2 and 3, a driving roller 6-6 and a driven roller 6-3 are horizontally arranged in front and at the back, a film frame is arranged between the driving roller 6-6 and the driven roller 6-3, the film frame comprises a film frame beam 6-5 fixed in a machine frame, a plurality of supports 6-4 are arranged on the film frame beam 6-5 at intervals, and supporting pieces 6-7 are arranged at the upper ends of the supports 6-4; the supporting piece is a flat plate, an arc-shaped bent plate or a fixed pulley and is used for supporting the curtain net 6-2. The drive rolls 6-6 are driven by a first drive means, which is a motor.
Further, the film frame beams 6-5 are arranged along the front-back direction of the frame, and at least two film frame beams 6-5 which are arranged left and right are arranged. The distance between the film frame beams 6-5 arranged at the left and the right is not less than the length of the driving roller 6-6 or the driven roller 6-3.
Furthermore, the heights of the upper ends of the plurality of brackets 6-4 are gradually reduced from the middle to the two sides, and the height of the upper end of the outermost bracket 6-4 is not lower than the height of the upper end of the driving roller 6-6 or the upper end of the driven roller 6-3. In this way, the upper side curtain net 6-2 protrudes upwards in the middle, which is beneficial to contacting with the film and pulling the film to move.
Further, a shade 6-1 is connected to an outer side of the shade net 6-2, and the shade 6-1 is in sliding contact with the supporting member 6-7. The curtain net 6-2 is a metal net, a high-temperature resistant coating is coated on the surface of the metal net, the coating is made of polytetrafluoroethylene, commonly known as teflon, and the metal net has the characteristics of high temperature resistance and extremely low viscosity.
When the film enters the conveying device 6, the film is heated and then is adhered to the curtain net 6-2 to a certain degree, namely the film is subjected to the acting force of the curtain net 6-2, but the acting force is not enough to adhere the film to the curtain net, so that the thickness of the film entering the compounding device can be controlled by controlling the rotating speed of the driving roller 6-6.
As shown in fig. 1, a composite transition roller 4 is provided at the rear side of the composite apparatus, and the film drawn out from the conveying device 6 enters the composite apparatus through the composite transition roller 4.
The upper composite roller 2 of the composite device is positioned obliquely above the middle composite roller 3, and the lower composite roller 4 is positioned right below the middle composite roller 3; the included angle A between the axis connecting line of the upper composite roller 2 and the middle composite roller 3 and the horizontal plane is not less than 30 degrees, preferably 45 degrees; by obliquely arranging the upper composite roller 2 and the middle composite roller 3, the film and the cloth are tensioned by the circumferential surface 1/4 on the upper side of the middle composite roller 3 before entering the extrusion gap, so that the bonding stress distance of the film and the cloth is increased, and compared with the mode of arranging the film and the cloth in a point extrusion manner from top to bottom, the film and the cloth are bonded more firmly, and the thickness of the film is more uniform; the lower composite roll 4 and the middle composite roll 3 extrude the film and the cloth again, and the composite strength of the film and the cloth is further enhanced.
The roller shafts of the upper composite roller 2, the middle composite roller 3 and the lower composite roller 4 are all provided with driven gears, the three driven gears are meshed and linked, one driven gear is meshed and linked with a driving gear of a second driving device, and the driving device is a motor.
A first transition roller 7 and a tension roller group 8 are arranged between the first unwinding roller 9 and the conveying device 6, and the tension roller group 8 comprises two tension rollers which are arranged up and down. The film is introduced onto the screen 6-2 of the conveying device 6 by means of a first transition roll 7 and a set of tensioning rolls 8.
The auxiliary rollers comprise a second transition roller 11, a third transition roller 12, a first tensioning roller 13, a fourth transition roller 14 and a second tensioning roller 15 which are arranged from back to front, and all the auxiliary rollers are positioned below or obliquely below the conveying device 6, and the cloth is guided to the composite transition roller 4 through the auxiliary rollers and is guided into the composite device together with the film.
Independent driving devices are arranged on the sides of the collecting roller 1, the first unwinding roller 9 and the second unwinding roller 10, and the driving devices are motors and are used for driving the collecting roller 1, the first unwinding roller 9 and the second unwinding roller 10 respectively. The thickness of the film can be controlled by adjusting the rotating speeds of the first unwinding roller 9, the driving rollers 6-6 and the composite device, for example: when the rotating speed of the first unwinding roller 9 and the composite device is constant, the rotating speed of the driving rollers 6-6 is reduced to be slightly lower than that of the composite device, the tensile force applied to the film is increased, and the film becomes thin; the rotating speed of the driving rollers 6-6 is increased to be slightly higher than that of the composite device, so that the tensile force applied to the film is reduced, and the film is thickened. Of course, the rotating speed of the conveying device 6 can be kept unchanged, and the rotating speed of the composite device can be adjusted to achieve the effect of controlling the thickness of the film. The specific relationship between the rotation speed and the film thickness is not the point of the invention to be discussed in the present application, so the relationship between the rotation speed and the film thickness is not listed in the present application.
The heating device comprises a heating frame which is hoisted in the frame, and a plurality of electric heating pipes are fixed in the heating frame. Each electric heating pipe is connected with a temperature controller in a circuit mode, the temperature controllers are connected with a power circuit, the electric heating pipes can independently control heating temperature, and the films can be heated at different temperatures in a segmented mode. The electric heating tube and the temperature controller are prior art and will not be described in detail herein.
When this application is produced, lead to set composite department with the membrane through conveyor 6, lead to set composite department through the auxiliary roll with cloth simultaneously, the membrane heats in conveyor 6 department, extrudees compound in set composite department, finally collects the lapping through collecting roller 1, accomplishes hot combined material's preparation.
Example 2: as shown in fig. 4, the conveying device 6 comprises a plurality of conveying units arranged in front and back, each conveying unit comprises a driving roller 6-6 and a driven roller 6-3, which are horizontally arranged in front and back, a film frame is arranged between the driving roller 6-6 and the driven roller 6-3, the film frame comprises a film frame beam 6-5 fixed in the frame, a plurality of supports 6-4 are arranged on the film frame beam 6-5 at intervals, and the upper ends of the supports 6-4 are provided with supporting pieces 6-7; the supporting piece is a flat plate, an arc-shaped bent plate or a fixed pulley and is used for supporting the curtain net 6-2. Each drive roll 6-6 is driven by an independent drive, which is an electric motor. The curtain net 6-2 is sheathed outside the driving roller 6-6, the driven roller 6-3 and the film frame.
An independent heating device is arranged above each conveying unit, the heating device comprises a heating frame hung in the rack, and a plurality of electric heating pipes are fixed in the heating frame. Referring to the temperature control manner of the electric heating tube in example 1, each heating device can control the heating temperature independently, and the film can be heated at different temperatures in sections. The structure and the heating mode are more applied to the refined control of the thickness of the film, and referring to the film thickness control mode in the embodiment 1, the film thickness between the conveying units can be adjusted by controlling the rotating speed of the conveying units.
The rest is the same as in example 1.
The foregoing description is by way of example only and is not intended as limiting the embodiments of the present application. All obvious variations and modifications of the present invention are within the scope of the present invention.
Claims (10)
1. The utility model provides a there is not cloth membrane separation geotechnological material heat recombination production line of hanging which characterized in that: the device comprises an unreeling device, a compounding device, a collecting device, a heating device and a conveying device, wherein the compounding device is arranged at the front end of a rack, the unreeling device is arranged at the rear end of the rack, the conveying device is arranged in the middle of the rack, and the heating device is arranged above the conveying device;
the unwinding device comprises a first unwinding roller and a second unwinding roller, and a film sheathed on the first unwinding roller is led to the compounding device through the conveying device; the cloth wrapped on the second unwinding roller is led to the compounding device through a plurality of auxiliary rollers;
the conveying device comprises a driving roller and a driven roller, a curtain net is wrapped and sleeved between the driving roller and the driven roller, and the driving roller drives the curtain net to rotate;
the composite device comprises an upper composite roller, a middle composite roller and a lower composite roller, and extrusion gaps are reserved among the upper composite roller, the middle composite roller and the lower composite roller;
the collecting device comprises a collecting roller, and the geotechnical material compounded by the compounding device is guided to the collecting roller to be collected in a coiled mode.
2. The thermal compounding production line of the needle-free cloth membrane separation geomaterials according to claim 1, wherein: the film frame comprises a film frame beam fixed in the frame, a plurality of supports are arranged on the film frame beam at intervals, and supporting pieces are arranged at the upper ends of the supports.
3. The thermal compounding production line of the needle-free cloth membrane separation geomaterials according to claim 1, wherein: the conveying device comprises a plurality of conveying units which are arranged front and back, each conveying unit comprises a driving roller and a driven roller, the driving roller and the driven roller are horizontally arranged front and back, a film frame is arranged between the driving roller and the driven roller, the film frame comprises a film frame beam fixed in the machine frame, a plurality of supports are arranged on the film frame beam at intervals, supporting pieces are arranged at the upper ends of the supports, and the curtain net is sheathed outside the driving roller, the driven roller and the film frame.
4. The thermal compounding production line of the needle-cloth-free membrane separation geomaterials according to claim 2 or 3, wherein: the heights of the upper ends of the plurality of brackets are arranged in a mode of gradually reducing from the middle to the two sides.
5. The thermal compounding production line of the needle-cloth-free membrane separation geomaterials according to claim 4, wherein: the outer side edge of the curtain net is connected with a curtain edge which is in sliding contact with the supporting piece.
6. The thermal compounding production line of the geotextile membrane separation material of claim 1, 2, 3 or 5, wherein: the rear side of the compounding device is provided with a compound transition roller, and the film led out from the conveying device enters the compounding device through the compound transition roller.
7. The thermal compounding production line of the geotextile membrane separation material of claim 1, 2, 3 or 5, wherein: the upper composite roller of the composite device is positioned obliquely above the middle composite roller, and the lower composite roller is positioned right below the middle composite roller; the included angle A between the axis connecting line of the upper composite roller and the middle composite roller and the horizontal plane is not less than 30 degrees.
8. The thermal compounding production line of the geotextile membrane separation material of claim 1, 2, 3 or 5, wherein: a first transition roller and a tensioning roller set are arranged between the first unwinding roller and the conveying device, and the tensioning roller set comprises two tensioning rollers which are arranged up and down; the film is introduced onto the screen of the conveying device by means of a first transition roller and a set of tensioning rollers.
9. The thermal compounding production line of the geotextile membrane separation material of claim 1, 2, 3 or 5, wherein: the auxiliary rollers comprise a second transition roller, a third transition roller, a first tensioning roller and a fourth transition roller which are arranged from back to front, and each auxiliary roller is positioned below or obliquely below the conveying device, and the auxiliary rollers are used for guiding the cloth to the composite transition roller and the film to the composite device together.
10. The thermal compounding production line of the needle-cloth-free membrane separation geomaterials according to claim 3, wherein: an independent heating device is arranged above each conveying unit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022835791.3U CN214354290U (en) | 2020-12-01 | 2020-12-01 | Thermal compounding production line for geotextile membrane separation without hanging needles |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022835791.3U CN214354290U (en) | 2020-12-01 | 2020-12-01 | Thermal compounding production line for geotextile membrane separation without hanging needles |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214354290U true CN214354290U (en) | 2021-10-08 |
Family
ID=77980102
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022835791.3U Expired - Fee Related CN214354290U (en) | 2020-12-01 | 2020-12-01 | Thermal compounding production line for geotextile membrane separation without hanging needles |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214354290U (en) |
-
2020
- 2020-12-01 CN CN202022835791.3U patent/CN214354290U/en not_active Expired - Fee Related
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Granted publication date: 20211008 |