CN215849600U - Geomembrane impression eliminating device - Google Patents
Geomembrane impression eliminating device Download PDFInfo
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- CN215849600U CN215849600U CN202121544821.3U CN202121544821U CN215849600U CN 215849600 U CN215849600 U CN 215849600U CN 202121544821 U CN202121544821 U CN 202121544821U CN 215849600 U CN215849600 U CN 215849600U
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- geomembrane
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- 238000004519 manufacturing process Methods 0.000 claims abstract description 16
- 238000000071 blow moulding Methods 0.000 claims abstract description 7
- 239000007921 spray Substances 0.000 claims description 26
- 238000010438 heat treatment Methods 0.000 claims description 21
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 19
- 238000003825 pressing Methods 0.000 claims description 15
- 238000005520 cutting process Methods 0.000 claims description 8
- 238000003860 storage Methods 0.000 claims description 7
- 238000007664 blowing Methods 0.000 claims description 2
- 238000004891 communication Methods 0.000 claims description 2
- 238000000034 method Methods 0.000 abstract description 10
- 230000008569 process Effects 0.000 abstract description 7
- 238000005452 bending Methods 0.000 abstract description 4
- 238000012545 processing Methods 0.000 abstract description 2
- 239000000463 material Substances 0.000 description 5
- 230000000694 effects Effects 0.000 description 3
- 238000007731 hot pressing Methods 0.000 description 3
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- 238000012986 modification Methods 0.000 description 2
- 239000002994 raw material Substances 0.000 description 2
- 238000012546 transfer Methods 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 230000003044 adaptive effect Effects 0.000 description 1
- 230000002411 adverse Effects 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000011230 binding agent Substances 0.000 description 1
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- 238000001816 cooling Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
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Abstract
The application discloses a geomembrane impression eliminating device which is mainly applied to a geomembrane production line adopting a blow molding production process and comprises a traction roller, wherein the surface of the traction roller is provided with a groove, and the traction roller is used for drawing a geomembrane before being cut and unfolded; the groove is arranged at the folding edge position of the geomembrane before uncut unfolding. The two ends of the traction roller are provided with the grooves corresponding to the bending edge positions of the geomembrane, so that the stress of the bending edge of the geomembrane in the traction process is greatly reduced, and the generation of marks is avoided; even if the impression is generated, the depth of the impression is greatly reduced compared with the prior impression, and the impression can be conveniently eliminated by subsequent further processing.
Description
Technical Field
The utility model belongs to the technical field of geomembranes, and particularly relates to a geomembrane impression eliminating device.
Background
The geomembrane is a geotechnical anti-seepage material which is compounded by taking a plastic film as an anti-seepage base material and non-woven fabrics. According to the difference of the base materials, the geomembrane can be widely applied to construction sites of various industries such as environmental sanitation, water conservancy projects, municipal works, gardens and petrochemical industry.
In the prior art, the geomembrane has two production processes of a blow molding process and a squeeze process. The production process of the blow molding process comprises the steps of feeding raw materials into a die head of a blow molding machine through a heating screw, heating and melting the raw materials into melts, extruding the melts out of the machine head under the action of pressure to form a cylinder at the position of the machine head, blowing upwards by compressed air through the die head to form a film bubble with a certain diameter, stretching upwards through a traction roller and cooling to form a geomembrane, curling and extending downwards, drawing and dividing the geomembrane, unfolding the geomembrane through a film unfolding frame and finally coiling the geomembrane.
In the actual production process, because of the restriction of production space, the setting is chosen high mostly to the carry over pinch rolls for whole traction process is accomplished in vertical direction basically. However, the uncut cylindrical geomembrane is folded during the traction process, and the folded edge of the geomembrane is marked by the traction force and the supporting force of the traction roller when the geomembrane is in contact with the traction roller, so that the aesthetic degree of the product is influenced on one hand, and the product quality at the position is also influenced on the other hand. The cut edge of the geomembrane which is subsequently cut and unfolded along the folding edge at one side can also be bent, and is not easy to flatten in the using process.
It will thus be seen that the prior art is susceptible to further improvements and enhancements.
SUMMERY OF THE UTILITY MODEL
The present invention provides a geomembrane impression removing device to solve at least one of the above technical problems.
The technical scheme adopted by the utility model is as follows:
the utility model provides a geomembrane impression eliminating device which is arranged in a geomembrane production line adopting a blow molding production process and comprises a traction roller, wherein the surface of the traction roller is provided with a groove, and the traction roller is used for drawing a geomembrane before being cut and unfolded; the groove is arranged at the edge folding position of the geomembrane before being uncut and unfolded.
As a preferred embodiment of the present invention, the grooves include a first groove and a second groove, the first groove and the second groove are oppositely disposed at two ends of the pulling roll, and the distance between the first groove and the second groove is adapted to the specification of the produced geomembrane.
As a preferred embodiment of the utility model, the geomembrane cutting and unfolding machine further comprises a leveling assembly, wherein the leveling assembly comprises a conveying platform and a heating device, the conveying platform is used for bearing the cutting and unfolding geomembrane, and the heating device is used for heating the folding edge position corresponding to the cutting and unfolding geomembrane; the heating device comprises a plurality of hot air spray guns; alternatively, the heating device is a hot press plate.
As a preferred embodiment of the present invention, the leveling assembly further includes a spray gun support, and the plurality of hot air spray guns are connected to the spray gun support; the hot air spray gun can directly spray hot air to the mark and the cutting position of the geomembrane.
As a preferred embodiment of the present invention, the conveying platform is further provided with edge pressing pieces, the edge pressing pieces are oppositely arranged on two sides of the conveying platform, and the edge pressing pieces are used for flattening the edges of the cut and unfolded geomembrane; the edge pressing piece comprises a vertical section and a horizontal section, a first gap is formed between the horizontal section and the conveying platform, and the height of the first gap is adapted to the thickness direction of the geomembrane.
As a preferred embodiment of the present invention, the hot press plate is disposed above the conveying platform, and a second gap is formed between the hot press plate and the conveying platform, and the height of the second gap is adapted to the thickness of the geomembrane.
As a preferred embodiment of the utility model, the hot pressing plate is provided with a water storage cavity and a water inlet and a water outlet which are communicated with the water storage cavity.
In a preferred embodiment of the present invention, the hot press plate is electrically heated.
In a preferred embodiment of the present invention, the hot air spray guns are provided at both ends of the drawing roll.
As a preferred embodiment of the present invention, the conveying device further comprises a plurality of temperature measuring members, and the plurality of temperature measuring members are respectively connected to the traction roller and the conveying platform.
Due to the adoption of the technical scheme, the utility model has the beneficial effects that:
1. the two ends of the traction roller are provided with the grooves corresponding to the bending edge positions of the geomembrane, so that the stress of the bending edge of the geomembrane in the traction process is greatly reduced, and the generation of marks is avoided; even if the impression is generated, the depth of the impression is greatly reduced compared with the prior impression, and the impression can be conveniently eliminated by subsequent further processing.
2. The carry over pinch rolls both ends of this application can also set up hot air spray gun, use the direct jetting geomembrane of hot air spray gun edge of buckling to promote the ductility that the geomembrane buckled the edge, the production of impression is further avoided to the recess at cooperation carry over pinch rolls both ends.
Drawings
The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain the utility model and not to limit the utility model. In the drawings:
FIG. 1 is a schematic view of a pull roll configuration;
FIG. 2 is a cross-sectional view taken along line A-A of the pulling roll of FIG. 1;
FIG. 3 is a schematic drawing process;
FIG. 4 is a schematic structural diagram of portion B of FIG. 1;
FIG. 5 is a schematic view of a leveling assembly according to one embodiment;
FIG. 6 is a schematic structural view of portion C of FIG. 5;
FIG. 7 is a schematic structural view of portion D of FIG. 5;
fig. 8 is a schematic structural view of a leveling assembly according to a second embodiment.
Wherein,
1, a traction roller, 11 a first groove and 12 a second groove;
21 conveying platform, 22 hot air spray gun, 23 spray gun support, 24 hot pressing plate, 241 water inlet, 242 water outlet, 243 hot pressing plate support and 25 edge pressing piece;
31 a first gap, 32 a second gap;
4 geomembrane.
Detailed Description
In order to more clearly explain the overall concept of the present application, the following detailed description is given by way of example in conjunction with the accompanying drawings.
In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, however, the present invention may be practiced in other ways than those specifically described herein, and therefore the scope of the present invention is not limited by the specific embodiments disclosed below.
In addition, in the description of the present invention, it is to be understood that the terms "top," "bottom," "inner," "outer," "axial," "radial," "circumferential," and the like are used in the orientations and positional relationships indicated in the drawings for convenience in describing the present invention and simplicity in description, and do not indicate or imply that the referenced devices or elements must have a particular orientation, be constructed in a particular orientation, and be operated, and thus are not to be construed as limiting the present invention.
In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can, for example, be fixedly connected, detachably connected, or integrally formed; the connection can be mechanical connection, electrical connection or communication; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
In the present invention, unless otherwise expressly stated or limited, the first feature "on" or "under" the second feature may be directly contacting the first and second features or indirectly contacting the first and second features through an intermediate. In the description herein, references to the description of the term "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the utility model. In this specification, the schematic representations of the terms used above are not necessarily intended to refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
As shown in fig. 1 to 8, the present application discloses a geomembrane mark removing device disposed in a geomembrane production line using a blow molding production process, which includes a traction roller 1, wherein a surface of the traction roller 1 is provided with grooves, and the traction roller 1 is used for drawing a geomembrane 4 before being cut and unfolded; the groove is provided at the hem position of the geomembrane 4 before uncut deployment.
In a specific example, as shown in fig. 1, the grooves include a first groove 11 and a second groove 12, the first groove 11 and the second groove 12 are oppositely arranged at two ends of the traction roller 1, and the distance between the first groove 11 and the second groove 12 is adapted to the specification of the produced geomembrane 4. As a preferred embodiment of the present invention, with continued reference to fig. 2, the opening edges of the first groove 11 and the second groove 12 are rounded so as to prevent the sharp edges from cutting the geomembrane 4 to damage the geomembrane 4. Of course, other anti-cutting devices or structures may be additionally disposed at the opening edges of the first groove 11 and the second groove 12, and the specific structures of the first groove 11 and the second groove 12 are not particularly limited in the present invention
It should also be noted that the present invention also does not specifically limit the arrangement of the first groove 11 and the second groove 12. For example, the first grooves 11 and the second grooves 12 and the traction roller 1 are of an integrated structure, that is, the first grooves 11 and the second grooves 12 are directly formed on the surface of the traction roller 1, and the traction roller 1 which is adapted to the specification of the geomembrane 4 and provided with the grooves is designed and produced according to the different specifications of the geomembrane 4; or, a split structure can be adopted between the first groove 11 and the second groove 12 and the traction roller 1, the first groove 11 and the second groove 12 which are formed separately are respectively connected and fixed at two ends of the traction roller 1 through additionally arranging a connecting piece, and meanwhile, the distance between the first groove 11 and the second groove 12 can be adjusted by adjusting the relative connection position between the first groove 11 and the traction roller 1 and the second groove 12, so that the production requirements of geomembranes 4 with different specifications can be met.
Further, as shown in fig. 5 and 7, the mark removing device disclosed in the present application further includes a leveling assembly, and as shown in fig. 5, the leveling assembly includes a conveying platform 21 and a heating device, the conveying platform 21 is used for carrying the cut and unfolded geomembrane 4, and the heating device is used for heating the folding position corresponding to the cut and unfolded geomembrane 4.
The specific configuration and heating method of the heating device according to the present invention are not particularly limited, and any of the following embodiments may be employed:
the first implementation mode comprises the following steps: as shown in fig. 5, the heating means includes a plurality of hot air spray guns 22.
In one particular example, and with continued reference to fig. 5, the leveling assembly further includes a gun support 23, five hot air spray guns 22 are provided, and the five hot air spray guns 22 are connected to the gun support 23; three of the five hot air spray guns 22 can respectively spray hot air to the mark and the cutting edge of the geomembrane 4. As a preferred embodiment of the present invention, with reference to fig. 5, another two hot air spray guns 22 are disposed between the three hot air spray guns 22 at intervals, and can move along the spray gun support 23 and/or rotate relative to the spray gun support 23, so as to cover the entire surface of the geomembrane 4 after being blown and unfolded, which is favorable for improving the overall ductility of the geomembrane 4 at this time, and facilitates leveling.
As a preferred implementation manner of the embodiment of the present invention, referring to fig. 5 and fig. 6, the conveying platform 21 is further provided with edge pressing members 25, the edge pressing members 25 are oppositely disposed on two sides of the conveying platform 21, and the edge pressing members 25 are used for flattening the edges of the cut and unfolded geomembrane 4; the edge pressing piece 25 comprises a vertical section and a horizontal section, a first gap 31 is formed between the horizontal section and the conveying platform 21, and the height of the first gap 31 is adaptive to the thickness of the geomembrane 4. With continued reference to fig. 7, in one example, the binder 25 is in an "L" configuration, wherein the vertical side of the "L" configuration is connected to the conveying platform 21, and the horizontal side of the "L" configuration has the aforementioned first gap 31 with the conveying platform 21.
It should be noted that, an integrated structure or a split structure may be adopted between the blank holder 25 and the conveying platform 21, and when the split structure is adopted, the blank holder 25 and the conveying platform 21 may be connected and fixed in different connection manners such as clamping, bonding, threaded connection, and the like; as a preferred embodiment of the present invention, the conveying platform 21 may be provided with a guide rail, so that the position of the edge pressing member 25 can be changed along the guide rail, and the horizontal section of the edge pressing member 25 can move relative to the vertical section, so as to meet the production requirements of geomembranes 4 with different widths and thicknesses. The present invention is not limited to the specific structure of the blank holder 25, and the connection structure and connection manner between the blank holder 25 and the conveying platform 21.
The second embodiment: as shown in fig. 7, the heating device is a hot platen 24. The hot press plate 24 is arranged above the conveying platform 21, a second gap 32 is formed between the hot press plate 24 and the conveying platform 21, and the hot press plate 24 can move relative to the conveying platform 21 along the vertical direction, so that the height of the second gap 32 is adapted to the thickness of the geomembrane 4. Preferably, the side of the hot press plate 24 facing the transfer platform 21 has a smooth surface, so as to reduce the obstruction to the transfer of the geomembrane 4.
In one specific example, with continued reference to fig. 7, the leveling assembly further includes a hot press plate support 243, the hot press plate 24 is connected to the hot press plate support 243, and the hot press plate support 243 moves the hot press plate 24 along the vertical direction relative to the conveying platform 21.
The specific structure and heating method of the hot press plate 24 are not particularly limited in the present invention. As a preferred embodiment in the present embodiment, with reference to fig. 7, the hot press plate 24 has a water storage cavity (not shown), and a water inlet 241 and a water outlet 242 communicated with the water storage cavity, so that the hot water can be continuously introduced into the water storage cavity to heat the hot water, and the used hot water can be used for other purposes or recycled. Of course, the hot platen 24 may also be heated electrically or by other heating means.
Further, referring to fig. 3 and 4, hot air spray guns 22 may also be disposed on both sides of the pulling roll 1, and the hot air spray guns 22 are used in cooperation with the grooves disposed on both ends of the pulling roll 1, so as to further avoid the generation of marks and improve the mark removing effect.
As a preferred embodiment of the present invention, the mark removing device in the present application is further provided with a plurality of temperature measuring members (not shown in the figure), the plurality of temperature measuring members are respectively connected to the traction roller 1 and the conveying platform 21, and the temperature measuring members can measure the temperature of the geomembrane 4 and the hot air spray gun 22 and/or the hot press plate 24, so that the production personnel can conveniently regulate and control the temperature, the optimal effect of removing the mark due to too low temperature is avoided, and the adverse effect of too high temperature on the product quality of the geomembrane 4 can also be avoided.
The temperature measuring part can be a contact temperature sensor such as a thermocouple or a thermal resistor, or a non-contact temperature measuring instrument or device such as an infrared temperature measuring gun, and the utility model is not limited to this.
The method can be realized by adopting or referring to the prior art in places which are not described in the utility model.
The embodiments in the present specification are described in a progressive manner, and the same and similar parts among the embodiments are referred to each other, and each embodiment focuses on the differences from the other embodiments.
The above description is only an example of the present invention, and is not intended to limit the present invention. Various modifications and alterations to this invention will become apparent to those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention should be included in the scope of the claims of the present invention.
Claims (10)
1. A geomembrane mark eliminating device is arranged in a geomembrane production line adopting a blow molding production process and is characterized by comprising
The surface of the traction roller is provided with a groove, and the traction roller is used for drawing the geomembrane before being uncut and unfolded; the groove is arranged at the edge folding position of the geomembrane before being uncut and unfolded.
2. The geomembrane impression eliminator according to claim 1, wherein said grooves comprise a first groove and a second groove, said first groove and said second groove being disposed opposite each other at opposite ends of said pulling roll, the spacing between said first groove and said second groove being adapted to the specifications of the geomembrane being produced.
3. The geomembrane impression eliminating device according to claim 2, further comprising a leveling assembly, wherein the leveling assembly comprises a conveying platform and a heating device, the conveying platform is used for carrying the cut and unfolded geomembrane, and the heating device is used for heating the folding edge position corresponding to the cut and unfolded geomembrane; the heating device comprises a plurality of hot air spray guns;
alternatively, the heating device is a hot press plate.
4. The geomembrane impression removing device according to claim 3, wherein said leveling assembly further comprises a gun support to which a plurality of said hot air guns are connected; the hot air spray gun can directly spray hot air to the mark and the cutting position of the geomembrane.
5. The geomembrane impression eliminator according to claim 4, wherein said conveying platform is further provided with edge-pressing members, said edge-pressing members being disposed oppositely on both sides of said conveying platform, said edge-pressing members being adapted to flatten the cut and spread edges of the geomembrane;
the edge pressing piece comprises a vertical section and a horizontal section, a first gap is formed between the horizontal section and the conveying platform, and the height of the first gap is adapted to the thickness direction of the geomembrane.
6. The geomembrane impression eliminator according to claim 3, wherein said heat press plate is disposed above said conveyor platform with a second gap therebetween, said second gap having a height corresponding to the thickness of said geomembrane.
7. The geomembrane impression eliminator according to claim 6, wherein the hot press plate has a water storage chamber and a water inlet and a water outlet in communication with said water storage chamber.
8. The geomembrane impression eliminator according to claim 7, wherein said heat press plate is electrically heated.
9. The geomembrane impression eliminator according to any one of claim 5 or claim 8, wherein said hot air blowing guns are provided at both ends of said drawing roll.
10. The geomembrane impression removing device according to claim 9, further comprising a plurality of temperature measuring members, which are respectively connected to the traction roll and the conveying platform.
Priority Applications (1)
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CN202121544821.3U CN215849600U (en) | 2021-07-07 | 2021-07-07 | Geomembrane impression eliminating device |
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CN202121544821.3U CN215849600U (en) | 2021-07-07 | 2021-07-07 | Geomembrane impression eliminating device |
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CN215849600U true CN215849600U (en) | 2022-02-18 |
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CN202121544821.3U Active CN215849600U (en) | 2021-07-07 | 2021-07-07 | Geomembrane impression eliminating device |
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2021
- 2021-07-07 CN CN202121544821.3U patent/CN215849600U/en active Active
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GR01 | Patent grant | ||
GR01 | Patent grant | ||
PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: A device for eliminating geosynthetic membrane imprints Granted publication date: 20220218 Pledgee: Dezhou Lingcheng Rural Commercial Bank Co.,Ltd. Pledgor: Shandong Jiantong Geotechnical Materials Co.,Ltd. Registration number: Y2024980017845 |