阅读说明：本技术 一种3d糙面土工膜生产装置以及方法 (3D rough-surface geomembrane production device and method ) 是由 郑野 赵雨诺 杨广超 于 2020-12-29 设计创作，主要内容包括：本发明公开了一种3D糙面土工膜生产装置以及方法,包括底板,所述底板上方设有第一固定辊以及第二固定辊,所述第一固定辊与所述第二固定辊之间绕装有土工膜本体,本发明涉及土工膜加工技术领域,本发明结构紧凑,3D打印头在光面土工膜表面,微熔颗粒粘结在膜表面后形成糙面土工膜,表面糙面可控。糙面即可全覆盖,又可以利用3D打印技术形成各种形状或图案,本装置生产的糙面土工膜,毛糙高度均匀且可控,毛糙面积可控,且糙面密度可控,糙面颗粒可形成且不限于倒漏斗型,固定在膜表面,生产效率高,节能环保,生产稳定,可实现在线加糙或二次加糙均可。本发明所涉及的糙面土工膜在工程应用中与垫层或防护层结合能力更强,工程质量更稳定。(The invention discloses a device and a method for producing a 3D rough geomembrane, which comprises a bottom plate, wherein a first fixed roller and a second fixed roller are arranged above the bottom plate, and a geomembrane body is wound between the first fixed roller and the second fixed roller. The mat surface can be the full cover, can utilize 3D printing technique to form various shapes or patterns again, the mat surface geomembrane of this device production, and the mat height is even and controllable, and the mat area is controllable, and mat surface density is controllable, and the mat surface granule can form and be not limited to the type of falling the funnel, fixes on the membrane surface, and production efficiency is high, and is energy-concerving and environment-protective, and production is stable, can realize on-line adding mat or the secondary adds mat all can. The rough-surface geomembrane has stronger binding capacity with a cushion layer or a protective layer and more stable engineering quality in engineering application.)

1. The utility model provides a 3D rough surface geomembrane apparatus for producing, its characterized in that, includes bottom plate (1), bottom plate (1) top is equipped with first fixed roll (2) and second fixed roll (3), first fixed roll (2) with around being equipped with geomembrane body (4) between second fixed roll (3), bottom plate (1) upper wall just is located first fixed roll (2) one side department is equipped with first 3D and beats printer head (5), bottom plate (1) upper wall just is located second fixed roll (3) one side department is equipped with support (6), be equipped with adjusting part on support (6), the adjusting part below is equipped with second 3D and beats printer head (7).

2. The 3D rough-surface geomembrane production device according to claim 1, wherein the adjusting assembly comprises a screw rod (8) which is screwed on the upper wall of the bracket (6), an adjusting plate (9) is movably arranged at the lower end of the screw rod (8), the second 3D printing head (7) is connected with the lower wall of the adjusting plate (9), a pair of guide holes (10) is formed in the upper wall of the bracket (6), a pair of guide rods (11) which can move up and down are arranged in the pair of guide holes (10), the lower ends of the pair of guide rods (11) are fixedly connected with the adjusting plate (9), and an adjusting hand wheel (12) is arranged above the screw rod (8).

3. The apparatus for manufacturing a 3D geomembrane having a rough surface according to claim 2, wherein a pair of limiting plates (13) are installed at upper ends of a pair of the guide rods (11).

4. A 3D matte geomembrane production apparatus according to claim 3, wherein said adjusting screw (8) is connected with said adjusting plate (9) by a bearing.

5. A 3D matte geomembrane production apparatus according to claim 1, wherein the height of said first fixed roll (2) is lower than the height of said second fixed roll (3).

6. A 3D matte geomembrane production apparatus according to claim 1, wherein said first 3D print head (5) and said second 3D print head (7) are used for spray coating the surface of the geomembrane body (4) to form a matte surface (14).

7. The 3D matte geomembrane production device according to claim 6, wherein the matte surface (14) has any one of an inverted funnel shape, a fish scale shape, a polygonal grid shape and a tapered dot shape, and the matte surface (14) is attached to the surface of the geomembrane body (4).

8. A 3D matte geomembrane production method using a 3D matte geomembrane production apparatus according to claims 1 to 7, comprising the steps of:

s1, adding carbon black powder and antioxidant powder into the HDPE powder, and mixing, wherein the total mass fraction of the carbon black powder accounts for 2-4% of the mixture, and the total mass fraction of the antioxidant powder accounts for 3-6% of the mixture;

s2, feeding the prepared mixture into a melting device for melting, and then feeding the mixture into a first 3D printing head (5) and a second 3D printing head (7);

s3, sequentially enabling the geomembrane body (4) to penetrate through the lower wall of the first fixing roller (2) and the upper wall of the second fixing roller (3), and setting the height and the shape of the rough surface (14) by adjusting the first 3D printing head (5) and the second 3D printing head (7) to finish printing of the rough surface (14).

9. The method as claimed in claim 8, wherein in step S1, the HDPE powder further comprises one or two of LDPE and LLDPE.

Technical Field

The invention relates to the technical field of geomembrane production, in particular to a device and a method for producing a 3D rough-surface geomembrane.

Background

The traditional geomembrane roughening device generally adopts nitrogen roughening, water roughening, chemical roughening and rough spraying, and has the defects of unstable control of surface roughness, large energy consumption of roughening process, large smoke and large noise, difficult control of membrane surface roughness area, difficult control of membrane surface roughness shape, low elongation of a certain roughened membrane which is less than 600 percent, incapability of meeting engineering requirements and the like, and laggard process.

Disclosure of Invention

Aiming at the defects of the prior art, the invention provides a device and a method for producing a 3D rough geomembrane, which solve the problem that the rough surface of the existing membrane body cannot meet the engineering requirements.

In order to achieve the purpose, the invention is realized by the following technical scheme: the utility model provides a 3D rough surface geomembrane apparatus for producing, includes the bottom plate, the bottom plate top is equipped with first fixed roll and second fixed roll, first fixed roll with around being equipped with the geomembrane body between the second fixed roll, the bottom plate upper wall just is located first fixed roll one side department is equipped with first 3D and beats printer head, the bottom plate upper wall just is located second fixed roll one side department is equipped with the support, be equipped with adjusting part on the support, the adjusting part below is equipped with second 3D and beats printer head.

Preferably, the adjusting part including connect soon in the screw rod of support upper wall, screw rod lower extreme movable mounting has the regulating plate, second 3D beat printer head with regulating plate lower wall is connected, a pair of guiding hole has been seted up to the support upper wall, and is a pair of the guide bar that can move about from top to bottom is worn to be equipped with in the guiding hole, and is a pair of the guide bar lower extreme with regulating plate fixed connection, the screw rod top is equipped with adjusting hand wheel.

Preferably, a pair of limiting plates is mounted at the upper ends of the pair of guide rods.

Preferably, the adjusting screw rod is connected with the adjusting plate through a bearing.

Preferably, the height of the first fixed roller is lower than the height of the second fixed roller.

Preferably, the first 3D printing head and the second 3D printing head are used for spraying on the surface of the geomembrane body to form a rough surface.

Preferably, the shape of the rough surface is any one of inverted funnel shape, fish scale shape, polygonal grid shape and conical point shape, and the rough surface is attached to the surface of the geomembrane body.

A3D rough-surface geomembrane production method comprises the following steps:

s1, adding carbon black powder and antioxidant powder into the HDPE powder, and mixing, wherein the total mass fraction of the carbon black powder accounts for 2-4% of the mixture, and the total mass fraction of the antioxidant powder accounts for 3-6% of the mixture;

s2, introducing the prepared mixture into a melting device, melting, and introducing into a first 3D printing head and a second 3D printing head;

s3, enabling the geomembrane body to sequentially penetrate through the lower wall of the first fixing roller and the upper wall of the second fixing roller, and finishing rough surface printing by adjusting the height and the shape of the set rough surface of the first 3D printing head and the second 3D printing head.

Preferably, in step S1, one or both of LDPE and LLDPE may be contained in the HDPE powder.

Advantageous effects

The invention provides a device and a method for producing a 3D rough-surface geomembrane, which have the following beneficial effects that the device and the method are compact in structure, a 3D printing head is arranged on the surface of a smooth-surface geomembrane, micro-melting particles are bonded on the surface of the geomembrane to form the rough-surface geomembrane, and the rough surface of the surface is controllable. The matte can be the full coverability, can utilize 3D printing technique to form various shapes or patterns again, the matte geomembrane of this device production, the matte height is even, the matte area is controllable, and matte density is controllable, the matte granule can form and be not restricted to the hourglass type, if can be fish scale form, polygon latticed, fixed membranes such as toper punctiform are on the surface, the control accuracy of matte is high, and production efficiency is high, the production site noise is low, energy-concerving and environment-protective of smokeless dust, production is stable, can realize that online adding is roughened or the secondary adds roughens all can. The combination ability of the rough-surface geomembrane and the cushion layer or the protective layer is stronger in engineering application.

Drawings

FIG. 1 is a schematic structural diagram of the present invention.

Fig. 2 is a schematic diagram of the rough surface structure of the present invention.

In the figure: 1. a base plate; 2. a first fixed roller; 3. a second fixed roller; 4. a geomembrane body; 5. a first 3D printhead; 6. a support; 7. a second 3D print head; 8. a screw; 9. an adjusting plate; 10. a guide hole; 11. a guide bar; 12. adjusting a hand wheel; 13. a limiting plate; 14. and (5) rough surface.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. 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.

Referring to fig. 1-2, the present invention provides a technical solution: a rough surface 14 geomembrane production device comprises a bottom plate 1, wherein a first fixed roller 2 and a second fixed roller 3 are arranged above the bottom plate 1, a geomembrane body 4 is wound between the first fixed roller 2 and the second fixed roller 3, a first 3D printing head 5 is arranged on the upper wall of the bottom plate 1 and positioned on one side of the first fixed roller 2, a support 6 is arranged on the upper wall of the bottom plate 1 and positioned on one side of the second fixed roller 3, an adjusting assembly is arranged on the support 6, and a second 3D printing head 7 is arranged below the adjusting assembly; the adjusting assembly comprises a screw rod 8 screwed on the upper wall of the support 6, an adjusting plate 9 is movably mounted at the lower end of the screw rod 8, the second 3D printing head 7 is connected with the lower wall of the adjusting plate 9, a pair of guide holes 10 are formed in the upper wall of the support 6, a pair of guide rods 11 capable of moving up and down penetrate through the pair of guide holes 10, the lower ends of the pair of guide rods 11 are fixedly connected with the adjusting plate 9, and an adjusting hand wheel 12 is arranged above the screw rod 8; a pair of limiting plates 13 are arranged at the upper ends of the pair of guide rods 11; the adjusting screw 8 is connected with the adjusting plate 9 through a bearing; the height of the first fixed roller 2 is lower than that of the second fixed roller 3; the first 3D printing head 5 and the second 3D printing head 7 are used for spraying and forming a rough surface 14 on the surface of the geomembrane body 4; the rough surface 14 is in an inverted funnel shape and is attached to the surface of the geomembrane body 4;

A3D rough-surface geomembrane production method comprises the following steps:

s1, adding carbon black powder and antioxidant powder into the HDPE powder, and mixing, wherein the total mass fraction of the carbon black powder accounts for 2-4% of the mixture, and the total mass fraction of the antioxidant powder accounts for 3-6% of the mixture;

s2, feeding the prepared mixture into a melting device for melting, and then feeding the mixture into the first 3D printing head 5 and the second 3D printing head 7;

and S3, sequentially enabling the geomembrane body 4 to penetrate through the lower wall of the first fixing roller 2 and the upper wall of the second fixing roller 3, and setting the height and the shape of the rough surface by adjusting the first 3D printing head 5 and the second 3D printing head 7 to finish printing the rough surface 4.

In step S1, one or both of LDPE and LLDPE may be contained in the HDPE powder.

The following working principles, detailed connecting means thereof, and the following main descriptions of the working principles and processes thereof are well known in the art, and will be referred to by those skilled in the art for the specific connection and operation sequence of the components in the present disclosure.

Example (b): the geomembrane body 4 sequentially passes through the first fixed roller 2 and the second fixed roller 3, the adjusting hand wheel 12 is rotated to enable the screw rod 8 to drive the adjusting plate 9 and the second 3D printing head 7 to descend, the second 3D printing head 7 is close to the geomembrane body 4, the height of a rough surface 14 is set according to a preset printer program through the first 3D printing head 5 and the second 3D printing head 7, the shape of the rough surface 14 is controllable, the appearance of the rough surface 14 is controllable, the inverted funnel type can be controlled and not limited to be attached to the surface of the geomembrane body 4, the rough surface 14 can be controlled to be a single rough surface 14 or a double rough surface 14, the problem that the elongation of the rough surface 14 is low and can not reach 600 percent is solved, the online roughening 14 for geomembrane production can be realized, the production is stable, and the printing heads can be arranged in parallel and synchronous according to.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation. The use of the phrase "comprising one of the elements does not exclude the presence of other like elements in the process, method, article, or apparatus that comprises the element.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.