CN212324442U

CN212324442U - Electrostatic discharge device for PE film

Info

Publication number: CN212324442U
Application number: CN202021464998.8U
Authority: CN
Inventors: 余华明
Original assignee: Hangzhou Meidekai Plastics Co ltd
Current assignee: Hangzhou Meidekai Plastics Co ltd
Priority date: 2020-07-22
Filing date: 2020-07-22
Publication date: 2021-01-08
Anticipated expiration: 2030-07-22

Abstract

The utility model belongs to the field of PE films, in particular to an electrostatic discharge device for PE films, which aims at the problems that the tension is very large when the existing PE film is unreeled, very large static electricity can be generated at the separation point of the PE film, electrostatic flowers are generated, spots are easy to be generated on the PE film, even the surface of the PE film is damaged, and the product quality is seriously influenced, the electrostatic discharge device for PE films has the following proposal that the electrostatic discharge device comprises a base, wheels are rotationally connected on the four corners of the bottom of the base, a first fixing plate and a second fixing plate are respectively and fixedly arranged on the two sides of the top of the base, a second conductive shaft is movably connected on the first fixing plate, a first conductive shaft is rotationally connected on the second fixing plate, and electrostatic adsorption rollers are fixedly sleeved on the first conductive shaft and the second conductive shaft, the utility model clamps the PE film by utilizing the two electrostatic adsorption rollers, and then the electrostatic conduction can be generated when the PE film is unreel, therefore, static electricity can be prevented from remaining on the PE film, and the PE film can be prevented from being damaged during unreeling.

Description

Electrostatic discharge device for PE film

Technical Field

The utility model relates to a PE membrane technical field especially relates to an electrostatic discharge device for PE membrane.

Background

In the existing production line of the PE composite film, films such as PET and the like are unreeled, and the unreeled composite film is directly compounded with the unreeled PE film through a composite roller into a PET/PE composite film after being coated with glue through a mesh wire roller and then passing through an oven.

When the PE film is unreeled, the tension is large, large static electricity can be generated at the separation point of the PE film, static electricity flowers are generated, spots are easily generated on the PE film, even the surface of the PE film is damaged, and the product quality is seriously influenced, so that the electrostatic discharge device for the PE film is provided for solving the problems.

SUMMERY OF THE UTILITY MODEL

In order to solve the above problems existing in the prior art, the utility model provides an electrostatic discharge device for PE membrane.

In order to realize the purpose, the utility model adopts the technical proposal that.

The utility model provides an electrostatic discharge device for PE membrane, includes the base, all rotate on the bottom four corners position of base and be connected with the wheel, and the top both sides of base fixed mounting respectively have first fixed plate and second fixed plate, swing joint has the electrically conductive axle of second on the first fixed plate, and rotates on the second fixed plate and be connected with first electrically conductive axle, first electrically conductive axle and second electrically conductive epaxial all fixed cover is equipped with the electrostatic adsorption roller, and two electrostatic adsorption rollers cooperate, one side fixed mounting that first fixed plate and second fixed plate are close to each other has same thread plate, and the bottom of thread plate runs through the base and rotate and be connected with the ground plate, first electrically conductive axle and second electrically conductive axle all with ground plate electric connection.

Preferably, a sliding hole is formed in the first fixing plate, a sliding plate is connected in the sliding hole in a sliding mode, the second conductive shaft penetrates through the sliding plate and extends to one side of the first fixing plate, and the second conductive shaft is rotatably connected with the sliding plate.

Preferably, the second conductive shaft is rotatably sleeved with a second conductive ring, the second conductive shaft is electrically connected with the second conductive ring, the bottom of the second conductive ring is fixedly provided with a first conductive column, and the first conductive column is fixedly connected with the top of the ground plate.

Preferably, one end of the first conductive shaft extends to one side of the second fixing plate and is rotatably connected with a first conductive ring, a conductive cover is fixedly mounted on one side of the top of the ground plate, a second conductive column is fixedly mounted at the bottom of the first conductive ring, and the bottom end of the second conductive column extends into the conductive cover and is electrically contacted with the inner wall of the conductive cover.

Preferably, the top of the base is rotatably provided with a reel, and the reel is positioned on one side of the two electrostatic adsorption rollers.

The utility model discloses in, an electrostatic discharge device for PE membrane:

according to the technical scheme, the PE film wound on the reel penetrates through the space between the two electrostatic adsorption rollers, then the screw rod can be rotated to drive the ground plate to move downwards, the second conductive shaft can be driven to move downwards under the driving of the first conductive column, and the two electrostatic adsorption rollers can be close to each other until the PE film is clamped;

the PE film can be unreeled from the reel by pulling the PE film, the two electrostatic adsorption rollers respectively realize close contact on the two sides of the PE film, at the moment, static electricity generated during unreeling of the PE film can be conducted, the static electricity generated on the two sides of the PE film can be transmitted by the first conductive columns and the second conductive columns respectively, then the static electricity can be transmitted to the grounding plate, and the generated static electricity can be released by the grounding plate;

the utility model discloses an utilize two static adsorption rollers to press from both sides tightly the PE membrane, later can in time conduct the static that produces when the PE membrane unreels to this can prevent that static from staying to exist on the PE membrane, so can avoid the PE membrane to appear damaging when unreeling.

Drawings

Fig. 1 is a structural side view of an electrostatic discharge device for PE film according to the present invention;

fig. 2 is a front view of the electrostatic discharge device for PE film according to the present invention;

fig. 3 is a structural three-dimensional diagram of an electrostatic discharge device for a PE film according to the present invention.

In the figure: the device comprises a base 1, wheels 2, a first fixing plate 3, a second fixing plate 4, a first conductive shaft 5, a second conductive shaft 6, an electrostatic adsorption roller 7, a first conductive ring 8, a second conductive ring 9, a first conductive column 10, a second conductive column 11, a conductive cover 12, a grounding plate 13, a threaded plate 14, a screw rod 15 and a scroll 16.

Detailed Description

The present invention will be further explained with reference to the drawings and examples.

Referring to fig. 1-3, an electrostatic discharge device for a PE film comprises a base 1, wheels 2 are rotatably connected to four corners of the bottom of the base 1, a first fixing plate 3 and a second fixing plate 4 are fixedly mounted on two sides of the top of the base 1 respectively, a second conductive shaft 6 is movably connected to the first fixing plate 3, a first conductive shaft 5 is rotatably connected to the second fixing plate 4, electrostatic adsorption rollers 7 are fixedly sleeved on the first conductive shaft 5 and the second conductive shaft 6, the two electrostatic adsorption rollers 7 are matched, the same threaded plate 14 is fixedly mounted on the side, close to each other, of the first fixing plate 3 and the second fixing plate 4, the bottom end of the threaded plate 14 penetrates through the base 1 and is rotatably connected with a ground plate 13, and the first conductive shaft 5 and the second conductive shaft 6 are electrically connected with the ground plate 13; a sliding hole is formed in the first fixing plate 3, a sliding plate is connected in the sliding hole in a sliding mode, the second conductive shaft 6 penetrates through the sliding plate and extends to one side of the first fixing plate 3, and the second conductive shaft 6 is rotatably connected with the sliding plate, so that the second conductive shaft 6 can be longitudinally limited; the second conductive shaft 6 is rotatably sleeved with a second conductive ring 9, the second conductive shaft 6 is electrically connected with the second conductive ring 9, the bottom of the second conductive ring 9 is fixedly provided with a first conductive column 10, and the first conductive column 10 is fixedly connected with the top of the grounding plate 13, so that the second conductive shaft 6 and the grounding plate 13 can be electrically connected and move simultaneously; one end of the first conductive shaft 5 extends to one side of the second fixing plate 4 and is rotatably connected with a first conductive ring 8, one side of the top of the ground plate 13 is fixedly provided with a conductive cover 12, the bottom of the first conductive ring 8 is fixedly provided with a second conductive column 11, the bottom end of the second conductive column 11 extends into the conductive cover 12 and is electrically contacted with the inner wall of the conductive cover 12, and the first conductive roller 5 can be kept to be electrically connected with the ground plate 13 all the time; the top of base 1 is rotated and is equipped with spool 16, and spool 16 is located one side of two electrostatic absorption rollers 7, can conveniently release the PE membrane.

In the utility model, the technical scheme is that firstly the PE film wound on the scroll 16 is penetrated between the two electrostatic adsorption rollers 7, then the screw 15 can be rotated to drive the ground plate 13 to move downwards, at the moment, the second conductive shaft 6 can be driven to move downwards under the driving of the first conductive column 10, at the moment, the two electrostatic adsorption rollers 7 can be close to each other until the PE film is clamped, at the moment, the ground plate 13 can be tightly attached to the ground, the PE film can be unreeled from the scroll 16 by pulling the PE film, and the two electrostatic adsorption rollers 7 respectively realize the tight contact of the two sides of the PE film, at the moment, the static electricity generated when the PE film is unreeled can be conducted, the static electricity generated by the two sides of the PE film can be respectively transmitted by the first conductive column 10 and the second conductive column 11, then the static electricity can be transmitted to the ground plate 13, and the grounding plate 13 is in a grounding state, the static electricity transferred to the grounding plate 13 can be transferred to the ground surface, and the generated static electricity can be released by the grounding plate 13, so that the static electricity can be prevented from remaining on the PE film, and the damage of the PE film during unreeling can be avoided.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The electrostatic discharge device for the PE film comprises a base (1) and is characterized in that wheels (2) are rotatably connected to the positions of four corners of the bottom of the base (1), a first fixing plate (3) and a second fixing plate (4) are fixedly mounted on two sides of the top of the base (1) respectively, a second conductive shaft (6) is movably connected to the first fixing plate (3), a first conductive shaft (5) is rotatably connected to the second fixing plate (4), electrostatic adsorption rollers (7) are fixedly sleeved on the first conductive shaft (5) and the second conductive shaft (6) respectively, the two electrostatic adsorption rollers (7) are matched, the same threaded plate (14) is fixedly mounted on one side, close to each other, of the first fixing plate (3) and the second fixing plate (4), the bottom end of the threaded plate (14) penetrates through the base (1) and is rotatably connected with a ground plate (13), the first conductive shaft (5) and the second conductive shaft (6) are both electrically connected with the grounding plate (13).

2. The electrostatic discharge device for the PE film as claimed in claim 1, wherein a sliding hole is formed in the first fixing plate (3), a sliding plate is slidably connected in the sliding hole, the second conductive shaft (6) penetrates through the sliding plate and extends to one side of the first fixing plate (3), and the second conductive shaft (6) is rotatably connected with the sliding plate.

3. The electrostatic discharge device for the PE film according to claim 1, wherein the second conductive shaft (6) is rotatably sleeved with a second conductive ring (9), the second conductive shaft (6) is electrically connected to the second conductive ring (9), the bottom of the second conductive ring (9) is fixedly installed with a first conductive pillar (10), and the first conductive pillar (10) is fixedly connected to the top of the ground plate (13).

4. The electrostatic discharge device for the PE film as claimed in claim 1, wherein one end of the first conductive shaft (5) extends to one side of the second fixing plate (4) and is rotatably connected with a first conductive ring (8), a conductive cover (12) is fixedly installed on one side of the top of the ground plate (13), a second conductive column (11) is fixedly installed on the bottom of the first conductive ring (8), and the bottom end of the second conductive column (11) extends into the conductive cover (12) and is electrically contacted with the inner wall of the conductive cover (12).

5. The electrostatic discharge device for PE film according to claim 1, wherein a reel (16) is rotatably arranged on the top of the base (1), and the reel (16) is positioned at one side of the two electrostatic adsorption rollers (7).