CN218124993U - Static electricity eliminating device - Google Patents

Abstract

The utility model discloses an electrostatic elimination device, including the wind-up roll that is used for the rolling film, the front side of wind-up roll is equipped with two grudging posts respectively, rotates between two grudging posts and installs the pressure backup roll, and the outer disc of the membrane book on the wind-up roll pastes with the outer disc of pressing the backup roll mutually and leans on, all installs the support piece of rolling up towards the membrane on two grudging posts for demountable installation static stick, the distance of the outer disc of two support piece relative membrane rolls is all adjustable. The utility model can selectively install and remove the static bar according to different climatic conditions and environments, can keep a reasonable distance between the static bar and the film roll all the time, does not need manual adjustment, is convenient for operation, and is safe and reliable; in addition, the distance between the supporting piece and the outer circular surface of the film roll is adjustable, so that the electrostatic rod and the outer circular surface of the film roll keep a reasonable distance, and a better electrostatic elimination effect can be achieved.

Description

Static electricity eliminating device

Technical Field

The utility model relates to a film processing technology field specifically is an electrostatic elimination device.

Background

The film is widely applied to packaging, preservation, sealing and industrial production (electronic and electric products, machinery, printing and the like) as a common industrial product. Films are generally processed by extrusion blow molding, extrusion casting, and extrusion stretching.

In the film processing process, film coating is an indispensable process step, and the purpose is to form a protective layer or an antibacterial fresh-keeping layer on the surface of the film so as to achieve the purpose of prolonging the service life or achieving the food hygiene standard. Under dry weather conditions and environments, static electricity is usually formed on the film due to charge accumulation, so that dust is adsorbed, and the static electricity and the dust directly influence the film coating quality and efficiency, so that the static electricity on the film is usually required to be eliminated before film coating.

At present, the film of lapping is implemented by unreeling the roller and unreels, is implemented the rolling by the wind-up roll to the film of unreeling again, in order to guarantee that the film rolls up the surfacing, does not play the fold, can set up the pressure roller in the front side of wind-up roll usually, and the excircle face of the film book on the wind-up roll is leaned on with the excircle face that presses the roller mutually, plays the effect of leveling the film roll surface by pressing the roller. In order to eliminate the static electricity on the surface of the film, a wooden support is usually arranged between the winding roller and the pressing roller, and the static bar is erected on the wooden support, so that the distance between the static bar and the outer circular surface of the film roll is kept about 2cm, and a better static electricity elimination effect can be achieved.

The thickness of the film roll is gradually increased along with the continuous rolling, and in order to keep the outer circular surface of the film roll on the rolling roller attached to the outer circular surface of the pressing roller, the mounting bracket of the rolling roller is driven by the hydraulic cylinder to gradually move to one side far away from the pressing roller in a small range. In order to ensure that the distance between the electrostatic rod and the outer circular surface of the film roll is kept about 2cm, the wooden support needs to be moved by a worker to be away from one side of the pressing roller gradually, and the electrostatic rod needs to be electrified to work due to the fact that the space between the winding roller and the pressing roller is narrow and small, so that the operation is inconvenient and unsafe.

SUMMERY OF THE UTILITY MODEL

The utility model aims at overcoming the defects and shortcomings in the prior art, and providing the static electricity eliminating device which can selectively install and remove the static electricity rod according to different climatic conditions and environments, so that the static electricity rod can always keep a reasonable distance with the film roll without manual adjustment, thereby being convenient for operation, safe and reliable; and the reasonable distance between the static bar and the outer circular surface of the film roll can be kept, so that a better static elimination effect is achieved.

In order to achieve the above object, the utility model provides a following technical scheme:

an electrostatic eliminating device comprises a winding roller for winding a thin film, wherein two vertical frames are respectively arranged on the front side of the winding roller, a backup roller is rotatably arranged between the two vertical frames, and the outer circular surface of a film roll on the winding roller is abutted to the outer circular surface of the backup roller, and the electrostatic eliminating device is characterized in that: the two vertical frames are respectively provided with a supporting piece facing the film roll and used for detachably mounting an electrostatic rod, and the distance between the two supporting pieces and the outer circular surface of the film roll is adjustable.

Furthermore, the inner sides of the two vertical frames are provided with screw holes.

Furthermore, the support piece comprises a strip-shaped plate and a transverse short column fixed on the outer side of the rear end of the strip-shaped plate, a strip-shaped through groove is formed in the front end of the strip-shaped plate, a locking bolt penetrates through the strip-shaped through groove and is screwed in a screw hole in the inner side of the stand frame, the locking bolt is screwed, and the strip-shaped plate is fixed on the inner side of the stand frame; and the upper side wall of the transverse short column is fixedly connected with a clamping piece used for clamping two ends of the electrostatic rod.

Furthermore, when the locking bolt is loosened, the strip-shaped plate can transversely move back and forth and deflect up and down.

Furthermore, the clamping piece comprises a vertical short column fixedly connected to the upper side wall of the transverse short column, the top end of the vertical short column is fixedly connected with a square clamping block, and the square clamping block is matched with a square clamping groove in the end part of the electrostatic rod.

Furthermore, the cross section of the transverse short column is circular, and the diameter of the transverse short column is larger than the width of the strip-shaped plate.

Compared with the prior art, the beneficial effects of the utility model are that:

the utility model discloses utilize two grudging posts of current backing roll to all install the support piece towards the membrane book on every grudging post, detachable installation static stick can come selective installation and demolish static stick according to different climatic conditions and environment, along with the thickness of membrane book increases gradually, the wind-up roll adaptability moves outward, and the roller that presses immediately adaptability removes for static stick can keep reasonable interval with the membrane book all the time, need not manual regulation, both convenient to operate, safe and reliable again; in addition, the distance between the supporting piece and the outer circular surface of the film roll is adjustable, so that the electrostatic rod and the outer circular surface of the film roll keep a reasonable distance, and a better electrostatic elimination effect can be achieved.

Drawings

Fig. 1 is a schematic structural view of the present invention. In the figure, the direction indicated by a straight arrow is the moving direction of the film, and the direction indicated by a curved arrow is the rotating direction of the winding roller.

Fig. 2 is a schematic structural view of the middle support and its upper part of the present invention.

Fig. 3 is an enlarged view of a portion a in fig. 2.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts all belong to the protection scope of the present invention.

Referring to fig. 1-3, an electrostatic elimination device comprises a winding roller 1 for winding a film, wherein two vertical frames 2 are respectively arranged on the front side of the winding roller 1, a pressing roller 3 is rotatably arranged between the two vertical frames 2, the outer circular surface of a film roll 4 on the winding roller 1 is attached to the outer circular surface of the pressing roller 3, supporting pieces 5 facing the film roll 4 are respectively arranged on the two vertical frames 2 and used for detachably mounting an electrostatic rod (not shown in the figure, the same applies hereinafter), and the distances between the two supporting pieces 5 and the outer circular surface of the film roll 4 are adjustable.

In the utility model, the inner sides of the two vertical frames 2 are provided with screw holes (not shown in the figure, the same below).

In the utility model, the support piece 5 comprises a strip-shaped plate 6 and a transverse short column 7 fixed outside the rear end of the strip-shaped plate 6, the front end of the strip-shaped plate 6 is provided with a strip-shaped through groove 8, a locking bolt 9 passes through the strip-shaped through groove 8 and is screwed in a screw hole on the inner side of the stand, and the strip-shaped plate 6 can be fixed on the inner side of the stand by screwing the locking bolt 9; the upper side wall of the transverse short column 7 is fixedly connected with a clamping piece which can be used for clamping two ends of an electrostatic rod.

In addition, by loosening the locking bolt 9, the strip-shaped plate 6 is manually operated to perform the forward and backward traversing and/or the upward and downward deflection, so that the distance of the supporting piece 5 relative to the outer circular surface of the film roll 4 is adjusted.

The utility model discloses in, clamp the piece including the vertical short column 10 of fixed connection in the last lateral wall of horizontal short column 6, the square fixture block of top fixedly connected with 11 of vertical short column 10, the square clamping groove looks adaptation of the tip of square fixture block 11 and static stick.

Therefore, when the electrostatic rod is erected on the two transverse short columns 6, the two square clamping blocks 11 are just correspondingly clamped into the square clamping grooves at the two ends of the electrostatic rod respectively, and the electrostatic rod is installed.

The utility model discloses in, the cross-section of horizontal short column 7 is circular, and the diameter of horizontal short column 7 is greater than the width of strip shaped plate 6.

Therefore, after the electrostatic rod is installed, the circular transverse short column 7 can be reduced to be in contact with the electrostatic rod as far as possible, and the insulating property is improved; in addition, the diameter of horizontal short column 7 is greater than the width of strip shaped plate 6 for the static stick after the installation does not contact with strip shaped plate 6, can promote insulating effect.

It should be noted that the material of the transverse stub 7 should be selected from insulating materials.

The invention is further described below with reference to the accompanying drawings:

during installation, under dry weather conditions and environments, such as winter, the electrostatic rod is erected on the two transverse short columns 6, the two square clamping blocks 11 are just correspondingly clamped into the square clamping grooves at the two ends of the electrostatic rod respectively, and the electrostatic rod is installed on the two supporting pieces 5.

Then, according to a reasonable distance (generally about 2 cm) between the electrostatic rod and the outer circumferential surface of the film roll, the locking bolt 9 is unscrewed, the strip-shaped plate 6 is manually operated to perform front-back transverse movement and/or up-down deflection, and the distance between the electrostatic rod and the outer circumferential surface of the film roll is adjusted to a reasonable value. And then the locking bolt 9 is screwed to fix the strip-shaped plate 6 on the inner side of the stand, namely the two support pieces 5 are respectively fixed on the two stands 2.

When the film winding device works, the winding roller 1 rotates anticlockwise under the driving of the driving motor to wind a film, a film roll 4 is formed on the film roll, the outer circular surface of the pressing roller 3 is attached to the outer circular surface of the film roll 4, and the surface of the film roll 4 is flattened.

The thickness of the film roll 4 is gradually increased along with the continuous rolling, and in order to keep the outer circular surface of the film roll 4 on the rolling roller 1 attached to the outer circular surface of the pressing roller 3, a mounting bracket (not shown in the figure) of the rolling roller 1 is driven by a hydraulic cylinder (not shown in the figure) to gradually move slightly to the side far away from the pressing roller 3; the two stands 2 are driven by a cylinder (not shown) to move adaptively, so that the pressure roller 3 moves adaptively, and the outer circumferential surface of the pressure roller 3 is kept in contact with the outer circumferential surface of the film roll 4.

Although the present specification describes embodiments, not every embodiment includes only a single embodiment, and such descriptions are provided for clarity, and it is understood that the specification is incorporated herein by reference, and the embodiments described in each embodiment may be combined as appropriate to form other embodiments, which will be apparent to those skilled in the art.

Therefore, the above description is only for the preferred embodiment of the present application and is not intended to limit the scope of the present application; all changes which come within the meaning and range of equivalency of the claims are to be embraced within their scope.

Claims (6)

1. An electrostatic eliminating device comprises a wind-up roll for winding a film, wherein two vertical frames are respectively arranged on the front side of the wind-up roll, a backup roll is rotatably arranged between the two vertical frames, and the outer circular surface of a film roll on the wind-up roll is attached to the outer circular surface of the backup roll, and the electrostatic eliminating device is characterized in that: the two vertical frames are respectively provided with a supporting piece facing the film roll and used for detachably mounting an electrostatic rod, and the distance between the two supporting pieces and the outer circular surface of the film roll is adjustable.

2. The static elimination apparatus according to claim 1, wherein: the inner sides of the two vertical frames are provided with screw holes.

3. The static elimination apparatus according to claim 2, wherein: the support piece comprises a strip-shaped plate and a transverse short column fixed on the outer side of the rear end of the strip-shaped plate, a strip-shaped through groove is formed in the front end of the strip-shaped plate, a locking bolt penetrates through the strip-shaped through groove and is screwed in a screw hole in the inner side of the stand frame, and the locking bolt is screwed to fix the strip-shaped plate on the inner side of the stand frame; and the upper side wall of the transverse short column is fixedly connected with a clamping piece used for clamping two ends of the electrostatic rod.

4. A static elimination apparatus according to claim 3, wherein: the strip-shaped plate can transversely move back and forth and deflect up and down when the locking bolt is unscrewed.

5. A static elimination apparatus according to claim 3, wherein: the clamping piece comprises a vertical short column fixedly connected to the upper side wall of the transverse short column, a square clamping block is fixedly connected to the top end of the vertical short column, and the square clamping block is matched with a square clamping groove in the end portion of the electrostatic rod.

6. A static elimination apparatus according to claim 3, wherein: the cross section of the transverse short column is circular, and the diameter of the transverse short column is larger than the width of the strip-shaped plate.

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