CN210312771U - Pressing mechanism - Google Patents

Abstract

The utility model discloses a hold-down mechanism, including compressing tightly the backup pad, it is two sets of compress tightly backup pad one side and all be provided with first through-hole, and the inside of first through-hole all is provided with second deep groove ball bearing, be provided with the secondary shaft roller between the second deep groove ball bearing is inside, and the outside of secondary shaft roller is provided with the steel roller that compresses tightly. This hold-down mechanism, utilize and compress tightly slide and spacing inslot portion sliding connection, can conveniently compress tightly the altitude mixture control of rubber roll, and the spring through the clamp plate bottom is to the squeezing action who compresses tightly the slide, can ensure to compress tightly the rubber roll laminating at the top that compresses tightly the steel roller, need not the manual work and adjust the position that compresses tightly the rubber roll, it is more convenient to use, compress tightly the setting of expandeing the roller between the backup pad, through the positive spiral line that expandes the roller outside, the back spiral line carries out the spiral to the outside and promotes, make the device in the use, can expand the film after tensile and pave, the effect of rolling after having ensured compressing tightly.

Description

Pressing mechanism

Technical Field

The utility model relates to a film production technical field specifically is a hold-down mechanism.

Background

The film is a thin and soft transparent sheet made of plastic, adhesive, rubber or other materials, and the scientific explanation of the film is as follows: 2-dimensional materials formed by atomic, molecular, or ionic deposition on a substrate surface, for example: optical film, composite film, superconducting film, polyester film, nylon film, plastic film, etc. the film is widely used in electronic and electric appliance, machinery, printing and other industries, the film material is thin metal or organic matter layer with thickness ranging from single atom to several millimeters, and electronic semiconductor functional devices and optical coating are the main application of film technology.

And for guaranteeing to have the pulling force in the course of the transfer in the production of film, need compress tightly the film in-process to transmission, then the rolling, but the distance between the in-process that traditional hold-down mechanism used needs manual regulation compression roller, and the operation is comparatively inconvenient, and can't ensure the expansion of film after tensile, influences the rolling of film, consequently, the utility model relates to a hold-down mechanism to solve the problem that exists among the prior art.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a hold-down mechanism to solve and to appear in the above-mentioned background art and need manually adjust the distance between the compression roller if hold-down mechanism is in the in-process that uses, the operation is comparatively inconvenient, and can't ensure the expansion of film after the drawing, influences the problem of film rolling.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a hold-down mechanism, is including compressing tightly the backup pad, two sets of it all is provided with first through-hole to compress tightly backup pad one side, and the inside of first through-hole all is provided with second deep groove ball bearing, be provided with the second axis roller between the second deep groove ball bearing is inside, and the outside of second axis roller is provided with the steel roller that compresses tightly, the top of first through-hole all is provided with the spacing groove, and the inside of spacing groove all is provided with compresses tightly the slide, compress tightly slide and spacing groove sliding connection, the inside that compresses tightly the slide all is provided with first deep groove ball bearing, and is provided with first beam barrel between the first deep groove ball bearing, the outside of first beam barrel is provided with and compresses tightly the rubber roll, the top of spacing groove all is provided with the clamp plate, and the clamp plate all with backup pad fixed connection, the bottom of clamp plate all is.

Preferably, it is two sets of compress tightly the backup pad and keep away from one side of first through-hole and all be provided with the second through-hole, and be provided with between the inside of second through-hole and expand the roller, it rotates with the slide that compresses tightly to expand the roller and is connected, the one end that expands the roller outside is provided with positive spiral line, and the other end that expands the roller outside is provided with reverse spiral line, the spiral distance of positive spiral line and reverse spiral line all is 40 mm.

Preferably, both sides of the first deep groove ball bearing and the second deep groove ball bearing are provided with dust covers.

Preferably, the two ends of the pressing sliding seat are provided with clamping grooves, and the clamping grooves are clamped with the side walls of the limiting grooves.

Preferably, the outer side of the compression steel roller is coated with an antistatic coating.

Compared with the prior art, the beneficial effects of the utility model are that: this hold-down mechanism, can extrude the film through compressing tightly the rubber roll and compressing tightly the steel roll and cooperate, compress tightly the setting that the rubber roll both ends compressed tightly the slide, utilize and compress tightly slide and spacing inslot portion sliding connection, can conveniently compress tightly the altitude mixture control of rubber roll, and the spring through the clamp plate bottom is to the squeezing action who compresses tightly the slide, can ensure to compress tightly the rubber roll laminating at the top that compresses tightly the steel roll, it adjusts to the position that compresses tightly the rubber roll to need not the manual work, it is more convenient to use, compress tightly the setting of expansion roller between the backup pad, through the positive spiral line that expandes the roller outside, the spiral promotes to the outside is carried out to the reverse spiral line, make the device in the use, can expand the laying of film after tensile, the.

Drawings

FIG. 1 is a schematic view of the overall explosion structure of the present invention;

FIG. 2 is a schematic view of the structure of the present invention;

fig. 3 is a schematic view of the present invention.

In the figure: 1. a first deep groove ball bearing; 2. a first through hole; 3. a compression steel roller; 4. a pressing slide seat; 5. pressing the rubber roller; 6. pressing the supporting plate; 7. a first beam barrel; 8. a second deep groove ball bearing; 9. a spring; 10. pressing a plate; 11. an unwinding roller; 12. a limiting groove; 13. a second shaft roller; 14. a second through hole; 15. a positive spiral; 16. reverse spiral threads.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying 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 work belong to the protection scope of the present invention.

Referring to fig. 1-3, the present invention provides a technical solution: a pressing mechanism comprises pressing support plates 6, wherein one side of each of two groups of pressing support plates 6 is provided with a first through hole 2, the interior of each first through hole 2 is provided with a second deep groove ball bearing 8, a second shaft roller 13 is arranged between the interiors of the second deep groove ball bearings 8, the outer side of each second shaft roller 13 is provided with a pressing steel roller 3, the top of each first through hole 2 is provided with a limiting groove 12, the interior of each limiting groove 12 is provided with a pressing slide seat 4, the pressing slide seats 4 are in sliding connection with the limiting grooves 12, the interiors of the pressing slide seats 4 are provided with first deep groove ball bearings 1, a first shaft roller 7 is arranged between the first deep groove ball bearings 1, the outer side of the first shaft roller 7 is provided with a pressing rubber roller 5, the top of each limiting groove 12 is provided with a pressing plate 10, the pressing plates 10 are fixedly connected with the support plates 6, the bottoms of the pressing plates 10 are provided with springs 9, utilize to compress tightly slide 4 and 12 inside sliding connection of spacing groove, can conveniently compress tightly the altitude mixture control of rubber roll 4, and the spring 9 through clamp plate 10 bottom is to the squeezing action who compresses tightly slide 4, can ensure to compress tightly the laminating of rubber roll 4 at the top that compresses tightly steel roller 3, need not the manual work and adjusts the position that compresses tightly the rubber roll, and it is more convenient to use.

Further, two sets of backup pads 6 that compress tightly all are provided with second through-hole 14 in the one side of keeping away from first through-hole 2, and be provided with between the inside of second through-hole 14 and expand roller 11, it rotates with compressing tightly slide 4 to expand roller 11 and be connected, the one end that expands the roller 11 outside is provided with positive spiral line 15, and the other end that expands the roller 11 outside is provided with reverse spiral line 16, the spiral distance of positive spiral line 15 and reverse spiral line 16 all is 40mm, through expanding positive spiral line 15 in the roller 11 outside, reverse spiral line 16 carries out the spiral promotion to the outside, make the device in the use, can expand the film after tensile and lay the tie, the effect of rolling after having guaranteed to compress tightly.

Furthermore, both sides of the first deep groove ball bearing 1 and the second deep groove ball bearing 8 are provided with dust covers, so that dust is prevented from entering the bearings, and the transmission effect of the device is ensured.

Further, the two ends of the pressing slide seat 4 are provided with clamping grooves, and the clamping grooves are clamped with the side walls of the limiting grooves 12, so that the pressing slide seat 4 can be limited, and the deviation is avoided.

Further, the outer side of the pressing steel roller 3 is coated with an antistatic coating, so that static electricity generated on the surface of the pressing steel roller 3 in the conveying process is avoided.

The working principle is as follows: before using, install the device, during the use, pass through the top of expanding roller 11 with the film, and the laminating is at the top of expanding roller 11, then compress tightly and pass between rubber roll 5 and the pressure steel roll 3, in the film transfer process, it rotates to expand roller 11, and expand the film to the outside through positive spiral line 15 and reverse spiral line 16, pave the film, then the film after paving enters into and compresses tightly between steel roll 3 and the pressure rubber roll 5, because spring 9 is to the squeezing action who compresses tightly slide 4, the control compresses tightly slide 4 and slides in the inside of spacing groove 12, the bottom that will compress tightly rubber roll 5 is laminated with the film and is compressed tightly, then the film is through carrying out the rolling.

It should be finally noted that the above only serves to illustrate the technical solution of the present invention, and not to limit the scope of the present invention, and that simple modifications or equivalent replacements performed by those skilled in the art to the technical solution of the present invention do not depart from the spirit and scope of the technical solution of the present invention.

Claims (5)

1. The utility model provides a hold-down mechanism, includes the backup pad that compresses tightly which characterized in that: it is two sets of it all is provided with first through-hole to compress tightly backup pad one side, and the inside of first through-hole all is provided with second deep groove ball bearing, be provided with the secondary shaft roller between the second deep groove ball bearing is inside, and the outside of secondary shaft roller is provided with the steel roller that compresses tightly, the top of first through-hole all is provided with the spacing groove, and the inside of spacing groove all is provided with compresses tightly the slide, compress tightly slide and spacing groove sliding connection, the inside that compresses tightly the slide all is provided with first deep groove ball bearing, and is provided with first beam barrel between the first deep groove ball bearing, the outside of first beam barrel is provided with and compresses tightly the rubber roll, the top of spacing groove all is provided with the clamp plate, and the clamp plate all with backup pad fixed connection, the bottom of clamp plate all is provided with the spring, and the.

2. The hold-down mechanism of claim 1, wherein: two sets of compress tightly one side that the backup pad kept away from first through-hole all is provided with the second through-hole, and is provided with the expansion roller between the inside of second through-hole, the expansion roller rotates with compressing tightly the slide and being connected, the one end that expands the roller outside is provided with positive spiral line, and the other end that expands the roller outside is provided with reverse spiral line, the spiral distance of positive spiral line and reverse spiral line all is 40 mm.

3. The hold-down mechanism of claim 1, wherein: and dust covers are arranged on two sides of the first deep groove ball bearing and the second deep groove ball bearing.

4. The hold-down mechanism of claim 1, wherein: the two ends of the pressing sliding seat are provided with clamping grooves, and the clamping grooves are clamped with the side walls of the limiting grooves.

5. The hold-down mechanism of claim 1, wherein: and the outer side of the compression steel roller is coated with an antistatic coating.

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