CN114735311A

CN114735311A - Film lifting and returning method

Info

Publication number: CN114735311A
Application number: CN202210454952.5A
Authority: CN
Inventors: 黄鹏; 叶梁兴
Original assignee: Xiamen Kaicheng Precision Machinery Co ltd
Current assignee: Xiamen Kaicheng Precision Machinery Co ltd
Priority date: 2022-04-27
Filing date: 2022-04-27
Publication date: 2022-07-12

Abstract

The utility model relates to the field of film tearing, in particular to a film lifting and returning method, which comprises the following steps: s100, discharging: placing the product attached with the film material on a carrying platform; s200, adhesion: the second linear driving device drives the rubber roller to move downwards to be in contact with and adhered to the film material on the product; s300, film forming: the carrying platform moves forward relative to the rubber roller, and partial film materials are torn from the product; s400, returning the film: the carrying platform moves reversely relative to the rubber roller so that the partially torn film material is attached to the product again; still include the press mold between blowing and time membrane, the press mold is for driving the compression roller through first linear driving device and move to with the product and cover the partial butt that has the membrane material. This play membrane returns membrane method still adds the press mold link between the blowing and returning the membrane, drives the compression roller through first sharp drive arrangement and moves to and the product is covered with the partial butt that has the membrane material to in returning the membrane in-process, the membrane material of tearing can be level and smooth attached on the product under the "pressing" effect of compression roller, guarantee to return the membrane effect.

Description

Film lifting and returning method

Technical Field

The utility model relates to the field of film tearing, in particular to a film lifting and returning method.

Background

Traditional polaroid dyestripping operation all is accomplished through manual operation, and is great to operation workman intensity of labour, and dyestripping efficiency is lower. Tear the membrane machine on the market, can improve film tearing efficiency greatly through tearing the membrane machine.

A film tearing device disclosed in patent document CN108099360A (published 2018, 06, 01) includes a frame, a driving roller, a driven roller and a traction mechanism for tearing off a film to be torn; the driving roller and the driven roller are arranged on the frame in parallel and can rotate around respective shafts; the driving roller can move relative to the driven roller so as to abut against or be far away from the driven roller; the traction mechanism comprises a clamping component and a moving component, and the clamping component is used for clamping the edge of the film to be torn; the moving assembly is used for driving the clamping assembly to move relative to the driven roller and dragging the film to be torn to the position between the driving roller and the driven roller, so that the driving roller can enable the film to be torn to be abutted against the driven roller, and the film to be torn is torn off along with the driving roller driving the driven roller to rotate.

Except that the edge that the centre gripping subassembly will wait to tear the membrane material tears open as above-mentioned, current dyestripping mechanism is still through having sticky dyestripping rubber roll and material contact to produce relative movement and tear the protection film on material surface and leave, its dyestripping stability is good efficient therefore widely used. A polarizer film tearing mechanism disclosed in patent document No. CN209633987U (publication No. 2019, 11, and 15), comprising a frame and a lifting platform; a slide rail is arranged on the rack in the horizontal direction; the lifting platform is connected with the slide rail in a sliding way; the lifting platform is provided with a first lifting device and a second lifting device; the second lifting device is connected with the rubber roller through the first lifting device; the second lifting device is internally provided with a telescopic rod, and the telescopic rod or the first lifting device moves upwards or downwards to drive the rubber roller to move upwards or downwards. According to the polaroid film tearing mechanism provided by the utility model, the lifting of the rubber roller is controlled by the two lifting devices so as to prevent the rubber roller from extruding a product in the adhesion process, and meanwhile, the film is prevented from falling off from the rubber roller due to improper lifting control of the rubber roller; the utility model further provides a film tearing machine, and the control precision of the lifting of the rubber roller in the film tearing mechanism is improved by arranging the two lifting devices, so that the film tearing efficiency is improved, and the product is prevented from being damaged.

The film tearing mechanism is basically limited to complete the film tearing operation, but because some specific marks need to be made on the existing film-covered product, a part of the film needs to be torn off first, a part of the exposed product is marked, and then the torn film is attached to the product again in a smooth mode, which is called 'film returning' for short, and therefore needs to be further improved.

Disclosure of Invention

In order to solve the defect that the film tearing mechanism in the prior art cannot complete the film returning operation, the utility model provides a film lifting and returning method, which comprises the following steps:

s100, discharging: placing the product attached with the film material on a carrying platform;

s200, adhesion: the second linear driving device drives the rubber roller to move downwards to be in contact with and adhered to the film material on the product;

s300, film forming: the carrying platform moves forward relative to the rubber roller, and partial film materials are torn from the product;

s400, returning the film: the carrying platform moves reversely relative to the rubber roller so that the partially torn film material is attached to the product again;

still include the press mold between blowing and the time membrane, the press mold is for driving the compression roller through first linear driving device and move to and cover the partial butt that has the membrane material with the product.

In one embodiment, in the process of tearing off part of the film material from the product, the second linear driving device drives the rubber roller to move a certain distance in the direction away from the product so as to prevent the torn film material from winding the rubber roller.

In an embodiment, the second linear driving device is disposed on the first linear driving device, and before step S200, the first linear driving device drives the pressing roller and the rubber roller to move towards the product simultaneously.

In one embodiment, a first mounting plate is fixed at the movable end of the first linear driving device, and two first bearing plates used for fixing two ends of the compression roller are oppositely arranged at two sides of the first mounting plate;

the rubber roller is characterized in that the second linear driving device is fixed on the first mounting plate, the movable end of the second linear driving device is fixed with the second mounting plate, and the two sides of the second mounting plate are oppositely provided with second bearing plates for fixing the rubber roller.

In one embodiment, the first linear driving device is fixed on the operation table through a frame, and the stage is connected with the third linear driving device so that the stage moves on the operation table.

In an embodiment, the rack is provided with a first guide rail slidably connected to the first mounting plate, and the first mounting plate is provided with a second guide rail slidably connected to the second mounting plate.

In one embodiment, a damping device is arranged between the second mounting plate and the first mounting plate.

In an embodiment, the first linear driving device, the second linear driving device and the third linear driving device are respectively any one of an electric push rod, a hydraulic cylinder or an air cylinder.

In an embodiment, a track for moving the stage is disposed on the operation table.

In one embodiment, the circumferential side surface of the pressing roller is also provided with a correcting roller in a parallel fit mode.

Based on the above, compared with the prior art, the film lifting and returning method provided by the utility model sequentially comprises the steps of discharging, adhering, lifting and returning the film, and a film pressing link is additionally arranged between the discharging and the returning of the film, namely, the first linear driving device drives the press roller to move to abut against the part of the product coated with the film material, so that the torn film material can be flatly attached to the product under the pressing action of the press roller in the film returning process, the film returning effect is ensured, the film lifting and returning action is simple, and the equipment for realizing the action is simple in structure and low in cost.

Additional features and advantages of the utility model will be set forth in the description which follows, and in part will be obvious from the description, or may be learned by practice of the utility model. The objectives and other advantages of the utility model will be realized and attained by the structure particularly pointed out in the written description and claims hereof as well as the appended drawings.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly introduced below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts; in the following description, the drawings are illustrated in a schematic view, and the drawings are not intended to limit the present invention.

FIG. 1 is a schematic view of a discharge state provided by the present invention;

FIG. 2 is a schematic view of the state that the rubber roller moves down to the edge of the product film material;

FIG. 3 is a schematic diagram showing a state that the carrier moves forward relative to the rubber roller to tear the film material;

FIG. 4 is a schematic view of the state that the rubber roller moves up away from the carrier during the process of tearing the film material;

FIG. 5 is a schematic view of a state that the carrier moves in the reverse direction relative to the rubber roller and returns the film under the pressing of the roller;

FIG. 6 is a schematic diagram of the main mechanism for implementing the method for stripping and recovering the film provided by the present invention;

FIG. 7 is a schematic view of an overall apparatus for implementing the method for stripping and recovering films provided by the present invention;

fig. 8 is a schematic top view of the apparatus shown in fig. 7.

Reference numerals:

100 stage 101 product 102 film material

200 frame 210 beam 211 first guide

220 supporting beam 300 compression roller 301 correcting roller

500 first linear driving device 510 first mounting plate 400 rubber roller

520 first bearing plate 600 second linear drive 511 second guide

620 second bearing plate 700 damping device 610 second mounting plate

900 console 901 track 800 third linear drive

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, 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 some embodiments of the present invention, but not all embodiments; the technical features designed in the different embodiments of the present invention described below can be combined with each other as long as they do not conflict with each other; all other embodiments, which can be obtained by a person skilled in the art without inventive step based on the embodiments of the present invention, are within the scope of protection of the present invention.

In the description of the present invention, it is to be noted that all terms (including technical and scientific terms) used herein have the same meaning as commonly understood by one of ordinary skill in the art to which the present invention belongs, and are not to be construed as limiting the present invention; it will be further understood that terms used herein should be interpreted as having a meaning that is consistent with their meaning in the context of this specification and the relevant art and will not be interpreted in an idealized or overly formal sense unless expressly so defined herein.

The utility model provides a film lifting and returning method, which comprises the following steps:

s100, discharging: placing a product 101 with a film material 102 attached thereon on a stage 100, see fig. 1;

s200, adhesion: the second linear driving device 600 drives the rubber roller 400 to move downwards to be in contact with and adhered to the film material 102 on the product 101;

s300, film forming: the carrier 100 moves forward relative to the rubber roller 400, and the partial film material 102 is torn from the product 101 to the extent that the marking operation can be performed, as shown in fig. 3 and 4, the area of the torn part a can be determined by those skilled in the art according to the size of the mark actually required and the corresponding equipment condition;

s400, returning the film: the carrier 100 moves reversely relative to the rubber roller 400, so that the partially torn film 102 is attached to the product 101 again, as shown in fig. 5;

still include the press mold link between blowing and returning the membrane, as shown in fig. 3 and fig. 4, the press mold is for driving through first sharp drive arrangement 500 compression roller 300 move to with product 101 on have the partial butt of membrane material 102, in the membrane process that returns shown in fig. 5, the membrane material 102 of tearing can be level and smooth attached on the product under compression roller 300's "pressing" effect, guarantee to return the membrane effect, consequently, the action of press mold only need return behind the blowing accomplish before the membrane can.

There are three embodiments of the movement of the carrier 100 relative to the rubber roller 400 when viewed in the horizontal direction: firstly, the rubber roller 400 is fixed, and the carrier 100 is driven by the driving device to move relative to the rubber roller 400; secondly, the carrier 100 is fixed, and the rubber roller 400 is driven by the driving device to move relative to the carrier 100; thirdly, the carrier 100 and the rubber roller 400 are driven by the driving device to move in opposite directions.

Preferably, in S200, the contact portion of the rubber roller 400 and the film 102 on the product 101 is located at the edge of the product 101, so as to facilitate the film 102 to be torn from the edge.

Preferably, referring to fig. 4, in the process of tearing off a part of the film material 102 from the product 101, the second linear driving device 600 further drives the rubber roller 400 to move upward, i.e., away from the product 101 by a certain distance, so as to prevent the situation that the torn film material 102 cannot be separated from the rubber roller 400 in the film returning process due to the fact that the torn film material 102 is wound around the rubber roller 400.

Preferably, referring to fig. 6, the second linear driving device 600 is disposed on the first linear driving device 500, and before step S200, the first linear driving device 500 drives the pressing roller 300 and the rubber roller 400 to move towards the product 101 at the same time, and then the second linear driving device 600 moves the rubber roller 400 downward to contact and adhere to the film 102 on the product 101, so that the downward movement stroke of the second linear driving device 600 can be reduced.

In one embodiment, as shown in fig. 6, a first mounting plate 510 is fixed to the movable end of the first linear driving device 500, first bearing plates 520 are vertically fixed to both sides of the first mounting plate 510, and both ends of the pressing roller 300 are respectively rotatably connected to the two oppositely arranged first bearing plates 520;

the first mounting plate 510 is fixed with a second linear driving device 600, the movable end of the second linear driving device 600 is fixed with a second mounting plate 610, two sides of the second mounting plate 610 are vertically fixed with second bearing plates 620, and two ends of the rubber roller 400 are respectively connected to the two second bearing plates 620 which are arranged oppositely.

In one embodiment, as shown in fig. 7 and 8, the first linear actuator 500 is fixed to the stage 900 through the frame 200, and the stage 100 is connected to the third linear actuator 800 so that the stage 100 moves on the stage 900.

The frame 200 includes a beam 210 and two support beams 220 vertically fixed at two ends of the beam 210, the beam 210 crosses the carrier 100, the support beams 220 are located at two sides of the carrier 100 and fixed on the operation platform 900, and the first linear driving device 500 is fixed on the beam 210, so as to facilitate the contact or the separation of the press roller 300 and the rubber roller 400 with the product 101 on the carrier 100.

The first linear driving device 500, the second linear driving device 600, and the third linear driving device 800 are any one of an electric push rod, a hydraulic cylinder, and an air cylinder, and those skilled in the art can select and combine them according to actual situations.

Preferably, referring to fig. 6, the cross beam 210 is provided with a first guide rail 211 slidably connected to the first mounting plate 510, the first mounting plate 510 is provided with a second guide rail 511 slidably connected to the second mounting plate 610, and the first mounting plate 510 and the second mounting plate 610 can be more stable in the up-and-down movement process by the limiting function of the guide rails, so that the movement path is prevented from deviating.

Preferably, as shown in fig. 6, a shock absorbing device 700 is disposed between the second mounting plate 610 and the first mounting plate 510, the shock absorbing device 700 is specifically a spring shock absorber, and the shock absorbing device 700 can weaken the impact force of the second mounting plate 610 on the first mounting plate 510 during the moving process, so as to perform a buffering function.

Preferably, as shown in fig. 7 and 8, the operation table 900 is further provided with a rail 901 for moving the stage 100, so that the stage 100 can move horizontally and smoothly.

Preferably, as shown in fig. 5, a straightening roller 301 is further disposed in parallel to the circumferential side of the pressing roller 300, and during use, the pressing roller 300 is subjected to a large pressure, which is likely to deform, and therefore, the straightening roller 301 is disposed in parallel to the circumferential side of the pressing roller 300, which performs a shaping function on the pressing roller 300, and the straightening roller 301 is generally made of a material with high rigidity, such as iron.

Preferably, the press roll 300 and the rubber roll 400 are also wrapped with rubber coatings, and the rubber coatings are made of flexible materials and can deform under the action of pressing, so that the binding surfaces of the press roll 300, the rubber roll 400 and the product 101 can be increased, and bubbles can be reduced.

In summary, compared with the prior art, the film lifting and returning method provided by the utility model sequentially comprises the steps of feeding, adhering, lifting and returning the film, and a film pressing link is additionally arranged between the feeding and the returning of the film, namely, the first linear driving device drives the press roller to move to abut against the part of the product coated with the film material, so that the torn film material can be smoothly attached to the product under the pressing action of the press roller in the film returning process, the film returning effect is ensured, the film lifting and returning action is simple, and the equipment structure for realizing the action is simple.

In addition, it will be appreciated by those skilled in the art that, although there may be many problems with the prior art, each embodiment or aspect of the present invention may be improved only in one or several respects, without necessarily simultaneously solving all the technical problems listed in the prior art or in the background. It will be understood by those skilled in the art that nothing in a claim should be taken as a limitation on that claim.

Although terms such as stage, product, film, press roll, glue roll, damping device, console, rail, guide rail, cross beam, frame, linear drive, mounting plate, bearing plate, support beam, etc. are used more often herein, the possibility of using other terms is not excluded. These terms are used merely to more conveniently describe and explain the nature of the present invention; they are to be construed as being without limitation to any additional limitations that may be imposed by the spirit of the present invention; the terms "first," "second," and the like in the description and in the claims, and in the foregoing description and in the drawings, if any, are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order.

Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; while the utility model has been described in detail and with reference to the foregoing embodiments, it will be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; and the modifications or the substitutions do not make the essence of the corresponding technical solutions depart from the scope of the technical solutions of the embodiments of the present invention.

Claims

1. A film lifting and returning method is characterized in that: the method comprises the following steps:

s100, discharging: placing a product (101) with a film material (102) attached thereon on a stage (100);

s200, adhesion: the second linear driving device (600) drives the rubber roller (400) to move downwards to be in contact with and adhered to the film material (102) on the product (101);

s300, film forming: the carrier (100) moves forward relative to the rubber roller (400) to tear part of the film material (102) from the product (101);

s400, returning the film: the carrier (100) moves reversely relative to the rubber roller (400) so that the partially torn film material (102) is attached to the product (101) again;

still include the press mold between blowing and the time membrane, the press mold is for driving through first linear driving device (500) compression roller (300) to move to and product (101) are covered with the part butt of membrane material (102).

2. The film stripping and returning method according to claim 1, wherein: in the process that part of the film material (102) is torn from the product (101), the second linear driving device (600) drives the rubber roller (400) to move a certain distance in the direction away from the product (101) so as to prevent the torn film material (102) from winding the rubber roller (400).

3. The film stripping and returning method according to claim 1, wherein: the second linear driving device (600) is arranged on the first linear driving device (500), and before the step S200, the first linear driving device (500) drives the press roll (300) and the rubber roll (400) to move towards the direction close to the product (101) at the same time.

4. The film stripping and recovering method according to claim 3, wherein: a first mounting plate (510) is fixed at the movable end of the first linear driving device (500), and first bearing plates (520) used for fixing two ends of the compression roller (300) are oppositely arranged at two sides of the first mounting plate (510);

be fixed with on first mounting panel (510) second linear drive device (600), the expansion end of second linear drive device (600) is fixed with second mounting panel (610), the both sides of second mounting panel (610) are provided with relatively and are used for fixing second bearing plate (620) of rubber roll (400).

5. The film stripping and returning method according to claim 4, wherein: the first linear driving device (500) is fixed on an operation table (900) through a frame (200), and the stage (100) is connected with a third linear driving device (800) so that the stage (100) moves on the operation table (900).

6. The film stripping and recovering method according to claim 5, wherein: be equipped with on frame (200) with first mounting panel (510) sliding connection's first guide rail (211), be equipped with on first mounting panel (510) with second mounting panel (610) sliding connection's second guide rail (511).

7. The film stripping and recovering method according to claim 4, wherein: a damping device (700) is arranged between the second mounting plate (610) and the first mounting plate (510).

8. The film stripping and returning method according to claim 5, wherein: the first linear driving device (500), the second linear driving device (600) and the third linear driving device (800) are respectively any one of an electric push rod, a hydraulic cylinder or an air cylinder.

9. The film stripping and returning method according to claim 5, wherein: the operating platform (900) is provided with a track (901) for the carrying platform (100) to move.

10. The film stripping and recovering method according to claim 1, wherein: the circumferential side surface of the compression roller (300) is also provided with a correcting roller (301) in a parallel attaching mode.