CN217375037U - Film lifting and returning mechanism and film tearing and returning machine - Google Patents

Abstract

The utility model relates to the field of film tearing, in particular to a film lifting and returning mechanism and a film tearing and returning machine, wherein the film lifting and returning mechanism comprises a carrying platform, a frame which is arranged perpendicular to the carrying platform, and the frame and the carrying platform can move relatively; the pressing roller is fixed on the rack through a first linear driving device so as to be abutted against or far away from the carrying platform; and the rubber roller is fixed on the rack through a second linear driving device so as to be abutted against or far away from the carrying platform. The utility model provides a play membrane and return membrane mechanism sets up rubber roll and compression roller integration on first linear drive device to the rubber roll still can be relative compression roller relative movement through second linear drive device, thereby not only possessed the function of dyestripping, but also can be under the effect of pressing of compression roller with the membrane material of part tearing again smoothly the tectorial membrane on the product, guarantee to return the membrane effect.

Description

Film lifting and returning mechanism and film tearing and returning machine

Technical Field

The utility model relates to a dyestripping field, in particular to play membrane and return membrane mechanism and dyestripping and return membrane machine.

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. Film tearing machine has appeared in market, and the film tearing efficiency can be greatly improved through the film tearing 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 membrane that tears returns membrane mechanism still contacts with the material through having sticky membrane rubber roll of tearing to produce relative movement and tear the protection film on material surface and leave, its stability of tearing membrane is good efficient therefore widely used. A polarizer film tearing and returning mechanism disclosed in patent document CN209633987U (published as 2019, 11, 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. The utility model provides a polaroid dyestripping membrane returns membrane mechanism, control the lift of rubber roll through two elevating gear in order to prevent that the rubber roll extrudees the product in the adhesion process, also avoid simultaneously causing the membrane to drop from the rubber roll because of the rubber roll lifting control is improper; the utility model discloses provide the dyestripping in addition and return membrane machine improves the control accuracy that the rubber roll goes up and down among the dyestripping mechanism through setting up two elevating gear, improves dyestripping efficiency and avoids causing the damage to the product.

The film tearing and returning mechanism is basically limited to complete the operation of film tearing, but because some specific marks need to be made on the existing products coated with films, a part of the films needs to be torn off, after a part of the exposed product is marked, the torn films are attached again, and the process is called 'film returning' for short, and therefore needs to be further improved.

SUMMERY OF THE UTILITY MODEL

For solving the problem that the film tearing mechanism can not complete the operation of 'returning film' in the prior art, the utility model provides a film removing and returning mechanism, which comprises

A carrier table is arranged on the base plate,

the rack is vertical to the carrying platform, and the rack and the carrying platform can move relatively;

the pressing roller is fixed on the rack through a first linear driving device so as to abut against or be far away from the carrying platform;

and the rubber roller is fixed on the rack through a second linear driving device so as to be abutted against or far away from the carrying platform.

In one embodiment, the second linear drive device is mounted on a movable end of the first linear drive device.

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

In an embodiment, a third linear driving device is connected to the stage.

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.

Based on the foregoing, compare with prior art, the utility model provides a play membrane returns membrane mechanism sets up rubber roll and compression roller integration on first linear drive device to the rubber roll is still through second linear drive device compression roller relative movement relatively, thereby has not only possessed the function of dyestripping, but also can be under the pressing effect of compression roller with the membrane material of part tearing again the tectorial membrane smoothly on the product, guarantee to return the membrane effect.

The utility model also provides a dyestripping returns membrane machine, it adopts as above arbitrary the dyestripping return membrane mechanism.

In an embodiment, the device further comprises an operation table, and a track for the movement of the stage is arranged on the operation table.

Based on the foregoing, compare with prior art, the utility model discloses the dyestripping that still provides returns membrane machine, it adopts as above arbitrary the dyestripping return membrane mechanism, not only can satisfy the requirement of simple dyestripping, also can satisfy the current demand that some specific marks need be done again on the product to the product of tectorial membrane to through the cooperation of rubber roll and compression roller, accomplish smoothly the dyestripping and the operation of returning the membrane.

Additional features and advantages of the invention 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 invention. The objectives and other advantages of the invention 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 described 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 these 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 an embodiment of a film lifting and returning mechanism provided by the present invention;

fig. 2 is a schematic view of an embodiment of a film tearing and returning machine provided by the present invention;

FIG. 3 is a top view of the film tearing and recovering machine shown in FIG. 2;

FIG. 4 is a schematic view of an initial state of the film lifting and returning mechanism;

FIG. 5 is a schematic view of the rubber roller in a state of moving down to the edge of the product film material;

FIG. 6 is a schematic diagram showing the state that the carrier moves forward relative to the rubber roller to tear the film material;

FIG. 7 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. 8 is a schematic diagram of a state that the carrier moves in the opposite direction relative to the rubber roller and returns the film under the pressing of the roller.

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, but not all, embodiments of the present invention; 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; based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

In the description of the present invention, it should be noted that all terms (including technical terms and scientific terms) used in the present invention have the same meaning as commonly understood by one of ordinary skill in the art to which the present invention belongs, and cannot 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.

Referring to fig. 1, the present invention provides an embodiment of a film-releasing mechanism, which includes a horizontally disposed carrier 100 and a frame 200 disposed perpendicular to the carrier 100, wherein the frame 200 and the carrier 100 can move relatively, and the specific form has three types: firstly, the frame 200 is fixed, and the carrier 100 is driven by the driving device to move relative to the frame 200; secondly, the carrier 100 is fixed, and the frame 200 is driven by the driving device to move relative to the carrier 100; thirdly, the carrier 100 and the frame 200 are driven by the driving device to move in opposite directions;

in the embodiment shown in fig. 2 and 3, the frame 200 is fixed to the operation table 900, and the stage 100 is connected to the third linear driving device 800 and moved.

The press roller 300 is fixed on the frame 200 through the first linear driving device 500, and the press roller 300 can be abutted against or away from the carrier 100 under the driving of the first linear driving device 500;

the rubber roller 400 is fixed on the frame 200 by the second linear driving device 600, and driven by the second linear driving device 600, and then abuts against or is away from the carrier 100.

The axial direction of the pressing roller 300 or the rubber roller 400 in this embodiment is perpendicular to the moving direction of the carrier 100, and of course, a person skilled in the art can adjust the angle between the axial direction of the pressing roller 300 or the rubber roller 400 and the moving direction of the carrier 100 according to actual needs.

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.

The utility model provides a film-lifting film-returning mechanism's working process as follows:

firstly, a product 101 of a film material to be torn is placed on a carrier 100 and fixed, as shown in figure 1;

then, the second linear driving device 600 drives the rubber roller 400 to move down to be in contact with and adhered to the film 102 on the product 101, and then the carrier 100 moves right under the driving of the third linear driving device 800 to tear the film 102 from the product 101; preferably, at the same time, the second linear driving device 600 drives the rubber roller 400 to move up to a certain distance, so as to prevent the torn film material 102 from winding the rubber roller 400 and causing the problem of the film being unable to return, as shown in fig. 5 and 6, the link roller 300 is kept still.

Finally, after a mark is made on a part of the exposed area a of the product 102, the first linear driving device 500 drives the pressing roller 300 to move down to abut against a part of the product 101, which is covered with the film material 102, and then the carrier 100 moves left under the driving of the third linear driving device 800, and under the pressing action of the pressing roller 300, the film material 102 which is partially torn off is smoothly attached to the product 101 again, so that the film is returned, as shown in fig. 7 and 8, and the link rubber roller 400 is kept still.

Preferably, the rubber roller 400 is arranged parallel to the pressing roller 300, so that the pressing roller 300 can be ensured to attach the torn film 102 back smoothly.

Preferably, as shown in fig. 1, the second linear driving device 600 is installed on the movable end of the first linear driving device 500, that is, the press roller 300 and the rubber roller 400 are firstly moved down to be close to the product 101 by the first linear driving device 500, and then the rubber roller 400 is moved down to be in contact with and adhered to the film 102 on the product 101 by the second linear driving device 600, so that the downward movement stroke of the second linear driving device 600 can be reduced.

In an embodiment, as shown in fig. 1 and fig. 2, the frame 200 includes a beam 210 and two support beams 220 vertically fixed to two ends of the beam 210, the beam 210 spans the stage 100, the support beams 220 are located on two sides of the stage 100, and the first linear driving device 500 is fixed to the beam 210, so as to facilitate the pressing roller 300 and the glue roller 400 to contact with or separate from the product 101 on the stage 100.

In one embodiment, as shown in fig. 1, a first mounting plate 510 is fixed to a movable end of the first linear driving device 500, first bearing plates 520 are vertically fixed to two sides of the first mounting plate 510, and two 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.

Preferably, referring to fig. 1, 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. 1, 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 an impact force caused by the second mounting plate 610 to the first mounting plate 510 during a moving process, so as to perform a buffering function.

Preferably, as shown in fig. 8, 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, rubber coatings are wound on the press roller 300 and the rubber roller 400, and the rubber coatings are made of flexible materials and can deform under the pressing effect, so that the bonding surfaces of the press roller 300, the rubber roller 400 and the product 101 can be enlarged, and bubbles can be reduced.

The utility model also provides a tear film and return membrane machine, it adopts as above arbitrary the play membrane return membrane mechanism, not only can satisfy the requirement of simple tear film, also can satisfy the current product of tectorial membrane need do the demand of some specific marks again on the product to through the cooperation of rubber roll and compression roller, accomplish smoothly and play membrane and return the operation of membrane.

In an embodiment, as shown in fig. 2, the film tearing and recovering machine further includes an operation table 900, the two support beams 220 of the frame 200 are vertically fixed on the operation table 900, and the operation table 900 is further provided with a rail 901 for the movement of the stage 100, so that the stage 100 can smoothly move horizontally.

To sum up, compare with prior art, the utility model provides a play membrane returns membrane mechanism sets up rubber roll and compression roller integration on first linear drive device to the rubber roll is still through second linear drive device compression roller relative movement relatively, thereby has not only possessed the function of dyestripping, but also can be under the effect of pressing of compression roller with the membrane material that the part was torn again level and smooth tectorial membrane on the product, guarantee to return the membrane effect.

In addition, it will be appreciated by those skilled in the art that although a number of problems exist in the prior art, each embodiment or aspect of the present invention may be improved only in one or a few aspects, 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 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; although the present invention has been described in detail with reference to the foregoing embodiments, it should 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; such modifications and substitutions do not depart from the spirit and scope of the present invention.

Claims (10)

1. A film lifting and returning mechanism is characterized by comprising

A carrier (100) for supporting the workpiece,

the rack (200) is arranged perpendicular to the carrier (100), and the rack (200) and the carrier (100) can move relatively;

a press roller (300) fixed to the frame (200) by a first linear driving device (500) so as to abut against or be away from the stage (100);

the rubber roller (400) is fixed on the frame (200) through a second linear driving device (600) so as to be abutted against or far away from the carrier (100).

2. The film withdrawing and returning mechanism of claim 1, wherein: the second linear driving device (600) is mounted on the movable end of the first linear driving device (500).

3. The film stripping and returning mechanism according to claim 2, 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).

4. The film lifting and returning mechanism according to claim 3, 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).

5. The film lifting and returning mechanism according to claim 3, wherein: a damping device (700) is arranged between the second mounting plate (610) and the first mounting plate (510).

6. The film withdrawing and returning mechanism of 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.

7. The film withdrawing and returning mechanism of claim 1, wherein: a third linear driving device (800) is connected to the stage (100).

8. The film withdrawing and returning mechanism of claim 7, 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 utility model provides a tear film and return membrane machine which characterized in that: the film lifting and returning mechanism of any one of claims 1 to 8 is adopted.

10. The film tearing and returning machine of claim 9, wherein: the device is characterized by further comprising an operating platform (900), wherein a track (901) for the carrying platform (100) to move is arranged on the operating platform (900).

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