CN111071540A

CN111071540A - Movable film pasting device for workpiece

Info

Publication number: CN111071540A
Application number: CN201911415266.1A
Authority: CN
Inventors: 曹超
Original assignee: Dongguan Deshang Precision Machinery Equipment Co ltd
Current assignee: Dongguan Deshang Precision Machinery Equipment Co ltd
Priority date: 2019-12-31
Filing date: 2019-12-31
Publication date: 2020-04-28

Abstract

The invention belongs to the technical field of film laminating machinery, and particularly relates to a movable film laminating device for a workpiece. The rolled thin film is positioned on the film rolling positioning shaft, and the free end of the thin film bypasses the transition guide rolling shaft assembly and is adsorbed at the bottom of the thin film adsorption pre-pressing mechanism; a product to be coated with a film is positioned and clamped on a workbench, the product is driven to move through a translation mechanism, one end of the product is positioned at the bottom of a film adsorption prepressing mechanism, the free end of the film is prepressed on the upper surface of the product through the film adsorption prepressing mechanism, the product is driven to move through the translation mechanism, and meanwhile, the film is covered and pressed on the upper surface of the product through a film covering mechanism; when the film is coated to the tail end of a product, the film is cut off by the film cutting mechanism, so that the film coating of the product is completed, the automatic film coating is realized, the workload of operators is reduced, and the film coating efficiency is improved.

Description

Movable film pasting device for workpiece

Technical Field

The invention belongs to the technical field of laminating machines, and particularly relates to a movable workpiece laminating device.

Background

The film laminating machine is used for attaching the film to the surface of the product, so that the product is coated. The laminating machine generally comprises a film stripping laminating machine and a film winding cutting type laminating machine; the film stripping type film laminating machine is used for stripping a film through a film stripping mechanism and then laminating the film on the upper surface of a product through a film laminating roller; and collecting the waste film through a winding mechanism. The cutting-off type film laminating mechanism is generally used for laminating a protective film on a product, specifically, the free end of a film is attached to the upper surface of the product, and the product is conveyed to move forwards through film laminating rollers and conveying rollers which are arranged in an up-and-down symmetrical manner, so that the product film laminating is completed; cutting off the film by a cutter after the film covering is finished; however, for some products which have large volume and cannot bear large covering pressure, the products cannot be covered by the film conveying mode through the upper and lower rollers, so that the film is covered by semi-automatic equipment at present, specifically, the free end of the film is attached to the products by an operator, and the products are manually pushed to realize the film covering; thus causing a large amount of work for the worker and being extremely inefficient.

Disclosure of Invention

The invention aims to provide a workpiece movable film pasting device, and aims to solve the problem that the existing large-scale product cannot be coated with films on the surface in a full-automatic mode.

In order to achieve the purpose, the workpiece movable film sticking device provided by the embodiment of the invention comprises a base, a translation mechanism, a workbench, an installation plate, a film rolling positioning shaft, a transition guide rolling shaft assembly, a film adsorption pre-pressing mechanism, a film cutting mechanism and a film covering mechanism; the translation mechanism is arranged on the base, and the workbench is arranged on a moving seat of the translation mechanism; the two mounting plates are symmetrically arranged on the base and positioned on two sides of the translation mechanism; the film winding positioning shaft, the transition guide rolling shaft assembly, the film adsorption pre-pressing mechanism, the film cutting mechanism and the film laminating mechanism are all arranged between the two mounting plates; the film rolling positioning shaft is used for placing and positioning a rolled film; the transition guide roller assembly is used for supporting and guiding the free end of the film; the film adsorption pre-pressing mechanism is positioned at the front end of the transition guide rolling shaft assembly and is used for guiding the end part of the film to the top of the workpiece; the film cutting mechanism is arranged at the front end of the film adsorption pre-pressing mechanism and used for cutting off the film; the film laminating mechanism is arranged at the front end of the film cutting mechanism and is used for laminating the film on the film adsorption prepressing mechanism on the upper surface of the workpiece.

Furthermore, vertical guide rails are arranged on the inner sides of the two mounting plates, each vertical guide rail is connected with a connecting plate in a sliding manner, and cylinders for driving the corresponding connecting plates to move up and down are arranged on the two mounting plates; the film adsorption prepressing mechanism, the film cutting mechanism and the film laminating mechanism are connected between the two connecting plates.

Further, the film adsorption pre-pressing mechanism comprises an adsorption plate and a steering roller, wherein the adsorption plate and the steering roller are connected between the two connecting plates, and the adsorption plate is positioned at the front end of the steering roller; the adsorption plate is internally provided with a cavity, the bottom of the adsorption plate is provided with a plurality of adsorption holes communicated with the cavity, and the cavity is connected with a negative pressure mechanism pipeline.

Furthermore, a first connecting piece and a second connecting piece are arranged on the inner sides of the two connecting plates, the two first connecting pieces are respectively connected to two ends of the steering roller, two first arc-shaped grooves which are distributed oppositely are arranged on each first connecting piece, and a locking screw penetrates through the corresponding first arc-shaped groove to be connected with the corresponding connecting plate; the two second connecting pieces are respectively connected with two ends of the adsorption plate, second arc-shaped grooves are formed in the second connecting pieces, and locking screws penetrate through the second arc-shaped grooves and are connected with the corresponding connecting plates.

Further, the front end of adsorption plate still is equipped with the pre-compaction roller bearing, the least significant end of pre-compaction roller bearing with the extension of the bottom of adsorption plate is tangent.

Furthermore, a connecting beam is arranged between the two connecting plates and is positioned above the film adsorption pre-pressing mechanism; the film cutting mechanism comprises: the cutting knife comprises a slide rail arranged at the bottom of the connecting beam, a connecting slide block connected with the slide rail in a sliding manner, a cutting knife fixedly arranged on the connecting slide block, and driving mechanisms arranged on the two connecting plates, wherein the driving mechanisms drive the connecting slide block to slide along the slide rail; the connecting slide block is provided with a connecting part which extends to the front end of the film adsorption prepressing mechanism, and the cutter is fixed on the connecting part.

Further, the driving mechanism comprises a first fixing plate arranged on one connecting plate, a second fixing plate arranged on the other connecting plate, a motor arranged on the first fixing plate, a driving wheel arranged on a rotating shaft of the motor, a driven wheel arranged on the second fixing plate, and a transmission belt connecting the driving wheel and the driven wheel; one side of the transmission belt is fixedly connected with the connecting slide block.

Further, the laminating mechanism includes: the supporting seats are respectively arranged at the front ends of the two connecting plates, the lifting cylinders are respectively arranged on the two supporting seats, the connecting seats are connected to the lifting ends of the lifting cylinders, and the pressing rolling shafts are connected with the two connecting seats at two ends; and a guide rod is arranged between the connecting seat and the corresponding supporting seat and used for guiding the lifting of the connecting seat.

Furthermore, the transition guide rolling shaft assembly comprises a first guide shaft, a second guide shaft and a tightening shaft, wherein the first guide shaft and the second guide shaft are arranged in a vertically staggered manner, and the second guide shaft and the tightening shaft are positioned on two sides of the first guide shaft; and the two ends of the tightening shaft are respectively provided with a linear guide rail, a sliding block of the linear guide rail is connected with the tightening shaft, and the guide rail of the linear guide rail is fixedly connected with the mounting plate.

Further, the translation mechanism comprises two guide rail seats arranged in parallel, slide rails arranged on the two guide rail seats, a moving seat connected with the two slide rails, and a belt driving mechanism arranged on the base; the belt of the belt driving mechanism is fixedly connected with the moving seat, and the workbench is arranged on the moving seat.

One or more technical solutions in the workpiece moving type film pasting device provided by the embodiment of the invention at least have the following technical effects:

1. the rolled thin film is positioned on the film rolling positioning shaft, and the free end of the thin film bypasses the transition guide rolling shaft assembly and is adsorbed at the bottom of the thin film adsorption pre-pressing mechanism; a product to be coated with a film is positioned and clamped on a workbench, the product is driven to move through a translation mechanism, one end of the product is positioned at the bottom of a film adsorption prepressing mechanism, the free end of the film is prepressed on the upper surface of the product through the film adsorption prepressing mechanism, the product is driven to move through the translation mechanism, and meanwhile, the film is covered and pressed on the upper surface of the product through a film covering mechanism; when the film is coated to the tail end of a product, the film is cut off by the film cutting mechanism, so that the film coating of the product is completed, the automatic film coating is realized, the workload of operators is reduced, and the film coating efficiency is improved.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the embodiments or the prior art descriptions will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without inventive exercise.

Fig. 1 is a schematic view of a workpiece moving type film laminating apparatus according to an embodiment of the present invention.

Fig. 2 is a perspective view of a workpiece moving type film laminating apparatus according to an embodiment of the present invention.

Fig. 3 is a structural diagram of a film adsorption prepressing mechanism of the workpiece moving type film laminating device according to an embodiment of the present invention.

Fig. 4 is a structural diagram of the adsorption plate portion of the workpiece moving type film laminating apparatus according to an embodiment of the present invention.

Fig. 5 is a structural diagram of the film cutting mechanism of the workpiece moving type film laminating device according to the embodiment of the invention.

Fig. 6 is a partially enlarged view of fig. 5.

Fig. 7 is a structural diagram of the film covering mechanism of the workpiece moving type film covering device according to the embodiment of the invention.

Fig. 8 is a structural diagram of the translation mechanism of the workpiece moving type film laminating device according to the embodiment of the invention.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary and intended to be illustrative of the embodiments of the present invention, and should not be construed as limiting the invention.

In the description of the embodiments of the present invention, it should be understood that the terms "length", "width", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc. indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience in describing the embodiments of the present invention and simplifying the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the embodiments of the present invention, "a plurality" means two or more unless specifically limited otherwise.

In the embodiments of the present invention, unless otherwise explicitly specified or limited, the terms "mounted," "connected," "fixed," and the like are to be construed broadly, e.g., as being fixedly connected, detachably connected, or integrated; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. Specific meanings of the above terms in the embodiments of the present invention can be understood by those of ordinary skill in the art according to specific situations.

In one embodiment of the present invention, as shown in fig. 1 and 2, the workpiece moving type film laminating apparatus includes a base 100, a translation mechanism 200, a worktable 300, a mounting plate 400, a film winding positioning shaft 500, a transition guiding roller assembly 600, a film adsorbing and pre-pressing mechanism 700, a film cutting mechanism 800 and a film covering mechanism 900. Wherein:

the translation mechanism 200 is disposed on the base 100, and the worktable 300 is disposed on a moving seat of the translation mechanism 200. The two mounting plates 400 are symmetrically disposed on the base 100 and located at two sides of the translation mechanism 200. The film rolling positioning shaft 500, the transition guide rolling shaft assembly 600, the film adsorption pre-pressing mechanism 700, the film cutting mechanism 800 and the film laminating mechanism 900 are arranged between the two mounting plates 400. The film rolling positioning shaft 500 is used for placing and positioning a rolled film; the transition guiding roller assembly 600 is used for supporting and guiding the free end of the film; the film adsorption pre-pressing mechanism 700 is located at the front end of the transition guide roller assembly 600 and is used for guiding the end of the film to the top of the workpiece; the film cutting mechanism 800 is arranged at the front end of the film adsorption pre-pressing mechanism 700 and is used for cutting off the film; the film laminating mechanism 900 is arranged at the front end of the film cutting mechanism 800, and the film laminating mechanism 900 is used for laminating the film on the film adsorption pre-pressing mechanism 700 on the upper surface of the workpiece. The specific principle of the embodiment is as follows: the rolled film is positioned on the film rolling positioning shaft 500, the free end of the film bypasses the transition guide rolling shaft assembly 600 and is adsorbed at the bottom of the film adsorption pre-pressing mechanism 700; positioning and clamping a product to be coated on the workbench 300, driving the product to move through the translation mechanism 200, enabling one end of the product to be located at the bottom of the film adsorption pre-pressing mechanism 700, pre-pressing the free end of the film on the upper surface of the product through the film adsorption pre-pressing mechanism 700, driving the product to move through the translation mechanism 200, and simultaneously covering and pressing the film on the upper surface of the product through the film coating mechanism 900; when the film is coated to the tail end of a product, the film is cut off by the film cutting mechanism 800, so that the film coating of the product is completed, the automatic film coating is realized, the workload of operators is reduced, and the film coating efficiency is improved.

Further, referring to fig. 1 to 3, vertical guide rails 410 are disposed on inner sides of the two mounting plates 400, a connecting plate 420 is slidably connected to each vertical guide rail 410, and a cylinder 430 for driving the corresponding connecting plate 420 to move up and down is disposed on each mounting plate 400. The film adsorbing and pre-pressing mechanism 700, the film cutting mechanism 800 and the film covering mechanism 900 are connected between the two connecting plates 420. In this embodiment, during film coating, the air cylinder 430 pushes the connecting plate 420 to descend, so that the film adsorption pre-pressing mechanism 700 descends, and the free end of the bottom film is pressed on the product, so that the workpiece moves, and the film is rolled down by the film coating mechanism 900, so that the film can be pressed on the upper surface of the workpiece.

Further, referring to fig. 1 to 4, the film adsorbing and pre-pressing mechanism 700 includes an adsorbing plate 710 and a turning roller 720 connected between the two connecting plates 420, wherein the adsorbing plate 710 is located at the front end of the turning roller 720; a cavity (not shown in the figure) is arranged in the adsorption plate 710, a plurality of adsorption holes 711 communicated with the cavity are arranged at the bottom of the adsorption plate, and the cavity is connected with a negative pressure mechanism (not shown in the figure) through a pipeline. In this embodiment, the suction hole 711 generates a negative pressure by the negative pressure mechanism, so that the free end of the film is sucked at the bottom of the suction plate 710. And when the film is adsorbed at the bottom of the adsorption plate 710, the film is turned and guided by the turning roller 720.

Further, referring to fig. 3, a first connecting piece 421 and a second connecting piece 422 are respectively disposed on the inner sides of the two connecting plates 420, the two first connecting pieces 421 are respectively connected to two ends of the steering roller 720, each first connecting piece 421 is provided with two first arc-shaped grooves (not shown in the drawings) which are distributed oppositely, and a locking screw passes through the corresponding first arc-shaped groove to be connected with the corresponding connecting plate 420; specifically, the position and angle of the steering roller 720, and thus the angle of the guide, may be adjusted by the first arc-shaped groove. Two second connecting piece 422 is connected respectively the both ends of adsorption plate 710, all be equipped with second arc wall (not shown in the attached drawing) on the second connecting piece 422, locking screw passes second arc wall with correspond connecting plate 420 is connected, consequently can adjust the pivot angle of adsorption plate 710 for it can adapt to the tectorial membrane of different products, and can also adapt to the product tectorial membrane of curved surface.

Further, referring to fig. 3, a pre-pressing roller 730 is further disposed at the front end of the adsorption plate 710, and the lowest end of the pre-pressing roller 730 is tangential to the extension of the bottom of the adsorption plate 710; specifically, the bottom of the suction plate 710 extends toward the pre-pressing roller 730 to be tangent to the pre-pressing roller 730. In this embodiment, when the film of adsorption plate 710 bottom adsorbs the upper surface at the product, when the product displacement, through pre-compaction roller 730 with the film pre-compaction at the upper surface of product to make the film can be smooth the absorption at the upper surface of product, and when the film adsorbs the upper surface at the product, have the production of effectively avoiding the bubble, improve the effect and the quality of tectorial membrane.

Further, referring to fig. 5 and 6, a connection beam 421 is disposed between the two connection plates 420, and the connection beam 421 is located above the film adsorbing and pre-pressing mechanism 700. The film cutting mechanism 800 includes: the cutting device comprises a sliding rail 810 arranged at the bottom of the connecting beam 421, a connecting slider 820 connected with the sliding rail 810 in a sliding manner, a cutting knife 830 fixedly installed on the connecting slider 820, and a driving mechanism 840 arranged on the two connecting plates 420, wherein the driving mechanism 840 drives the connecting slider 820 to slide along the sliding rail 810; the connection slider 820 is provided with a connection part 821 extending to the front end of the suction plate 710, and the cutter 830 is fixed to the connection part 821. In this embodiment, the cutter 830 is driven by the driving mechanism 840 to move, thereby cutting the film.

Further, referring to fig. 6, the driving mechanism 840 includes a first fixing plate disposed on one of the connecting plates 420, a second fixing plate disposed on the other connecting plate 420, a motor disposed on the first fixing plate, a driving wheel disposed on a rotating shaft of the motor, a driven wheel disposed on the second fixing plate, and a transmission belt connecting the driving wheel and the driven wheel; one side of the driving belt is fixedly connected with the connecting slider 820.

Further, referring to fig. 7, the laminating mechanism 900 includes: a support base 910 respectively disposed at the front ends of the two connection plates 420, a lifting cylinder 920 respectively disposed on the two support bases 910, a connection base 930 connected to the lifting end of each lifting cylinder 920, and a pressing roller 940 having two ends connected to the two connection bases; a guide rod 950 is disposed between the connection seat 930 and the corresponding support seat 910, and the guide rod 950 is used for guiding the connection seat 930 to move up and down. In this embodiment, during the laminating, the laminating roller 940 is driven to move downwards by the lifting cylinder, so that the laminating roller 940 compresses the film on the upper surface of the product, and the laminating of the product is realized.

Further, referring to fig. 2, the transition guiding roller assembly 600 includes a first guiding shaft 610 and a second guiding shaft 620 arranged in an up-down staggered manner, and a tightening shaft 630. The second guide shaft 620 and the tightening shaft 630 are located at both sides of the first guide shaft 610; both ends of the tightening shaft 630 are provided with linear guide rails 631, the sliding blocks of the linear guide rails 631 are connected with the tightening shaft 630, and the guide rails of the linear guide rails 631 are fixedly connected with the mounting plate 400. In this embodiment, the free end of the roll film positioned on the roll film positioning shaft 500 passes through the tightening shaft 630, the first guide shaft 610 and the second guide shaft 620 in sequence, and then is adsorbed at the bottom of the film adsorbing and pre-pressing mechanism 700, and the film is tightened by the gravity of the tightening shaft 630. Further, the first guide shaft 610, the second guide shaft 620 and the tightening shaft 630 are stainless steel rollers, and the surfaces thereof are provided with knurls, so that the films can be placed and adhered to the surfaces of the first guide shaft 610, the second guide shaft 620 and the tightening shaft 630.

Further, referring to fig. 8, the translation mechanism 200 includes two rail holders 210 disposed in parallel, a sliding rail 220 disposed on the two rail holders 210, a moving holder 230 connecting the two sliding rails 220, and a belt driving mechanism 240 disposed on the base 100. The belt of the belt driving mechanism 240 is fixedly connected to the movable base 230, and the worktable 300 is disposed on the movable base 230. In this embodiment, the belt driving mechanism 240 drives the moving base 230 to move along the sliding rail 220, so as to drive the worktable 300 to move.

Further, the belt driving mechanism 240 includes a driving roller 241, a driven roller 242, a driving motor 243, a belt 244, and a tension pulley assembly 245; the driving roller 241, the driven roller 242, the driving motor 243 and the tension pulley assembly 245 are all arranged on the base 100, the belt 244 is connected with the driving roller 241 and the driven roller 242, and the tension pulley assembly 245 is used for tensioning the belt 244; the driving motor 243 rotates the driving roller 241. Specifically, the number of the tensioning wheel assemblies 245 is multiple, and the tensioning wheel assemblies 245 include three tensioning wheels arranged in a triangular manner.

The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents and improvements made within the spirit and principle of the present invention are intended to be included within the scope of the present invention.

Claims

1. The movable film sticking device for the workpiece is characterized by comprising a base, a translation mechanism, a workbench, a mounting plate, a film rolling positioning shaft, a transition guide rolling shaft assembly, a film adsorption pre-pressing mechanism, a film cutting mechanism and a film covering mechanism; the translation mechanism is arranged on the base, and the workbench is arranged on a moving seat of the translation mechanism; the two mounting plates are symmetrically arranged on the base and positioned on two sides of the translation mechanism; the film winding positioning shaft, the transition guide rolling shaft assembly, the film adsorption pre-pressing mechanism, the film cutting mechanism and the film laminating mechanism are all arranged between the two mounting plates; the film rolling positioning shaft is used for placing and positioning a rolled film; the transition guide roller assembly is used for supporting and guiding the free end of the film; the film adsorption pre-pressing mechanism is positioned at the front end of the transition guide rolling shaft assembly and is used for guiding the end part of the film to the top of the workpiece; the film cutting mechanism is arranged at the front end of the film adsorption pre-pressing mechanism and used for cutting off the film; the film laminating mechanism is arranged at the front end of the film cutting mechanism and is used for laminating the film on the film adsorption prepressing mechanism on the upper surface of the workpiece.

2. The mobile workpiece film laminating device of claim 1, wherein: vertical guide rails are arranged on the inner sides of the two mounting plates, each vertical guide rail is connected with a connecting plate in a sliding mode, and cylinders for driving the corresponding connecting plates to move up and down are arranged on the two mounting plates; the film adsorption prepressing mechanism, the film cutting mechanism and the film laminating mechanism are connected between the two connecting plates.

3. The mobile workpiece film laminating device of claim 2, wherein: the film adsorption pre-pressing mechanism comprises an adsorption plate and a steering roller, wherein the adsorption plate and the steering roller are connected between the two connecting plates; the adsorption plate is internally provided with a cavity, the bottom of the adsorption plate is provided with a plurality of adsorption holes communicated with the cavity, and the cavity is connected with a negative pressure mechanism pipeline.

4. The mobile workpiece film laminating device of claim 3, wherein: the inner sides of the two connecting plates are respectively provided with a first connecting piece and a second connecting piece, the two first connecting pieces are respectively connected to two ends of the steering rolling shaft, each first connecting piece is provided with two first arc-shaped grooves which are distributed oppositely, and a locking screw penetrates through the corresponding first arc-shaped groove to be connected with the corresponding connecting plate; the two second connecting pieces are respectively connected with two ends of the adsorption plate, second arc-shaped grooves are formed in the second connecting pieces, and locking screws penetrate through the second arc-shaped grooves and are connected with the corresponding connecting plates.

5. The mobile workpiece film laminating device of claim 3, wherein: the front end of adsorption plate still is equipped with the pre-compaction roller bearing, the least significant end of pre-compaction roller bearing with the extension of the bottom of adsorption plate is tangent.

6. The mobile workpiece film laminating device of claim 2, wherein: a connecting beam is arranged between the two connecting plates and is positioned above the film adsorption pre-pressing mechanism; the film cutting mechanism comprises: the cutting knife comprises a slide rail arranged at the bottom of the connecting beam, a connecting slide block connected with the slide rail in a sliding manner, a cutting knife fixedly arranged on the connecting slide block, and driving mechanisms arranged on the two connecting plates, wherein the driving mechanisms drive the connecting slide block to slide along the slide rail; the connecting slide block is provided with a connecting part which extends to the front end of the film adsorption prepressing mechanism, and the cutter is fixed on the connecting part.

7. The mobile workpiece film laminating device of claim 6, wherein: the driving mechanism comprises a first fixing plate arranged on one connecting plate, a second fixing plate arranged on the other connecting plate, a motor arranged on the first fixing plate, a driving wheel arranged on a rotating shaft of the motor, a driven wheel arranged on the second fixing plate, and a transmission belt connecting the driving wheel and the driven wheel; one side of the transmission belt is fixedly connected with the connecting slide block.

8. The mobile workpiece film laminating device of claim 2, wherein: the film covering mechanism comprises: the supporting seats are respectively arranged at the front ends of the two connecting plates, the lifting cylinders are respectively arranged on the two supporting seats, the connecting seats are connected to the lifting ends of the lifting cylinders, and the pressing rolling shafts are connected with the two connecting seats at two ends; and a guide rod is arranged between the connecting seat and the corresponding supporting seat and used for guiding the lifting of the connecting seat.

9. The mobile workpiece film laminating device of claim 1, wherein: the transition guide rolling shaft assembly comprises a first guide shaft, a second guide shaft and a tightening shaft, wherein the first guide shaft and the second guide shaft are arranged in a vertically staggered manner, and the second guide shaft and the tightening shaft are positioned on two sides of the first guide shaft; and the two ends of the tightening shaft are respectively provided with a linear guide rail, a sliding block of the linear guide rail is connected with the tightening shaft, and the guide rail of the linear guide rail is fixedly connected with the mounting plate.

10. The mobile workpiece film laminating device of claim 1, wherein: the translation mechanism comprises two guide rail seats arranged in parallel, slide rails arranged on the two guide rail seats, a moving seat connected with the two slide rails, and a belt driving mechanism arranged on the base; the belt of the belt driving mechanism is fixedly connected with the moving seat, and the workbench is arranged on the moving seat.