CN217553123U - Laminating equipment - Google Patents

Abstract

A film laminating device comprises a mounting bracket, a film roller and a film laminating mechanism; the film laminating mechanism comprises a vacuumizing assembly, a film laminating assembly and a rolling roller; the film roller is arranged on the mounting bracket and is used for bearing a film; the rolling roller is provided with a plurality of groups of air hole groups; the plurality of air hole groups are connected with the vacuumizing assembly, so that the outer surface of the rolling roller has adsorption force; the film covering assembly is used for driving the rolling roller to lift up and down. The vacuum pumping assembly is communicated with the air hole group, so that the rolling roller generates adsorption force, the rolling roller pulls the film by virtue of the adsorption force, the film is kept flat, wrinkles are reduced, and the film is ensured to be opened; preferably, the rolling roller is driven by the film laminating assembly to ascend and descend up and down, the film covering the plate is pulled, wrinkles and overlapping of the film are reduced, the film laminating effect is guaranteed, and the film laminating machine is suitable for laminating substrates with various thicknesses.

Description

Laminating equipment

Technical Field

The utility model relates to a vacuum film covering technical field especially relates to a laminating equipment.

Background

In the plastic film industry, the existing film laminating technology or film laminating machine basically extrudes and stretches a film on the double sides of a rubber roller and the rubber roller to cover a base material, or presses the film on the base material to be covered through the rubber roller, so that the film laminating function is completed. This tends to cause sticking and overlapping of the films, resulting in wrinkles in the films and thus extremely poor film-coating effects.

SUMMERY OF THE UTILITY MODEL

To achieve the purpose, the utility model adopts the following technical proposal:

a film laminating device comprises a mounting bracket, a film roller and a film laminating mechanism; the film laminating mechanism comprises a vacuumizing assembly, a film laminating assembly and a rolling roller; the film roller is arranged on the mounting bracket and is used for bearing a film; the rolling roller is provided with a plurality of groups of air holes which are arranged on the outer surface of the rolling roller along the circumference of the rolling roller; the vacuumizing assembly is used for sucking air in the air hole group, so that the air hole group becomes a vacuum state; the film covering assembly is used for covering the film on the plate.

Preferably, a plurality of through exhaust passages are arranged inside the rolling roller, the exhaust passages are arranged along the circumference of the rolling roller, and the exhaust passages are not communicated with one another; the exhaust channel is communicated with the air hole group; the vacuumizing assembly comprises a suction fan and a clamping circular sleeve; the clamping round sleeves are respectively arranged at two ends of the rolling roller; the clamping round sleeve is provided with a plurality of round holes and a plurality of air outlet holes; the plurality of round holes are circumferentially arranged on one end face of the clamping round sleeve and are not communicated with each other; the air outlet holes are circumferentially arranged on the arc surface of the clamping circular sleeve and are not communicated with each other; the circular holes are communicated with the air outlet holes; the circular hole is communicated with the exhaust channel; the suction fan is used for sucking air to the air outlet.

Preferably, the vacuum assembly further comprises a connection kit and a suction tube; a through vent groove is formed in the connecting sleeve; the connecting sleeve is clamped on the arc surface of the clamping round sleeve, and the vent groove is communicated with the air outlet; the air suction pipe is inserted into the connecting sleeve, and the air inlet end of the air suction pipe is communicated with the vent groove; and the air outlet end of the air suction pipe is communicated with the fan.

Preferably, the connection sleeve comprises a locking sleeve and a clamping sleeve; the locking sleeve is provided with a first connecting hole; the clamping sleeve is provided with a second connecting hole; the locking sleeve is connected with the first connecting hole and the second connecting hole through a connecting piece, so that the clamping sleeve is clamped on the arc surface of the clamping circular sleeve.

Preferably, the clamping round sleeve, the connecting sleeve and the clamping round sleeve are all made of an oily nylon plate material or a polytetrafluoroethylene material.

Preferably, the film covering assembly comprises a telescopic cylinder, a bearing seat and a mounting plate; the telescopic cylinder is hinged to the telescopic mounting bracket, and a telescopic driving end of the telescopic cylinder can be stretched in the vertical direction; the bearing seat is arranged on the mounting bracket; one end of the mounting plate is sleeved on the bearing seat, and the other end of the mounting plate is hinged with the telescopic driving end of the telescopic cylinder, so that the telescopic driving end of the telescopic cylinder can drive the mounting plate to lift up and down; the rolling roller is sleeved on the mounting plate.

Preferably, the mounting bracket further comprises a cutting assembly; the cutting assembly comprises a cutting cylinder and a cutting line; the telescopic driving end of the cutting cylinder can be stretched in the vertical direction; the cutting line is connected to the telescopic driving end of the cutting cylinder.

Preferably, the cutting wire is an iron wire or a heating wire.

Preferably, the device further comprises a compression assembly; the pressing assembly comprises a pressing cylinder and a pressing block; the telescopic driving end of the pressing cylinder can be stretched in the vertical direction; the compressing block is arranged at the telescopic driving end of the compressing cylinder.

Preferably, the mounting bracket further comprises a rolling drive motor and a transmission gearbox; the rolling driving end of the rolling driving motor is connected with the transmission gear box; the end part of the rolling roller is sleeved in the transmission gear box.

Compared with the prior art, one of the technical schemes has the following beneficial effects:

the vacuum pumping assembly is communicated with the air hole group, so that the rolling roller generates adsorption force, the rolling roller pulls the film by virtue of the adsorption force, the film is kept flat, wrinkles are reduced, and the film is ensured to be opened; preferably, the film laminating assembly drives the rolling roller to ascend and descend vertically, the film covering the plate is pulled, wrinkles and overlapping of the film are reduced, the film laminating effect is guaranteed, and the film laminating machine is suitable for laminating base materials with various thicknesses.

Drawings

FIG. 1 is a front view of a laminating device according to an embodiment of the present invention;

fig. 2 is a schematic view of a rolling roller according to an embodiment of the present invention;

FIG. 3 is a schematic view of a clamping cylinder according to an embodiment of the present invention;

fig. 4 is a schematic view of the connection between the suction pipe, the mount and the rolling roller according to an embodiment of the present invention;

fig. 5 is a sectional view showing a connection between the air suction pipe, the mounting seat and the rolling roller according to an embodiment of the present invention;

FIG. 6 is a schematic view of a laminating mechanism according to an embodiment of the present invention;

FIG. 7 is an enlarged partial view of the dashed circle A in FIG. 1;

FIG. 8 is a rear view of the laminating device according to one embodiment of the present invention;

fig. 9 is a top view of a laminating device according to an embodiment of the present 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 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 accompanying drawings are exemplary only for explaining the present invention, and should not be construed as limiting the present invention.

Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicit to a number of technical features being indicated. Thus, features defined as "first", "second" and "third" may explicitly or implicitly include one or more of the features.

In one preferred embodiment of the present application, as shown in fig. 1 to 9, a film coating apparatus includes a mounting bracket 1, a film roller 2 and a film coating mechanism; the film covering mechanism comprises a vacuumizing assembly 3, a film covering assembly 5 and a rolling roller 4; the film roller 2 is arranged on the mounting bracket 1, and the film roller 2 is used for bearing a film; the rolling roller 4 is provided with a plurality of groups of air holes 41, and the plurality of air hole groups 41 are arranged on the outer surface of the rolling roller 4 along the circumference of the rolling roller 4; the vacuum pumping assembly 3 is used for sucking air in the air hole group 41, so that the air hole group 41 becomes a vacuum state; the film covering assembly 5 is used for covering a film on a plate.

In this embodiment, the film is guided to the film laminating apparatus by the film roller 2, and the direction of the film being guided by the film laminating apparatus is shown in fig. 1. Before the film is coated, the starting end of the film is clamped to the starting end of the plate material manually or by a machine, and then the rolling roller 4 rolls along with the plate material when the plate material moves, so that the film is guided onto the plate material. Further, as shown in fig. 2, the outer surface of the rolling roller 4 is provided with a plurality of air hole groups 41, the air hole groups 41 are formed by a plurality of air hole groups 41 uniformly arranged at intervals along the length direction of the rolling roller 4, and the plurality of air hole groups 41 are uniformly arranged at intervals along the circumference of the rolling roller 4. Further, the air hole group 41 is connected to the vacuum pumping assembly 3, so that the vacuum pumping assembly 3 pumps air in the air holes to a vacuum state, and a negative pressure is generated in the air hole group 41, so that the rolling roller 4 generates an adsorption force. Therefore, when the film is guided on the rolling roller 4, the rolling roller 4 can pull and adsorb the film, so that the stretching degree of the film is increased, and the film overlapping is reduced. Further, since the rolling roller 4 has suction to the film at all times, and the start of the film is clamped to the start of the plate at all times. And finally, driving the rolling roller 4 to move downwards through the film laminating assembly 5, so that the film covered on the plate is pulled downwards, the film is further stretched, wrinkles of the film are reduced, and finally, the film is cut off through a machine or manually, so that the film laminating is completed. Therefore, the vacuum-pumping assembly 3 is communicated with the air hole group 41, so that the rolling roller 4 generates adsorption force to ensure that the thin film is opened; preferably, the rolling roller 4 is driven to ascend and descend by the film laminating assembly 5, a film covering a plate is pulled, wrinkles and overlapping of the film are reduced, and a film laminating effect is guaranteed.

Specifically, a plurality of through air exhaust channels 42 are arranged inside the rolling roller 4, the plurality of air exhaust channels 42 are arranged along the circumference of the rolling roller 4, and the air exhaust channels 42 are not communicated with each other; the exhaust passage 42 communicates with the gas hole group 41; the vacuumizing assembly 3 comprises a suction fan 31 and a clamping circular sleeve 32; the clamping round sleeves 32 are respectively arranged at two ends of the rolling roller 4; the clamping round sleeve 32 is provided with a plurality of round holes 321 and a plurality of air outlet holes 322; the plurality of circular holes 321 are circumferentially arranged on one end face of the clamping circular sleeve 32, and the plurality of circular holes 321 are not communicated with each other; the air outlet holes 322 are circumferentially arranged on the arc surface of the clamping circular sleeve 32, and the air outlet holes 322 are not communicated with each other; the circular hole 321 is communicated with the air outlet 322; the circular hole 321 communicates with the exhaust passage 42; the suction fan 31 is used for sucking air to the air outlet 322.

In this embodiment, during the suction process of the suction fan 31, the gas is sucked into the exhaust passage 42 from the air hole set 41, then flows into the circular hole 321 from the exhaust passage 42, and finally is sucked out from the air outlet 322, so as to realize the suction process. Therefore, after the film covers the rolling roller 4, the air in the exhaust channel 42 is pumped away, and the film prevents the air from entering the exhaust channel 42, so that negative pressure is generated in the covered exhaust channel 42, the rolling roller 4 pulls and adsorbs the film, the stretching degree of the film is increased, and the film overlapping is reduced. It should be noted that in other embodiments, the suction fan 31 may be other suction devices, such as a vacuum pump.

Further, the vacuum pumping assembly 3 further comprises a connecting kit 33 and a suction pipe 34; a through ventilation groove 331 is provided in the connection sleeve 33; the connecting sleeve member 33 is clamped on the arc surface of the clamping circular sleeve 32, and the vent groove 331 is communicated with the air outlet 322; the air suction pipe 34 is inserted into the connection sleeve 33, and an air inlet end of the air suction pipe 34 is communicated with the ventilation groove 331; the air outlet end of the air suction pipe 34 is communicated with the suction fan 31. As shown in fig. 4, the suction pipe 34 and the air vent groove 331 are provided to concentrate the suction force of the suction fan 31, thereby further ensuring that the air in the exhaust passage 42 is sucked away, and ensuring that the negative pressure is maintained in the exhaust passage 42, thereby ensuring the pulling and the adsorption of the film by the rolling roller 4.

Preferably, the connection sleeve 33 comprises a locking sleeve 331 and a snap sleeve 332; the locking sleeve 331 is provided with a first connecting hole; the fastening sleeve 332 is provided with a second connecting hole; the locking sleeve is connected with the first connecting hole and the second connecting hole through a connecting piece, so that the clamping sleeve 332 is clamped on the arc surface of the clamping circular sleeve 32. As shown in fig. 6, the clamping process of the connecting sleeve 33 is as follows, first, the circular arc connecting surface of the clamping sleeve 332 is positioned on the circular arc surface of the clamping circular sleeve 32, and then the connecting piece sequentially passes through the first connecting hole and the second connecting hole, so that the locking sleeve 331 presses the clamping sleeve 332 downwards, and thus the circular arc connecting surface of the clamping sleeve 332 can better clamp the circular arc connecting surface of the clamping circular sleeve 32. This arrangement makes the connection kit 33 simple and compact in construction and inexpensive to manufacture.

Preferably, the clamping circular sleeve 32, the connecting sleeve 33 and the clamping circular sleeve 32 are all made of an oily nylon plate material or a polytetrafluoroethylene material. Because the parts made of the two materials have good wear resistance, the service lives of the clamping round sleeve 32, the connecting sleeve 33 and the clamping round sleeve 32 are prolonged. And the sealing performance of the vacuum pump is good, so that the vacuum effect is ensured.

Preferably, the film covering assembly 5 comprises a telescopic cylinder 51, a bearing seat 53 and a mounting plate 52; the telescopic cylinder 51 is hinged to the telescopic mounting bracket 1, and a telescopic driving end of the telescopic cylinder 51 can be stretched in the vertical direction; the bearing seat 53 is mounted on the mounting bracket 1; one end of the mounting plate 52 is sleeved on the bearing seat 53, and the other end of the mounting plate 52 is hinged to the telescopic driving end of the telescopic cylinder 51, so that the telescopic driving end of the telescopic cylinder 51 can drive the mounting plate 52 to lift up and down; the rolling roller 4 is sleeved on the mounting plate 52. Because the one end cover of mounting panel 52 is located bearing frame 53, the other end with telescopic cylinder 51 is articulated, consequently works as telescopic cylinder 51 is flexible, can drive mounting panel 52 round bearing frame 53 goes up and down, drives the roll roller 4 of installing on mounting panel 52 and reciprocates, realizes can straining the film that covers to ensure the tectorial membrane quality.

Preferably, the mounting bracket 1 further comprises a cutting assembly; the cutting assembly comprises a cutting cylinder 6 and a cutting line; the telescopic driving end of the cutting cylinder 6 can be stretched in the vertical direction; the cutting line is connected to the telescopic driving end of the cutting cylinder 6. When the film laminating assembly 5 drives the rolling roller 4 to move downwards, and the film is tensioned, the cutting cylinder 6 can drive the cutting line to move downwards to rapidly cut the film, so that the covered film is disconnected with the rolling roller 4, the next film laminating process of the next plate is rapidly entered, and the plate production efficiency is accelerated.

In actual production, the cutting wire for cutting the film is various, but in the present embodiment, the cutting wire is preferably a wire or a heating wire. Because the iron wire has good hardness and adopts the cutting wire made of the iron wire, the production and manufacturing cost is low. The cutting wire made of the electric heating wire can be heated and cut at high temperature, so that the cutting efficiency is improved.

Preferably, the device further comprises a pressing component; the pressing assembly comprises a pressing air cylinder 71 and a pressing block 72; the telescopic driving end of the pressing cylinder 71 can be stretched in the vertical direction; the pressing block 72 is mounted on the telescopic driving end of the pressing cylinder 71. As shown in fig. 7, the pressing cylinder 71 drives the pressing block 72 to move downwards, so as to press the film covered on the plate, and therefore, when the film covering assembly 5 drives the rolling roller 4 downwards, the two ends of the film are tensioned, so that the opening degree of the film is ensured, the film overlapping is avoided, and the film covering quality is ensured.

Preferably, the mounting bracket 1 further comprises a rolling drive motor 81 and a transmission gearbox; the rolling driving end of the rolling driving motor 81 is connected with the transmission gear box; the end part of the rolling roller 4 is sleeved in the transmission gear box. As shown in fig. 8, the rolling driving end of the rolling driving motor 81 drives the gear in the transmission gear box to rotate, so as to drive the rolling roller 4 sleeved on the gear to rotate, so that the film can be guided from the film roll to the plate.

The technical principle of the present invention is described above with reference to specific embodiments. The description is made for the purpose of illustrating the principles of the invention and should not be construed in any way as limiting the scope of the invention. Based on the explanations herein, those skilled in the art will be able to conceive of other embodiments of the present invention without any inventive step, and these embodiments are all intended to fall within the scope of the present invention.

Claims (10)

1. The film laminating equipment is characterized by comprising an installation support, a film roller and a film laminating mechanism;

the film laminating mechanism comprises a vacuumizing assembly, a film laminating assembly and a rolling roller;

the film roller is arranged on the mounting bracket and is used for bearing a film;

the rolling roller is provided with a plurality of groups of air holes which are arranged on the outer surface of the rolling roller along the circumference of the rolling roller;

the vacuumizing assembly is used for sucking air in the air hole group, so that the air hole group becomes a vacuum state;

the film covering assembly is used for covering the film on the plate.

2. The laminating device according to claim 1, wherein a plurality of through air exhaust channels are arranged inside the rolling roller, the plurality of air exhaust channels are arranged along the circumference of the rolling roller, and the air exhaust channels are not communicated with each other;

the exhaust channel is communicated with the air hole group;

the vacuumizing assembly comprises a suction fan and a clamping circular sleeve;

the clamping round sleeves are respectively arranged at two ends of the rolling roller;

the clamping round sleeve is provided with a plurality of round holes and a plurality of air outlet holes;

the plurality of round holes are circumferentially arranged on one end face of the clamping round sleeve and are not communicated with each other;

the air outlet holes are circumferentially arranged on the arc surface of the clamping circular sleeve and are not communicated with each other;

the circular holes are communicated with the air outlet holes;

the circular hole is communicated with the exhaust channel;

the suction fan is used for sucking air to the air outlet.

3. The laminating device of claim 2, wherein the vacuum assembly further comprises a connection kit and an air suction tube;

a through vent groove is formed in the connecting sleeve;

the connecting sleeve is clamped on the arc surface of the clamping circular sleeve, and the vent groove is communicated with the air outlet hole;

the air suction pipe is inserted into the connecting sleeve, and the air inlet end of the air suction pipe is communicated with the vent groove;

and the air outlet end of the air suction pipe is communicated with the suction fan.

4. The laminating device of claim 3, wherein the connection assembly includes a locking assembly and a snap-fit assembly;

the locking sleeve is provided with a first connecting hole;

the clamping sleeve is provided with a second connecting hole;

the locking sleeve is connected with the first connecting hole and the second connecting hole through a connecting piece, so that the clamping sleeve is clamped on the arc surface of the clamping circular sleeve.

5. The film covering device as claimed in claim 4, wherein the clamping round sleeve, the connecting sleeve member and the clamping round sleeve are made of an oily nylon plate material or a polytetrafluoroethylene material.

6. The laminating device of claim 1, wherein the laminating assembly includes a telescopic cylinder, a bearing block, and a mounting plate;

the telescopic cylinder is hinged to the telescopic mounting bracket, and a telescopic driving end of the telescopic cylinder can be stretched in the vertical direction;

the bearing block is arranged on the mounting bracket;

one end of the mounting plate is sleeved on the bearing seat, and the other end of the mounting plate is hinged with the telescopic driving end of the telescopic cylinder, so that the telescopic driving end of the telescopic cylinder can drive the mounting plate to lift up and down;

the rolling roller is sleeved on the mounting plate.

7. The laminating device of claim 1, wherein the mounting bracket further includes a cutting assembly including a cutting cylinder and a cutting wire;

the telescopic driving end of the cutting cylinder can be stretched in the vertical direction;

the cutting line is connected to the telescopic driving end of the cutting cylinder.

8. The laminating device according to claim 7, wherein the cutting line is a wire or a heating wire.

9. The laminating device of claim 1, further comprising a compression assembly;

the pressing assembly comprises a pressing cylinder and a pressing block;

the telescopic driving end of the pressing cylinder can be stretched in the vertical direction;

the compressing block is arranged at the telescopic driving end of the compressing cylinder.

10. The laminating device of claim 1, wherein the mounting bracket further comprises a rolling drive motor and a drive gearbox;

the rolling driving end of the rolling driving motor is connected with the transmission gear box;

the end part of the rolling roller is sleeved in the transmission gear box.

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