CN216335513U

CN216335513U - Double-station center gap winding device for winding EVA (ethylene vinyl acetate) film

Info

Publication number: CN216335513U
Application number: CN202123090059.9U
Authority: CN
Inventors: 邱小四; 陈忠粮
Original assignee: Beihai Zhongbao Xincai Electronic Technology Co ltd
Current assignee: Beihai Zhongbao Xincai Electronic Technology Co ltd
Priority date: 2021-12-10
Filing date: 2021-12-10
Publication date: 2022-04-19
Anticipated expiration: 2031-12-10

Abstract

The utility model relates to the technical field of thermoplastic optical cement production and processing, in particular to a double-station center gap winding device for winding an EVA (ethylene vinyl acetate) film. A duplex position center gap coiling mechanism for EVA film rolling includes mounting bracket and drive roll, the roof has been erect at the top of mounting bracket, the drive roll passes through the driving shaft and rotates to be connected on the mounting bracket, still includes tilting mechanism, tilting mechanism erects on the mounting bracket, be provided with in the tilting mechanism and be used for carrying out the duplex position subassembly of rolling to the film, just the duplex position subassembly includes first wind-up roll and second wind-up roll. According to the double-station central gap winding device for winding the EVA film, the film is wound in a double-station mode, and after the winding of the first station is completed, the station is turned over, so that the second station continues to wind, the coil unloading waiting time is saved, the uninterrupted winding is realized, and the working efficiency is improved.

Description

Double-station center gap winding device for winding EVA (ethylene vinyl acetate) film

Technical Field

The utility model relates to the technical field of thermoplastic optical cement production and processing, in particular to a double-station center gap winding device for winding an EVA (ethylene vinyl acetate) film.

Background

The thermoplastic optical adhesive is a film product which is prepared by using EVA as a main raw material, adding various modification aids, fully mixing, heating, tape casting and extruding by production and processing equipment.

At present, when a film is produced, the film needs to be wound, an existing winding device usually performs winding in a single station, when the number of wound meters of the film on the station meets the requirement, workers need to take the film off to perform the next winding, and when the film is unwound, the station stops working, so that the working efficiency is low.

Therefore, it is necessary to provide a new double-station central gap winding device for winding EVA films to solve the above technical problems.

SUMMERY OF THE UTILITY MODEL

In order to solve the technical problems, the utility model provides the double-station central gap winding device for winding the EVA film, which is provided with a double-station winding structure, saves the waiting time for coil unwinding, and realizes uninterrupted winding, so that the working efficiency is improved.

The double-station central gap winding device for winding the EVA film comprises an installation frame and a driving roller, wherein a top plate is erected at the top of the installation frame, the driving roller is rotatably connected to the installation frame through a driving shaft, the double-station central gap winding device also comprises a turnover mechanism, the turnover mechanism is erected on the installation frame, a double-station component for winding the film is arranged in the turnover mechanism, and the double-station component comprises a first winding roller and a second winding roller.

Preferably, the top plate is fixedly connected with the mounting frame, and the driving roller is fixedly mounted on the driving shaft.

Preferably, tilting mechanism includes upset motor, first returning face plate and second returning face plate, the output fixed mounting of upset motor has the spliced pole, the other end and the first returning face plate fixed connection of spliced pole, fixed mounting has first driven shaft and second driven shaft on the first returning face plate, the other end of first driven shaft and second driven shaft all with second returning face plate fixed connection, fixed mounting has the pivot on the second returning face plate, pivot activity gomphosis is on the inner wall of mounting bracket, just the pivot rotates with the mounting bracket to be connected.

Preferably, the first winding roller is sleeved on the outer annular surface of the first driven shaft and is rotatably connected with the first driven shaft, the second winding roller is sleeved on the outer annular surface of the second driven shaft and is rotatably connected with the second driven shaft, two positioning rings are fixedly mounted on the first driven shaft and the second driven shaft, and the positioning rings are respectively located on two sides of the first winding roller and the second winding roller.

Preferably, the turnover motor is fixedly installed on the installation frame, an output end of the turnover motor penetrates through one side of the installation frame, the first driven shaft and the second driven shaft are both located between the first turnover plate and the second turnover plate, a fixing ring is installed at a joint of the rotating shaft and the inner wall of the installation frame, and the fixing ring is sleeved on an outer annular surface of the rotating shaft.

Preferably, the mounting bracket is erected with cutting mechanism, cutting mechanism includes the cylinder, cylinder fixed mounting is on the roof, just the output of cylinder runs through in the roof, the output fixed mounting of cylinder has the fixed plate, fixed mounting has the cutting piece that is used for carrying out the film cutting on the bottom plate face of fixed plate, cutting mechanism is located tilting mechanism's top.

Preferably, a meter counter is installed on the mounting frame, the meter counter is electrically connected with the turnover mechanism, and the turnover mechanism is electrically connected with the cutting mechanism.

Compared with the prior art, the double-station central gap winding device for winding the EVA film has the following beneficial effects that: adopt duplex position subassembly to carry out the rolling to the film, after first wind-up roll rolling is accomplished, utilize tilting mechanism, carry out 180 rotations with the position of first wind-up roll and second wind-up roll, make the second wind-up roll remove to one side of drive roll to continue to carry out rolling work to the film, this kind of setting adopts the mode of duplex position replacement, has saved the latency of unloading a roll, realizes incessant rolling, and then improves the efficiency of work.

Drawings

Fig. 1 is a schematic overall structural diagram of a preferred embodiment of a double-station center gap winding device for winding an EVA film according to the present invention;

FIG. 2 is a schematic structural diagram of the turnover mechanism of the present invention;

FIG. 3 is a schematic isometric view of FIG. 2 according to the present invention;

fig. 4 is a schematic structural diagram of the cutting mechanism according to the present invention.

Reference numbers in the figures: 1. a mounting frame; 2. a top plate; 3. a drive shaft; 4. a drive roll; 5. a turnover mechanism; 51. turning over a motor; 52. connecting columns; 53. a first roll-over plate; 54. a second roll-over plate; 55. a first driven shaft; 56. a second driven shaft; 57. a first wind-up roll; 58. a second wind-up roll; 59. a positioning ring; 510. a rotating shaft; 511. a stationary ring; 6. a meter counter; 7. a cutting mechanism; 71. a cylinder; 72. a fixing plate; 73. and cutting the slices.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the utility model and are not intended to limit the utility model.

Specific implementations of the present invention are described in detail below with reference to specific embodiments.

Referring to fig. 1 to 3, in an embodiment of the utility model, a double-station center gap winding device for winding an EVA film includes an installation frame 1, a driving roller 4 and a turnover mechanism 5, a double-station component for winding a film is disposed in the turnover mechanism 5, and the double-station component includes a first winding roller 57 and a second winding roller 58.

It should be noted that: in the process of winding the thin film, the double-station assembly is adopted to wind the thin film, after the first winding roller 57 finishes winding, the turnover mechanism 5 is utilized to rotate the positions of the first winding roller 57 and the second winding roller 58 by 180 degrees, so that the second winding roller 58 is moved to one side of the driving roller 4, and the thin film is continuously wound.

In the embodiment of the present invention, referring to fig. 1, the driving roller 4 is rotatably connected to the mounting frame 1 through a driving shaft 3, the driving roller 4 is fixedly mounted on the driving shaft 3, the turnover mechanism 5 is erected on the mounting frame 1, a top plate 2 is erected on the top of the mounting frame 1, and the top plate 2 is fixedly connected to the mounting frame 1.

It should be noted that: the driving roller 4 is connected with a driving device for driving the driving roller 4 to provide a conveying force, conveying the film to the first winding roller 57, and winding the film by the first winding roller 57.

In an embodiment of the present invention, referring to fig. 1 and 4, a cutting mechanism 7 is erected on the mounting frame 1, the cutting mechanism 7 includes a cylinder 71, the cylinder 71 is fixedly mounted on the top plate 2, an output end of the cylinder 71 penetrates through the top plate 2, an output end of the cylinder 71 is fixedly mounted with a fixing plate 72, a cutting blade 73 for cutting a thin film is fixedly mounted on a bottom plate surface of the fixing plate 72, and the cutting mechanism 7 is located above the turnover mechanism 5.

It should be noted that: because the output end of the cylinder 71 is fixedly provided with the fixing plate 72, when the cylinder 71 moves downwards, the fixing plate 72 is driven to move downwards, and the bottom of the fixing plate 72 is fixedly provided with the cutting blade 73, so that the fixing plate 72 descends to drive the cutting blade 73 to descend, thereby facilitating the subsequent film cutting operation.

In an embodiment of the present invention, referring to fig. 1, a meter counter 6 is installed on the mounting frame 1, the meter counter 6 is electrically connected to the turnover mechanism 5, and the turnover mechanism 5 is electrically connected to the cutting mechanism 7.

It should be noted that: because the meter counter 6 is electrically connected with the turnover mechanism 5, when the number of meters of the film wound on the first winding roller 57 reaches the standard, a signal is transmitted to the meter counter 6, the meter counter 6 controls the turnover motor 51 to turn over, after the turning over is finished, the signal is output to the cutting mechanism 7, and the film connected with the first winding roller 57 and the second winding roller 58 is cut by the cutting mechanism 7.

In an embodiment of the present invention, referring to fig. 1, fig. 2 and fig. 3, the turnover mechanism 5 includes a turnover motor 51, a first turnover plate 53 and a second turnover plate 54, an output end of the turnover motor 51 is fixedly provided with a connecting column 52, the other end of the connecting column 52 is fixedly connected with the first turnover plate 53, the first turnover plate 53 is fixedly provided with a first driven shaft 55 and a second driven shaft 56, the other ends of the first driven shaft 55 and the second driven shaft 56 are both fixedly connected with the second turnover plate 54, the second turnover plate 54 is fixedly provided with a rotating shaft 510, the rotating shaft 510 is movably embedded on an inner wall of the mounting frame 1, and the rotating shaft 510 is rotatably connected with the mounting frame 1;

the first winding roller 57 is sleeved on the outer annular surface of the first driven shaft 55, the first winding roller 57 is rotatably connected with the first driven shaft 55, the second winding roller 58 is sleeved on the outer annular surface of the second driven shaft 56, the second winding roller 58 is rotatably connected with the second driven shaft 56, two positioning rings 59 are fixedly mounted on the first driven shaft 55 and the second driven shaft 56, and the positioning rings 59 are respectively positioned on two sides of the first winding roller 57 and the second winding roller 58;

the overturning motor 51 is fixedly installed on the installation frame 1, an output end of the overturning motor 51 penetrates through one side of the installation frame 1, the first driven shaft 55 and the second driven shaft 56 are both located between the first overturning plate 53 and the second overturning plate 54, a fixing ring 511 is installed at a connection position of the rotating shaft 510 and the inner wall of the installation frame 1, and the fixing ring 511 is sleeved on an outer annular surface of the rotating shaft 510.

It should be noted that: the first winding roller 57 and the second winding roller 58 are respectively connected to the first driven shaft 55 and the second driven shaft 56 in a rotating manner, and are electrically connected with a driving device for driving the driving device to rotate so as to wind the film;

it should be noted that: the positioning ring 59 is used for preventing the deviation in the rotating process of the winding roller;

it should also be noted that: when the thin film is rolled, the driving roller 4 provides conveying force to convey the thin film to the first rolling roller 57 for rolling, when the number of rolled meters of the thin film on the first rolling roller 57 reaches the standard, data is transmitted to the meter counter 6, the meter counter 6 controls the turnover mechanism 5 to operate, when the turnover mechanism 5 is turned over, signals are transmitted to the cutting mechanism 7, and the cutting mechanism 7 cuts off the connected thin film;

in the present embodiment: when the turnover mechanism 5 is operated, the output end of the turnover motor 51 drives the connecting column 52 to rotate, one side of the connecting column 52 is fixedly provided with the first turnover plate 53, the first turnover plate 53 is fixedly provided with the two winding rollers, the other side of the two winding rollers is fixedly provided with the second turnover plate 54, the second turnover plate 54 is rotatably connected to the mounting rack 1 through the rotating shaft 510, so that the first turnover plate 53 rotates to drive the two winding rollers to rotate, the first winding roller 57 which is wound is rotated to the position of coil unloading, the second winding roller 58 rotates to the position where the first winding roller 57 is wound, namely 180 degrees of rotation is realized, the positions of the two winding rollers are exchanged, the second winding roller 58 is bonded with adhesive tape, the film is attached to the second winding roller 58, the second winding roller 58 carries out the next winding operation on the film, and the first winding roller 57 and the second winding roller 58 form film connection, at this time, the turnover mechanism 5 finishes the work, transmits a signal to the cutting mechanism 7, and the air cylinder 71 drives the cutting piece 73 to cut off the film at the joint so as to facilitate the coil stripping.

The circuits and controls involved in the present invention are prior art and will not be described in detail herein.

The above description is only an embodiment of the present invention, and not intended to limit the scope of the present invention, and all modifications of equivalent structures and equivalent processes, which are made by using the contents of the present specification and the accompanying drawings, or directly or indirectly applied to other related technical fields, are included in the scope of the present invention.

Claims

1. The utility model provides a duplex position center clearance coiling mechanism for EVA film rolling, includes mounting bracket (1) and drive roll (4), roof (2) have been erect at the top of mounting bracket (1), drive roll (4) are rotated through drive shaft (3) and are connected on mounting bracket (1), its characterized in that still includes tilting mechanism (5), tilting mechanism (5) erect on mounting bracket (1), be provided with the duplex position subassembly that is used for carrying out the rolling to the film in tilting mechanism (5), just the duplex position subassembly includes first wind-up roll (57) and second wind-up roll (58).

2. The double-station central gap winding device for EVA film winding according to claim 1, wherein the top plate (2) is fixedly connected with the mounting frame (1), and the driving roller (4) is fixedly mounted on the driving shaft (3).

3. The double-station center gap winding device for EVA film winding according to claim 1, characterized in that the turnover mechanism (5) comprises a turnover motor (51), a first turnover plate (53) and a second turnover plate (54), the output end of the turnover motor (51) is fixedly provided with a connecting column (52), the other end of the connecting column (52) is fixedly connected with a first turnover plate (53), a first driven shaft (55) and a second driven shaft (56) are fixedly arranged on the first turnover plate (53), the other ends of the first driven shaft (55) and the second driven shaft (56) are fixedly connected with the second turnover plate (54), the second turnover plate (54) is fixedly provided with a rotating shaft (510), the rotating shaft (510) is movably embedded in the inner wall of the mounting rack (1), and the rotating shaft (510) is rotatably connected with the mounting rack (1).

4. The double-station central gap winding device for EVA film winding according to claim 3, wherein the first winding roller (57) is sleeved on the outer annular surface of the first driven shaft (55), the first winding roller (57) is rotationally connected with the first driven shaft (55), the second winding roller (58) is sleeved on the outer annular surface of the second driven shaft (56), the second winding roller (58) is rotationally connected with the second driven shaft (56), two positioning rings (59) are fixedly mounted on the first driven shaft (55) and the second driven shaft (56), and the positioning rings (59) are respectively located on two sides of the first winding roller (57) and the second winding roller (58).

5. The double-station central gap winding device for EVA film winding according to claim 3, wherein the turning motor (51) is fixedly mounted on the mounting frame (1), the output end of the turning motor (51) penetrates through one side of the mounting frame (1), the first driven shaft (55) and the second driven shaft (56) are both located between the first turning plate (53) and the second turning plate (54), a fixing ring (511) is mounted at the joint of the rotating shaft (510) and the inner wall of the mounting frame (1), and the fixing ring (511) is sleeved on the outer annular surface of the rotating shaft (510).

6. The double-station central gap winding device for EVA film winding according to claim 1, wherein a cutting mechanism (7) is erected on the mounting frame (1), the cutting mechanism (7) comprises a cylinder (71), the cylinder (71) is fixedly mounted on the top plate (2), the output end of the cylinder (71) penetrates through the top plate (2), a fixing plate (72) is fixedly mounted at the output end of the cylinder (71), a cutting blade (73) for cutting the film is fixedly mounted on the bottom plate surface of the fixing plate (72), and the cutting mechanism (7) is located above the turnover mechanism (5).

7. The double-station central gap winding device for EVA film winding according to claim 6, wherein a meter counter (6) is mounted on the mounting frame (1), the meter counter (6) is electrically connected with the turnover mechanism (5), and the turnover mechanism (5) is electrically connected with the cutting mechanism (7).