CN215707708U

CN215707708U - Film tension and composite unsealing device of transparent film three-dimensional packaging machine

Info

Publication number: CN215707708U
Application number: CN202122231843.0U
Authority: CN
Inventors: 陈阿进
Original assignee: Shanghai Quanchi Machinery Co ltd
Current assignee: Shanghai Quanchi Machinery Co ltd
Priority date: 2021-09-15
Filing date: 2021-09-15
Publication date: 2022-02-01
Anticipated expiration: 2031-09-15

Abstract

The utility model relates to a film tension and composite unsealing device of a transparent film three-dimensional packaging machine, which comprises a transparent film tension device and a composite unsealing device; the transparent film tension device comprises a manual tension shaft and a brake pad roll which are fixed in sequence from inside to outside, the manual tension shaft is rotationally fixed with the transparent film three-dimensional packaging machine main body, and the front and back positions of the transparent film roll can be adjusted by rotating the manual tension shaft; the composite unsealing line device comprises an unsealing line film roll supporting shaft; the stay wire expansion sleeve of the seal wire film roll supporting shaft is provided with at least one resistance ring, and the outer diameter of the resistance ring is larger than that of the stay wire expansion sleeve, so that frictional resistance is generated between the inner wall of the composite seal wire film roll and the resistance ring. The utility model structurally reduces the installation time, shortens the time for debugging and changing the film roll, ensures the tension and the smoothness of the composite sealing-removing line and ensures the better operability of the equipment.

Description

Film tension and composite unsealing device of transparent film three-dimensional packaging machine

Technical Field

The utility model relates to a transparent film three-dimensional packaging machine, in particular to a film tension and composite unsealing device of a novel transparent film three-dimensional packaging machine.

Background

At present, the transparent film three-dimensional packaging machine has more film tension and composite unpacking device parts and is complex to process, and when products with different specifications are replaced, the replacement of a transparent film roll, a composite unpacking line film roll and the adjustment of the position of the film roll are inconvenient; in the intermittent production process, if the friction force of the film roll during rotation is improperly adjusted, the film roll can continue to rotate for a certain angle due to inertia when stopping, so that the transparent film and the composite unsealing line film are loosened, and the packaging qualified rate is influenced.

The structure of the existing film tension and composite sealing-off device is generally as follows: the transparent film is wound on a shaft with an elastic sheet, two ends of the shaft are locked by a shaft sleeve with threads, a brake assembly is arranged at the shaft end, and the film bypasses 5-6 rollers and enters a machine head; the composite unsealing line film is wound on the shaft, the two ends of the shaft are locked by the shaft sleeves, the shaft end is provided with a brake assembly, and the composite unsealing line penetrates through a group of small transitional rollers, is compounded with the film and then enters the machine head.

The above structure has the following problems:

1) the axle of fixed film membrane book need pull down the axle sleeve when changing the membrane book, adjusts film membrane book position and needs both ends to adjust the axle sleeve simultaneously, and is loaded down with trivial details time-consuming.

2) The film-winding transition roller is too much.

3) The problem of replacing the composite unsealing line film roll is the same as that in 1), and the composite unsealing line is very small in width and easy to turn over by adopting winding type transition.

Disclosure of Invention

The utility model aims to provide a novel film tension and composite unsealing device of a transparent film three-dimensional packaging machine, which solves the technical problems. The utility model adopts the following technical scheme:

a film tension and composite unsealing device of a transparent film three-dimensional packaging machine comprises a transparent film tension device and a composite unsealing device; the transparent film tension device comprises a manual tension shaft 2 and a brake pad roll 1 which are fixed in sequence from inside to outside, the manual tension shaft 2 is rotationally fixed with the transparent film three-dimensional packaging machine main body, and the front and back positions of the transparent film roll 16 can be adjusted by rotating the manual tension shaft 2; the composite decapsulation device comprises a decapsulation coil support shaft 14; the stay wire expansion sleeve 10 of the seal wire film roll supporting shaft 14 is provided with at least one resistance ring, and the outer diameter of the resistance ring is larger than that of the stay wire expansion sleeve 10, so that frictional resistance is generated between the inner wall of the composite seal wire film roll and the resistance ring.

Preferably, the composite wire-removing and sealing device further comprises a perforated wire-drawing plate 6, wherein the perforated wire-drawing plate 6 is formed by bending a sheet metal part and at least comprises a pair of front and back surfaces and a side surface; the front surface and the rear surface are provided with aligned shaft penetrating holes 601, and the shaft penetrating holes 601 are used for fixing the perforated line drawing plate 6 on the transparent film three-dimensional packaging machine main body; the side surface is provided with a jackscrew 602 for positioning and a threading hole for threading the composite unsealing thread film roll.

Further, the threading hole is a rectangular threading hole 603.

Furthermore, the resistance ring is a silica gel O-shaped ring 9.

Furthermore, the sealing-off thread film roll supporting shaft 14 comprises a mounting shaft 7, and a nylon stop ring 8, the pull-line expansion sleeve 10, a plane thrust ball bearing 11, a compression spring 12 and a stop ring 13 are sleeved on the mounting shaft 7 in sequence; the top threads of the nylon stop ring 8 and the stop ring 13 are adjusted to move the position of the composite unsealing line film roll 15, the friction force between the nylon stop ring 8 and the stay wire expansion sleeve 10 can be adjusted through the compression spring 12, the tightness of the composite unsealing line is kept, and then the tension effect is achieved.

Preferably, scales for determining the front and rear positions of the transparent film roll are arranged on the manual tension shaft 2.

Preferably, the transparent film tension device further comprises a connecting screw rod 4, a spring connecting brake block 3 and an adjusting plate 5; the pressure applied to the brake pad roll 1 by the spring connection brake pad 3 can be adjusted by rotating the connecting screw rod 4, so that the tightness of the transparent film roll 16 is kept.

The utility model has the beneficial effects that:

1) the manual tension shaft is used for facilitating the feeding, the discharging and the adjustment of the transparent film roll;

2) the use of the resistance ring has a tension effect on the rolling of the composite unsealing thread film, and the structure is simple, and the use is convenient and reliable;

3) the rectangle through wires hole of perforation formula line-drawing board can guarantee that compound unsealing line levels the transition, and the undistorted, simultaneously, perforation formula line-drawing board collects openly wears axle, side location, three function in an organic whole of lower extreme threading, and the contrast is current wound form and is acted as go-between, and the perforation formula is acted as go-between more stably, convenient operation, and compound unsealing line can not overturn downthehole moreover.

Drawings

Fig. 1 is a schematic front view of a film tension and composite decapping device of the transparent film three-dimensional packaging machine of the present invention.

Fig. 2 is a schematic structural view of the support shaft of the sealing film roll of fig. 1.

In the figure, 1, a brake pad, 2, a manual tension shaft, 3, a spring connection brake pad, 4, a connection screw rod, 5, an adjusting plate, 6, a perforated line-drawing plate, 7, an installation shaft, 8, a nylon stop ring, 9, a silica gel O-shaped ring, 10, a line-drawing expansion sleeve, 11, a plane thrust ball bearing, 12, a compression spring, 13, a stop ring, 14, a line-sealing film roll supporting shaft, 15, a composite line-sealing film roll, 16, a transparent film roll, 601, a through shaft hole, 602, a top thread and 603, a rectangular thread hole.

Detailed Description

The utility model is further described with reference to the following figures and specific examples.

Referring to fig. 1-2, a film tension and composite unsealing device of a transparent film three-dimensional packaging machine comprises a transparent film tension device and a composite unsealing device; the transparent film tension device comprises a manual tension shaft 2 and a brake pad roll 1 which are fixed in sequence from inside to outside, the manual tension shaft 2 is rotationally fixed with the transparent film three-dimensional packaging machine main body, and the front and back positions of the transparent film roll 16 can be adjusted by rotating the manual tension shaft 2; the composite decapsulation device comprises a decapsulation coil support shaft 14; the stay wire expansion sleeve 10 of the seal wire film roll supporting shaft 14 is provided with at least one resistance ring, and the outer diameter of the resistance ring is larger than that of the stay wire expansion sleeve 10, so that frictional resistance is generated between the inner wall of the composite seal wire film roll and the resistance ring.

In this embodiment, referring to fig. 1, the composite wire-removing device further comprises a perforated wire-drawing plate 6, wherein the perforated wire-drawing plate 6 is formed by bending a sheet metal part and comprises at least a pair of front and back surfaces and a side surface; the front surface and the rear surface are provided with aligned shaft penetrating holes 601, and the shaft penetrating holes 601 are used for fixing the perforated line drawing plate 6 on the transparent film three-dimensional packaging machine main body; the side surface is provided with a jackscrew 602 for positioning and a threading hole for threading the composite unsealing thread film roll.

In this embodiment, referring to fig. 1, the threading holes are rectangular threading holes 603.

In this embodiment, see fig. 2, the resistance ring is a silicone O-ring 9.

In this embodiment, referring to fig. 2, the support shaft 14 for the sealing-off thread film roll comprises a mounting shaft 7, and a nylon stop ring 8, the tension expansion sleeve 10, a plane thrust ball bearing 11, a compression spring 12 and a stop ring 13 are sequentially sleeved on the mounting shaft 7; the top threads of the nylon stop ring 8 and the stop ring 13 are adjusted to move the position of the composite unsealing line film roll 15, the friction force between the nylon stop ring 8 and the stay wire expansion sleeve 10 can be adjusted through the compression spring 12, the tightness of the composite unsealing line is kept, and then the tension effect is achieved.

In this embodiment, referring to fig. 1, the manual tension shaft 2 is provided with scales for determining the front and rear positions of the transparent film roll, which are not shown in the drawing.

In this embodiment, referring to fig. 1, the transparent film tension device further includes a connection screw 4, a spring-connected brake pad 3, and an adjustment plate 5; the pressure applied to the brake pad roll 1 by the spring connection brake pad 3 can be adjusted by rotating the connecting screw rod 4, so that the tightness of the transparent film roll 16 is kept.

For the transparent film, see fig. 1, manual tight axle 2 that rises when using, through terminal manual rotation can fix transparent film book and loosen the film book, has the size scale simultaneously on the axle, has reduced the time and the degree of difficulty of getting the film book and adjusting the film book position. The film pulling rollers of the transparent film are reduced, and the installation and debugging are facilitated. The brake block 3 and the adjusting plate 5 are connected through the connecting screw rod 4 and the spring, and proper pressure is adjusted to act on the brake block 1 to keep the tightness of the film roll.

For the composite unsealing line, referring to fig. 2, the inner diameter of the composite unsealing line film roll is larger than the outer diameter of the stay wire expansion sleeve 10 and smaller than the outer diameter of the silica gel O-shaped ring 9, and after the gold thread film roll is plugged in, the friction force can clamp the composite unsealing line film roll; when the composite unsealing line mould roll is replaced, the composite unsealing line mould roll is directly drawn out. The position of the film roll can be moved by adjusting the jackscrews of the nylon stop ring 8 and the stop ring 13, the friction force between the nylon stop ring 8 and the stay wire expansion sleeve 10 can be adjusted through the compression spring 12, the tightness of the composite sealing line can be kept, and the tension effect is further achieved.

Referring to fig. 1, the composite unsealing line passes through the perforated line-drawing board 6, the perforated line-drawing board 6 integrates three functions of front shaft penetrating, side positioning and lower end threading, compared with the former winding line-drawing, the perforated line-drawing of the new invention is more stable and convenient to operate, and the composite unsealing line cannot turn over in the hole.

In conclusion, the film tension and composite sealing-off device reduces the installation time structurally, shortens the time for debugging and changing the film roll, ensures the tension and the smoothness of the composite sealing-off line, and ensures better operability of the device.

While the preferred embodiments of the present invention have been described, those skilled in the art will appreciate that various changes and modifications can be made therein without departing from the spirit and scope of the utility model as defined by the appended claims.

Claims

1. The utility model provides a three-dimensional packagine machine's of transparent film tension and compound device of unsealing which characterized in that:

comprises a transparent film tension device and a composite unsealing device;

the transparent film tension device comprises a manual tension shaft (2) and a brake pad roll (1) which are fixed in sequence from inside to outside, the manual tension shaft (2) is rotationally fixed with the transparent film three-dimensional packaging machine main body, and the front and back positions of the transparent film roll (16) can be adjusted by rotating the manual tension shaft (2);

the composite tear-off device comprises a tear-off coil support shaft (14); the wire-drawing expansion sleeve (10) of the wire-sealing film roll supporting shaft (14) is provided with at least one resistance ring, and the outer diameter of the resistance ring is larger than that of the wire-drawing expansion sleeve (10), so that frictional resistance is generated between the inner wall of the composite wire-sealing film roll and the resistance ring.

2. The film tension and composite decapping device of the transparent film three-dimensional packaging machine according to claim 1, wherein:

the composite wire-removing and sealing device also comprises a perforated wire-drawing plate (6), wherein the perforated wire-drawing plate (6) is formed by bending a sheet metal part and at least comprises a pair of front and back surfaces and a side surface;

the front face and the rear face are provided with aligned shaft penetrating holes (601), and the shaft penetrating holes (601) are used for fixing the perforated wire drawing plate (6) on the main body of the transparent film three-dimensional packaging machine;

the side surface is provided with a jackscrew (602) for positioning and a threading hole for penetrating the composite unsealing thread film roll.

3. The film tension and composite decapping device of the transparent film three-dimensional packaging machine according to claim 2, wherein: the threading hole is a rectangular threading hole (603).

4. The film tension and composite decapping device of the transparent film three-dimensional packaging machine according to claim 1 or 2, wherein: the resistance ring is a silica gel O-shaped ring (9).

5. The film tension and composite decapping device of the transparent film three-dimensional packaging machine according to claim 4, wherein: the sealing-off line film roll supporting shaft (14) comprises a mounting shaft (7), wherein a nylon stop ring (8), the wire-pulling expansion sleeve (10), a plane thrust ball bearing (11), a compression spring (12) and a stop ring (13) are sequentially sleeved on the mounting shaft (7); the top threads of the nylon stop ring (8) and the stop ring (13) are adjusted to move the position of the composite unsealing line film roll (15), the friction force between the nylon stop ring (8) and the stay wire expansion sleeve (10) can be adjusted through the compression spring (12), the tightness of the composite unsealing line is kept, and then the tension effect is achieved.

6. The film tension and composite decapping device of the transparent film three-dimensional packaging machine according to claim 1, wherein: scales used for determining the front and rear positions of the transparent film roll are arranged on the manual tensioning shaft (2).

7. The film tension and composite decapping device of the transparent film three-dimensional packaging machine according to claim 1, wherein: the transparent film tension device also comprises a connecting screw rod (4), a spring connecting brake block (3) and an adjusting plate (5); the connecting screw rod (4) is rotated to adjust the pressure applied to the brake pad roll (1) by the spring connecting brake pad (3), so that the tightness of the transparent film roll (16) is kept.