CN211782533U

CN211782533U - A drying device for film production

Info

Publication number: CN211782533U
Application number: CN202020096690.6U
Authority: CN
Inventors: 李芝颖
Original assignee: Zhaoqing Fangxing Packaging Materials Co ltd
Current assignee: Zhaoqing Fangxing Packaging Materials Co ltd
Priority date: 2020-01-16
Filing date: 2020-01-16
Publication date: 2020-10-27
Anticipated expiration: 2030-01-16

Abstract

The utility model discloses a drying device for film production, including frame, hot plate, driving motor, box and coiling mechanism, the frame includes the support body, installs the drive roll that is close to driving motor one side at the support body, installs the driven voller on the support body opposite side, the year thing steel band that winds the setting of drive roll and driven voller, the first combination roller frame of installing on the support body, and set up the second combination roller frame of one side of first combination roller frame; the heating plate heats the heat conducting roller, and conducts heat to the loading steel belt from the heat conducting roller, so that the film and the loading steel belt contact one surface, moisture generates bubbles at high temperature, the generated bubbles can not be diffused into the material body due to the viscosity of the film, and only can be attached to one side of a solid-liquid interface, after the film is dried, the 'traces' of the bubbles are left on the contact surface, meanwhile, the size of the bubbles can be controlled by the heating temperature of the carrier, and the final depth of the traces of the grains is controlled.

Description

A drying device for film production

Technical Field

The utility model belongs to water-soluble film trade production facility, concretely relates to drying device for film production.

Background

The water-soluble films of the present stage can be used for packaging powders, pastes or liquids with a water content of less than 10%, but due to the nature of the water-soluble films, in particular films packaged with laundry-bead-like coatings, the films are relatively sticky in order to give them good elongation. When such a relatively sticky film is used as a package, it is easy to cause "blocking" between two packages, which causes inconvenience in use for consumers.

Generally, a heating drying tunnel is needed in the heating stage for drying the material body in the production of the water-soluble film, but the existing drying equipment dries the two surfaces of the film into smooth and viscous film surfaces, so that the films are easy to adhere to each other in use, and even in a high-temperature state, the films are fused with each other and are difficult to separate for use.

Therefore, the above is not ideal for the production equipment for solving the problem of film blocking.

Disclosure of Invention

In view of this, the utility model aims at providing a can produce the drying device that is used for film production that the line degree of depth is controllable, be favorable to solving the adhesion between the film.

In order to solve the technical problem, the technical scheme of the utility model is that:

the utility model provides a drying device for film production, includes the frame, installs the hot plate in the frame, installs at frame one side and the driving motor who is connected with the frame, install in the frame, make frame cooperation hot plate form the box of stoving passageway, and install driving motor one side, and the coiling mechanism who is connected with driving motor, the frame includes the support body, installs the drive roll that is close to driving motor one side at the support body, installs the driven voller on the support body opposite side, winds drive roll and driven voller set up, be used for the year thing steel band of bearing film, install on the support body, and be close to the first combination roll stand of driven voller one side, and set up first combination roll stand one side, and a plurality of second combination roll stand that the equidistance was installed on the support body.

Furthermore, the two ends of the frame body are provided with mounting seats for mounting a driving roller and a driven roller.

Further, the drive roll includes the axle, through the fixed suit of round pin key epaxial roller to and through the fixed suit of round pin key epaxial, and be located the gear of roller both sides, the belt pulley is still installed to the one end of axle.

Further, the structure of the driven roller is consistent with that of the driving roller.

Furthermore, meshing teeth are arranged on two sides of the bottom surface of the carrying steel belt.

Furthermore, the first combined roller frame comprises a first frame body fixed to the frame body in a welded mode, the first combined roller frame is installed, the lower end of the first frame body is used for supporting a carrier roller for carrying a steel belt, the lower end of the first frame body is used for installing a coating roller for applying glue to the steel belt, the carrier roller comprises a roller body and shaft heads welded to the two ends of the roller body and installed with the first frame body through bearings.

Furthermore, the second combined roller frame comprises a second frame body welded and fixed with the frame body, a heat-conducting roller arranged at the lower end of the second frame body and used for supporting and heating a steel strip carrying the object, and a pressing roller arranged at the lower end of the second frame body and used for flattening the sizing layer.

Further, the winding device comprises a winding support and a winding roller which is arranged on the winding support and is connected with the driving motor through a belt.

The utility model discloses technical effect mainly embodies in following aspect: the heating plate heats the heat conducting roller, and conducts heat to the loading steel belt from the heat conducting roller, so that the film and the loading steel belt contact one surface, moisture generates bubbles at high temperature, the generated bubbles can not be diffused into the material body due to the viscosity of the film, and only can be attached to one side of a solid-liquid interface, after the film is dried, the 'traces' of the bubbles are left on the contact surface, meanwhile, the size of the bubbles can be controlled by the heating temperature of the carrier, and the final depth of the traces of the grains is controlled.

Drawings

FIG. 1 is a front view of a drying apparatus for film production according to the present invention;

FIG. 2 is a detailed structure diagram of a drying apparatus for film production according to the present invention;

FIG. 3 is a block diagram of the drive roll of FIG. 2;

FIG. 4 is a partial front view of the carrier strip of FIG. 2;

fig. 5 is a block diagram of the idler of fig. 2;

FIG. 6 is a view of the film obtained by the present invention combining with a drying device after microscopic magnification of 40 times.

Detailed Description

The following detailed description of the embodiments of the present invention is made with reference to the accompanying drawings, so that the technical solution of the present invention can be more easily understood and grasped.

A drying device for film production is shown in figure 1-2, and comprises a frame 1, a heating plate 2 arranged on the frame 1, a driving motor 3 arranged on one side of the frame 1 and connected with the frame 1, a box body 4 arranged on the frame 1 and used for enabling the frame 1 to cooperate with the heating plate 2 to form a drying channel, and a winding device 5 which is arranged at one side of the driving motor 3 and is connected with the driving motor 3, the frame 1 comprises a frame body 11, a driving roller 12 arranged on one side of the frame body 11 close to the driving motor 3, a driven roller 13 arranged on the other side of the frame body 11, a carrying steel belt 14 arranged around the driving roller 12 and the driven roller 13 and used for supporting a film, a first combined roller frame 15 arranged on the frame body 11 and close to one side of the driven roller 13, and a plurality of second combined roller frames 16 which are arranged on one side of the first combined roller frame 15 and are equidistantly arranged on the frame body 11. The frame body 11 is provided at both ends thereof with mounting seats 111 for mounting the driving roller 12 and the driven roller 13. The driven roller 13 has a structure identical to that of the driving roller 12, and is used for supporting and driving the carrying steel belt 14. The first combined roller frame 15 comprises a first frame body 151 fixed to the frame body 11 by welding, a carrier roller 152 installed at the lower end of the first frame body 151 and used for supporting the load carrying steel strip 14, and a coating roller 153 installed at the lower end of the first frame body 151 and used for applying glue to the load carrying steel strip 14. Second combination roller frame 16 includes with support body 11 welded fastening's second support body 161, installs second support body 161 lower extreme, be used for supporting and heating the heat conduction roller 162 who carries thing steel band 14, installation second support body 161 lower extreme, be used for leveling the compression roller 162 of sizing agent layer, coiling mechanism 5 includes rolling support 51, installs on rolling support 51 and pass through the wind-up roll 52 that the belt is connected with driving motor 3, can the dry gained film of rolling.

As shown in fig. 3, the driving roller 12 includes a shaft 121, a roller 122 fixedly sleeved on the shaft 121 by a pin, and a gear 123 fixedly sleeved on the shaft 121 by a pin and located at two sides of the roller 122, wherein a belt pulley 124 is further installed at one end of the shaft 121, and can be in mesh transmission with the driving motor 3 through a belt.

As shown in fig. 4, the two sides of the bottom surface of the loading steel belt 14 are provided with engaging teeth 141 capable of engaging with the gear 123, so that the loading steel belt 14 can move.

As shown in fig. 5, the idler 152 includes a roller body 1521, and shaft heads 1522 welded to both ends of the roller body 1521 and mounted on the first frame 151 through bearings, and the shaft heads 1522 do not contact with the engaging teeth 141 of the carrying steel belt 14.

In this embodiment, the heat-conducting roller 162 is configured in accordance with the idler roller 152, and is used to support and drive the load-carrying steel belt 14.

Fig. 6 is a microscopic view of the film produced by the production process of the present invention in combination with a drying device, and it can be seen that the diameter of the bubble lines in the width direction of the film is generally controlled below 20um, and in addition, the depth of the bubble lines can be controlled below 10um when the loading steel strip 14 is heated to 70 ℃, and can be controlled below 15um when the loading steel strip 14 is heated to 90 ℃, so as to avoid puncturing the film or weakening the mechanical properties of the film due to the thinning of the film thickness caused by the large area.

The specific process of drying the film is as follows:

a. starting a drying device for film production, so that the loading steel strip 14 moves under the drive of the drive motor 3, and drives the coating roller 153 to rotate, meanwhile, the heating plate 2 heats the loading steel strip 14 through the heat-conducting roller 162, the temperature of the loading steel strip is controlled to be 70-90 ℃, and the heating temperature of 70-90 ℃ is kept for a long time under the action of a box body for standby;

b. coating slurry on the moving carrying steel strip by the film raw material melt prepared in the step 1) through a feeding roller in the rotating process, then heating the film layer in the moving of the carrying steel strip, wherein when the carrying steel strip is heated to 70-90 ℃, water on the solid-liquid surface between the film and the carrying steel strip 14 generates bubbles, and the generated bubbles are not diffused into the film but only attached to one side of a solid-liquid interface due to the high viscosity of the film; when the film carried steel belt moves for one circle around the machine body 1 for heating and drying, the 'traces' of the bubbles are left on one side of the film contacting with the carried steel belt 14, meanwhile, the size of the bubbles can be controlled by controlling the heating temperature of the carried steel belt 14, so as to control the final depth of the grain traces, the depth of the grains can be controlled below 10um when the carried steel belt 14 is heated to 70 ℃, and can be controlled below 15um when the carried steel belt 14 is heated to 90 ℃, thereby avoiding puncturing the film or weakening the mechanical property of the film due to the thinning of the thickness of the film caused by large area;

c. after the film production in the specific step b is finished, the film is connected with the winding roller 42, the film is stripped from the carrying steel strip 14 and wound by the backup winding roller 42, and the winding rotating speed of the winding roller 42 is equal to the moving speed of the carrying steel strip 14, so that the phenomenon that the film is thinned and perforated due to pulling is avoided.

Of course, the above is only a typical example of the present invention, and besides, the present invention can also have other various specific embodiments, and all technical solutions adopting equivalent replacement or equivalent transformation are all within the scope of the present invention as claimed.

Claims

1. The utility model provides a drying device for film production which characterized in that: including the frame, install the hot plate in the frame, install in frame one side, and the driving motor who is connected with the frame, install in the frame, make frame cooperation hot plate form the box of stoving passageway, and install driving motor one side, and the coiling mechanism who is connected with driving motor, the frame includes the support body, installs the drive roll that is close to driving motor one side at the support body, installs the driven voller on the support body opposite side, winds drive roll and driven voller set up, be used for bearing film carry the thing steel band, install on the support body, and be close to the first combination roller frame on one side of the driven voller, and set up first combination roller frame one side, and a plurality of second combination roller frame that the equidistance was installed on the support body.

2. A drying apparatus for film production as set forth in claim 1, wherein: and mounting seats for mounting a driving roller and a driven roller are arranged at two ends of the frame body.

3. A drying apparatus for film production as set forth in claim 1, wherein: the drive roll includes the axle, through the fixed suit of round pin key epaxial roller to and through the fixed suit of round pin key epaxial, and be located the gear of roller both sides, the belt pulley is still installed to the one end of axle.

4. A drying apparatus for film production as set forth in claim 1, wherein: the structure of the driven roller is consistent with that of the driving roller.

5. A drying apparatus for film production as set forth in claim 1, wherein: and meshing teeth are arranged on two sides of the bottom surface of the carrying steel belt.

6. A drying apparatus for film production as set forth in claim 1, wherein: the first combined roller frame comprises a first frame body fixed to the frame body in a welded mode, a carrier roller arranged at the lower end of the first frame body and used for supporting a loading steel belt, a coating roller arranged at the lower end of the first frame body and used for applying glue to the loading steel belt, and shaft heads welded to two ends of the roller body and installed on the first frame body through bearings.

7. A drying apparatus for film production as set forth in claim 1, wherein: the second combined roller frame comprises a second frame body fixed with the frame body in a welded mode, a heat conduction roller arranged at the lower end of the second frame body and used for supporting and heating a loading steel belt, and a pressing roller arranged at the lower end of the second frame body and used for flatly applying the adhesive layer.

8. A drying apparatus for film production as set forth in claim 1, wherein: the winding device comprises a winding support and a winding roller which is arranged on the winding support and is connected with the driving motor through a belt.