CN108819200A - A kind of membrane material embossing device - Google Patents

Abstract

The invention discloses a membrane material embossing device, which comprises a roller assembly, an embossing roller, an embossing lamination roller, and a driving mechanism; There is a circulating heat transfer oil inside; the central axis of each traction roller, embossing roller, and embossing laminating roller are parallel to each other; the embossing roller and embossing laminating roller are located at the end of the roller assembly. Below, the driving mechanism is connected with the embossing roller. In this application, by setting the roller assembly, embossing roller, embossing lamination roller and driving mechanism, the film material is wound on each traction roller in the roller assembly in turn, and the use of the roller assembly to extend the conveying length can improve the film quality. The flatness of the surface of the material, and then stretch out from the end traction roller, and then extend between the embossing roller and the embossing roller for embossing to improve the hot pressing effect of embossing.

Description

A film embossing device

technical field

The invention relates to a film production technology, in particular to a film material embossing device.

Background technique

At present, various plastic films have been widely used in various aspects of people's lives, involving fields such as medical and health care, electronic appliances, industry and sports. In the prior art, the film is usually prepared by a laminating device. The coiled material is unwound by an unwinding roll, and then the film is flattened by a traction roll, cooled, and then wound by a winding roll to obtain a finished film.

With the gradual improvement of consumers' requirements for product appearance, specific patterns need to be pressed on the surface of the film to meet the needs of consumers. However, the existing lamination devices basically cannot meet the requirements for the appearance of the film, and a new type of embossing device needs to be developed. , Improve embossing quality. In addition, the existing embossing device heats the film material by feeding heat transfer oil through the roller, and then embosses. However, the heating method is single, and the heating effect is not satisfactory, which cannot meet the needs of the product embossing process.

Contents of the invention

In order to overcome the deficiencies of the prior art, the object of the present invention is to provide a film embossing device. In this application, the roller assembly, the embossing roller, the embossing laminating roller and the driving mechanism are arranged, and the film material is wound on each traction roller in the roller assembly in turn, and the length of the conveying length of the roller assembly can be extended to improve the film quality. The flatness of the surface of the material, and then stretch out from the end traction roller, and then extend between the embossing roller and the embossing roller for embossing to improve the hot pressing effect of embossing.

The purpose of the present invention is achieved by the following technical solutions: a film embossing device, including a roller assembly for conveying the film, an embossing roller for embossing patterns on the film, and an embossing roller for matching The embossing and laminating roller of the cylinder printing press, the driving mechanism for driving the embossing roller to approach or move away from the embossing and laminating roller; the roller assembly is formed by a plurality of traction rollers arranged in sequence, and each traction roller There is circulating heat transfer oil in the cylinder; the central axis of each traction roller, embossing roller, and embossing laminating roller are parallel to each other; the embossing roller and embossing laminating roller are located at the end of the roller assembly Below the traction roller; the driving mechanism is connected with the embossing roller; the film material is wound on each traction roller in the roller assembly in turn, and stretches out from the end traction roller, and then stretches into the embossing roller. The embossing is carried out between the embossing roller and the embossing laminating roller, and finally it is wound on the embossing roller, and the embossed film is sent out.

Further, the film material embossing device also includes a heating cover for heating the film material; the heating cover is arranged on the surface of the end pulling roller.

Further, the heating cover includes a horizontal section cover, an arc section cover and a vertical section cover connected in sequence; each cover is provided with a heat pipe.

Further, the film material embossing device also includes a lifting mechanism for lifting the heating mantle to adjust the heating distance.

Further, the lifting mechanism includes an elastic chain, a winding drum, and a motor; one end of the elastic chain is fixed on the winding drum, and the other end is fixedly connected to the heating mantle; the motor drives the winding drum to rotate forward or backward.

Further, the film material embossing device also includes a back cooling roller assembly for reducing the surface temperature of the embossing laminating roller, and a circulating cooling liquid is provided in the back cooling roller.

Further, the back cooling roller assembly includes a back cooling roller, a back cooling seat, a cylinder, and a T-shaped bearing; the back cooling roller is arranged on one side of the embossing lamination roller; the back cooling roller Installed on the T-shaped bearing; the expansion rod of the cylinder is fixedly connected with the T-shaped bearing; the two sides of the T-shaped bearing can be slidably installed in the back cooling seat through the cooperation of the slider and the sliding seat.

Further, the film material embossing device also includes a fine-tuning mechanism for fine-tuning the position of the embossing and laminating roller.

Further, the film embossing device also includes a swing arm for controlling the swing position of the embossing roller, one end of the swing arm is fixedly connected to the embossing roller, the other end is connected to the drive mechanism, and the middle part of the swing arm is hinged on the stand.

Further, the film embossing device also includes a limit mechanism for limiting the swing angle of the swing arm.

Compared with the prior art, the beneficial effects of the present invention are:

In this application, the roller assembly, the embossing roller, the embossing laminating roller and the driving mechanism are arranged, and the film material is wound on each traction roller in the roller assembly in turn, and the length of the conveying length of the roller assembly can be extended to improve the film quality. The flatness of the surface of the material, and then stretch out from the end traction roller, and then extend between the embossing roller and the embossing roller for embossing to improve the hot pressing effect of embossing.

Description of drawings

Fig. 1 is a schematic structural view of a membrane material embossing device according to a preferred embodiment of the present invention;

Fig. 2 is a schematic structural view of the roller assembly in Fig. 1;

Fig. 3 is a schematic structural view of the heating mantle in Fig. 1;

Fig. 4 is a structural schematic diagram of the back cooling roller assembly in Fig. 1 .

In the figure: 1, roller assembly; 101, traction roller; 2, embossing roller; 3, embossing laminating roller; 4, driving mechanism; 5, mounting frame; 6, heating cover; 601, horizontal section Cover body; 602, arc section cover body; 603, vertical section cover body; 604, heating pipe; 7, lifting mechanism; 701, elastic chain; 702, winding drum; 703, motor; 801, back cooling roller; 802, back cooling seat; 803, cylinder; 804, T-shaped bearing; 9, fine-tuning mechanism; 10, swing arm; 11, limit mechanism; A, film material.

Detailed ways

Below, the present invention will be further described in conjunction with the accompanying drawings and specific implementation methods. It should be noted that, under the premise of not conflicting, the various embodiments described below or the technical features can be combined arbitrarily to form new embodiments. .

As shown in Figure 1, a film material embossing device includes a roller assembly 1 for conveying film material A, an embossing roller 2 for embossing patterns on the film material, and an embossing roller for matching Embossed laminating roller 3 for stamping, driving mechanism 4 for driving the embossing roller close to or away from the embossing laminating roller; roller assembly, embossing laminating roller, embossing roller and driving mechanism All are installed on the mounting frame 5; the roller assembly is formed by a plurality of traction rollers 101 arranged in sequence; the surface of the embossing roller is provided with patterns required for embossing. The central axes of the respective traction rollers, embossing rollers, and embossing laminating rollers are parallel to each other; the embossing rollers and the embossing laminating rollers are all located below the end traction rollers in the roller assembly; The driving mechanism is connected with the embossing roller; the film material is wound on each traction roller in the roller assembly in turn, softened by the heat conduction oil, and stretches out from the end traction roller, and then stretches into the pressing roller. The embossing is carried out between the embossing roller and the embossing laminating roller, and finally it is wound on the embossing roller, and the embossed film is sent out.

In this embodiment, as shown in Figure 2, the number of traction rollers is preferably 3-6. Extending the length of the roller assembly can improve the flatness of the surface of the film material, and is especially suitable for multi-layer film materials, which can eliminate multi-layer The internal stress between the membrane materials meets the technological requirements of the product.

As a further preferred solution, in order to further increase the surface temperature of the film material to meet the process requirements of the product, two heating methods are set in this embodiment. The first heating method pre-heats the film material through the heat transfer oil in the traction roller. Heating, the second heating method is by setting a heating cover 6 for heating the film material, as shown in Figure 3, the heating cover is arranged on the surface of the end traction roller, which can evenly increase the heat, and can be used according to actual production needs Provide different temperature requirements, especially in a heating mantle, different temperature requirements can be set in different areas. Specifically, the heating mantle includes a horizontal section cover 601, an arc section cover 602 and a vertical section cover 603 connected in sequence; the horizontal section cover is hinged on the mounting frame, and the vertical section cover is a free end; each cover The body is equipped with heating tubes 604 . Preferably, there is a group of heating tubes in each section of the cover, and the temperature is independently controlled by three groups of temperature controllers (not shown in the figure), and each group of temperature controllers is electrically connected with each group of heating tubes. Wherein the temperature controller controls the heating temperature of the heating tube as the prior art, and will not be exhausted here. Therefore, in this embodiment, the segmented heating cover is illuminated, and the temperature control device is arranged in the sub-area of the cover, and the temperature in each section of the cover can be adjusted according to the properties of the film material to achieve the best heating effect. In addition, the cover The semi-arc structure of the body also fits the surface angle of the traction roller very well, thus further improving the heating effect.

As a further preferred solution, the film embossing device further includes a lifting mechanism 7 for lifting the heating mantle to adjust the heating distance. Specifically, the lifting mechanism includes an elastic chain 701, a winding cylinder 702, and a motor 703; one end of the elastic chain is fixed on the winding cylinder, and the other end is fixedly connected to the free end of the heating mantle; the motor drives the winding cylinder to rotate forward or reverse. The setting of the lifting mechanism is beneficial to improve the adjustment of the heating program of the film material embossing device and improve the applicable range of the machine.

As a further preferred solution, since the embossing and laminating rollers have been subjected to high-temperature embossing processes for a long time, in order to protect the service life of the embossing and laminating rollers, the film embossing device also includes a device for reducing the surface temperature of the embossing and laminating rollers. The back cooling roller assembly 8 is provided with circulating cooling liquid in the back cooling roller. Specifically, as shown in Figure 4, the back cooling roller assembly includes a back cooling roller 801, a back cooling seat 802, a cylinder 803, and a T-shaped bearing 804; The side of the back cooling roller is installed on the T-shaped bearing; the telescopic rod of the cylinder is fixedly connected with the T-shaped bearing; the two sides of the T-shaped bearing can be slidably installed on the back cooling seat through the cooperation of the slider and the sliding seat Inside.

As a further preferred solution, the film embossing device further includes a fine-tuning mechanism 9 for fine-tuning the position of the embossing and laminating rollers. Before the embossing process, it is necessary to fine-tune the position of the embossing laminating roller. The fine-tuning mechanism includes a handwheel, a fixed nut (not shown in the figure), and a screw (not shown in the figure). By manually rotating the handwheel, Thereby, the screw rod is rotated by itself, so that the embossing laminating roller installed on the fixed nut moves relatively for fine adjustment.

As a further preferred solution, the film embossing device also includes a swing arm 10 for controlling the swing position of the embossing roller, one end of the swing arm is fixedly connected to the embossing roller, and the other end is in transmission connection with the driving mechanism. The middle part is hinged on the mounting frame. Preferably, the driving mechanism is an oil cylinder, the telescopic rod of the oil cylinder is connected to the end of the swing arm in transmission, and the hinged end of the swing arm and the mounting frame is a support point, and the embossing roller is moved closer or farther away by controlling the extension or contraction of the telescopic rod of the oil cylinder Embossing and laminating rollers, so as to adjust the pressing distance between the embossing rollers and the embossing and laminating rollers.

As a further preferred solution, the film embossing device also includes a limit mechanism 11 for limiting the swing angle of the swing arm. The material cannot pass smoothly. The limit mechanism includes the adjustment of the screw and the fixed nut. The fixed nut is fixed on the mounting frame. The screw is penetrated on the inner wall of the fixed nut and is connected with its transmission. By rotating the screw, the screw moves relative to the fixed nut to fine-tune the expansion and contraction of the screw. position, make it abut against the swing arm, and limit the position of the swing arm.

The above-mentioned embodiment is only a preferred embodiment of the present invention, and cannot be used to limit the protection scope of the present invention. Any insubstantial changes and substitutions made by those skilled in the art on the basis of the present invention belong to the scope of the present invention. Scope of protection claimed.

Claims (10)

1. A film material embossing device is characterized in that it includes a roller assembly for conveying the film material, an embossing roller for embossing patterns on the film material, and an embossing roller for cooperating with the embossing roller. Embossing laminating roller, a driving mechanism for driving the embossing roller to approach or leave the embossing laminating roller; Circulating heat transfer oil; the central axes of the traction rollers, embossing rollers, and embossing lamination rollers are parallel to each other; the embossing rollers and embossing lamination rollers are located at the end of the traction roller in the roller assembly Below, the driving mechanism is connected to the embossing roller; the film material is wound on each traction roller in the roller assembly in turn, and stretches out from the end traction roller, and then stretches into the embossing roller and the embossing roller. Embossing is carried out between the embossing rollers, and finally wound on the embossing rollers, and the embossed film is sent out. 2. The film material embossing device according to claim 1, characterized in that, the film material embossing device further comprises a heating mantle for heating the film material; the heating mantle is arranged on the surface of the end pulling roller. 3. The membrane material embossing device as claimed in claim 2, wherein the heating cover comprises a horizontal section cover, an arc section cover and a vertical section cover which are connected successively; Heat pipe. 4. The film embossing device according to claim 2, characterized in that the film embossing device further comprises a lifting mechanism for lifting the heating mantle to adjust the heating distance. 5. The film material embossing device according to claim 4, wherein the lifting mechanism comprises an elastic chain, a winding cylinder, and a motor; one end of the elastic chain is fixed on the winding cylinder, and the other end is fixedly connected to the heating mantle ; The motor drives the winding cylinder to rotate forward or reversely. 6. The film material embossing device as claimed in claim 1, characterized in that, the film material embossing device also includes a back cooling roller assembly for reducing the surface temperature of the embossing laminating roller, and inside the back cooling roller With circulating coolant. 7. film material embossing device as claimed in claim 6, is characterized in that, described back cooling roller assembly comprises back cooling roller, back cooling seat, cylinder, T-type bearing; Described back cooling roller is arranged on Embossing fits one side of the roller; the back cooling roller is installed on the T-shaped bearing; the telescopic rod of the cylinder is fixedly connected with the T-shaped bearing; the two sides of the T-shaped bearing can be Slidingly mounted in the back cooling seat. 8. The film embossing device according to claim 1, characterized in that, the film embossing device further comprises a fine-tuning mechanism for fine-tuning the position of the embossing laminating roller. 9. The film material embossing device as claimed in claim 1, characterized in that, the film material embossing device also comprises a swing arm for controlling the swing position of the embossing roller, one end of the swing arm is connected to the embossing roller It is fixedly connected, and the other end is connected with the driving mechanism in transmission, and the middle part of the swing arm is hinged on the bracket. 10. The film embossing device according to claim 9, characterized in that the film embossing device further comprises a limiting mechanism for limiting the swing angle of the swing arm.