CN223720423U - Film blowing machine traction printing device - Google Patents

Abstract

This utility model discloses a traction printing device for a blown film machine, belonging to the technical field of blown film machines. The device includes a frame, a herringbone frame within the frame, and a traction counterweight roller group positioned directly above the herringbone frame and a printing roller group on its sides. Both the traction counterweight roller group and the printing roller group consist of a fixed roller, a moving roller, and a drive mechanism that moves the moving roller closer to or away from the fixed roller. By setting up the traction counterweight roller group, the film can be effectively flattened and shaped, reducing wrinkles and uneven thickness, thus improving product quality. Integrating the printing roller group with the traction counterweight roller group ensures precise and uniform printing. The drive mechanism can flexibly adjust the roller spacing to adapt to films of different thicknesses, enhancing the equipment's versatility and production flexibility. Furthermore, this device optimizes the equipment layout, reduces floor space, and lowers the risk of production failures, making it of significant application value in film production.

Description

Film blowing machine traction printing device

Technical Field

The utility model relates to the technical field of film blowing machines, in particular to a traction printing device of a film blowing machine.

Background

The film blowing machine is a key device in the plastic film production process and is widely applied to a plurality of fields such as packaging, agriculture, industry and the like. In the production flow of a film blowing machine, the traction and printing of the film are important links, and the quality and the appearance effect of the film are directly affected.

Traditional inflation film manufacturing machine draw gear, the function is comparatively single, mostly only can realize simple traction operation. Taking the structure of a traction auxiliary machine for a film blowing machine disclosed in application number CN2019215548873 as an example, such a device is often difficult to carry out efficient leveling and precise shaping on a film. Therefore, when the film is processed and actually used in the follow-up process, the conditions of wrinkling, uneven thickness distribution and the like are easy to occur, the quality and the performance of the product are seriously affected, and the competitiveness of the product in the market is reduced.

In addition, in some production of film blowing related to printing, a printing device and a traction device are separately arranged and are independent of each other, and cannot be closely cooperated, so that the printing quality is difficult to reach an ideal state. Moreover, because the equipment cannot be flexibly adjusted to adapt to films with different thicknesses, the production capacity of the film blowing machine on diversified products is limited. Therefore, developing a film blowing machine traction printing device capable of overcoming the defects is a problem to be solved in the field.

Disclosure of utility model

Aiming at the defects in the background technology, the utility model provides a traction printing device of a film blowing machine.

The technical scheme adopted by the utility model is that the film blowing machine traction printing device comprises a frame, a herringbone frame in the frame, a traction opposite-pressing roller set arranged right above the herringbone frame and a printing roller set arranged on the side surface of the traction opposite-pressing roller set;

The traction counter-pressure roller group and the embossing roller group comprise fixed rollers, movable rollers and driving mechanisms for driving the movable rollers to approach or separate from the fixed rollers.

Further, the driving mechanism comprises a driving air cylinder fixed on the frame and a bearing seat connected with the output end of the driving air cylinder, and two ends of the movable roller are rotatably connected with the bearing seat.

Further, the guide plates are fixed on the frames on the upper side and the lower side of the bearing seat through fixing rods, and guide grooves in sliding fit with the guide plates are formed on the upper side and the lower side of the bearing seat.

Furthermore, the fixed roller and the movable roller of the traction counter-pressure roller set are rubber rollers, the fixed roller of the embossing roller set is an embossing roller, and the movable roller of the embossing roller set is a rubber roller.

Further, an edge inserting device is arranged in the herringbone frame.

Further, the edge inserting device comprises a cross rod, a longitudinal rod and an edge inserting plate, wherein two ends of the cross rod are fixed on the herringbone frame, the longitudinal rod is connected to the cross rod through an adjusting block, the edge inserting plate is connected to the longitudinal rod, and the adjusting block is connected with the cross rod and the longitudinal rod through plum blossom wheel jackscrews.

The beneficial effects of the utility model are as follows:

1. The film treatment effect is optimized, and the traction opposite press roller set is arranged right above the herringbone frame, so that the film can be more effectively flattened and shaped, the problems of wrinkling, uneven thickness and the like of the film in the subsequent processing and using processes are greatly reduced, the quality and performance of products are remarkably improved, and the competitiveness of the products in the market is improved.

2. And the printing quality is improved by integrating the printing roller set to one side of the traction counter-pressure roller set, so that the printing device and the traction device are tightly matched. The printing device ensures that printing can be more accurately and uniformly applied to the film in the process of drawing the film, effectively avoids the problem of poor printing quality caused by the fact that the device is not tightly matched, and provides powerful guarantee for producing high-quality printing films.

3. The applicability of the device is enhanced by arranging a driving mechanism for driving the movable roller to be close to or far away from the fixed roller on both the traction couple roller set and the embossing roller set, and the gap between the movable roller and the fixed roller can be flexibly adjusted through the driving mechanism. The film blowing machine has the advantages that the film blowing machine can be easily adapted to films with different thicknesses, the universality and the production flexibility of the film blowing machine are obviously improved, diversified production requirements are met, and the cost of equipment replacement for enterprises for adapting to different products is reduced.

In addition to the objects, features and advantages described above, the present utility model has other objects, features and advantages. The utility model will be described in further detail with reference to the accompanying drawings.

Drawings

Fig. 1 is a schematic structural view of the present utility model.

Fig. 2 is an enlarged schematic view at a in fig. 1.

Fig. 3 is a schematic structural view of a propeller strut.

In the figures 1-3, 1, a frame, 2, a Y-shaped frame, 3, a traction counterpressure roller group, 4, a printing roller group, 5, a fixed roller, 6, a movable roller, 7, a driving cylinder, 8, a bearing seat, 9, a fixed rod, 10, a guide plate, 11, a guide groove, 12, a cross rod, 13, an adjusting block, 14, a longitudinal rod, 15, a side inserting plate, 16 and a plum blossom wheel jackscrew.

Detailed Description

The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.

It should be noted that, if directional indications (such as up, down, left, right, front, and rear are referred to in the embodiments of the present utility model), the directional indications are merely used to explain the relative positional relationship, movement conditions, and the like between the components in a specific posture (as shown in the drawings), and if the specific posture is changed, the directional indications are correspondingly changed.

The utility model provides a film blowing machine traction printing device.

In this embodiment, referring to fig. 1-3, the film blowing machine traction printing device comprises a frame 1, a herringbone frame 2 in the frame 1, a traction opposite-pressing roller set 3 arranged right above the herringbone frame 2, and a printing roller set 4 arranged on the side surface of the traction opposite-pressing roller set;

The traction counterpressure roller group 3 and the embossing roller group 4 comprise fixed rollers 5, movable rollers 6 and driving mechanisms for driving the movable rollers to approach or separate from the fixed rollers.

According to the technical scheme, the traction opposite-press roller set and the printing roller set are additionally arranged on the basis of the frame and the propeller strut of the traditional film blowing machine, so that the film traction and printing functions are integrated. The integrated design not only simplifies the equipment layout and reduces the equipment floor area, but also reduces the production failure risk caused by improper connection of a plurality of independent equipment. Moreover, the printing device and the traction device are integrated on the frame, so that tight fit is realized. The printing device ensures that printing can be more accurately and uniformly applied to the film in the process of drawing the film, effectively avoids the problem of poor printing quality caused by the fact that the device is not tightly matched, and provides powerful guarantee for producing high-quality printing films.

In addition, the embossing roller set and the traction counter-pressure roller set all comprise fixed rollers, movable rollers and driving mechanisms for driving the movable rollers to close to or separate from the fixed rollers, the distance between the fixed rollers and the movable rollers is adjusted through driving of the driving mechanisms, a hardware basis is provided for processing films with different thicknesses, and the universality and the production flexibility of equipment are greatly improved.

Specifically, the driving mechanism comprises a driving air cylinder 7 fixed on the frame and a bearing seat 8 connected with the output end of the driving air cylinder 7, and two ends of the movable roller are rotatably connected with the bearing seat.

In this embodiment, the driving mechanism adopts the combination mode of driving cylinder and bearing frame, and driving cylinder can provide stable and controllable driving force, and the accurate control movable roller is close or keep away from to the fixed roller. The design of the bearing seat ensures that the movable roller can keep good rotation stability in the moving process, ensures that the movable roller can be uniformly contacted with the fixed roller at different positions, ensures consistent laminating effect on the film, and improves the quality stability of film treatment.

Specifically, the frame of the upper and lower both sides of bearing frame 8 is fixed with deflector 10 through dead lever 9, and the upper and lower both sides of bearing frame 8 are equipped with deflector 10 sliding fit's guide way 11.

In the embodiment, the sliding fit structures of the guide plates and the guide grooves are arranged on the upper side and the lower side of the bearing seat, so that an accurate guide effect is provided for movement of the bearing seat. The structure can effectively prevent the bearing seat from shifting or shaking in the moving process, and further ensures the parallelism and gap uniformity between the movable roller and the fixed roller. In any working state, the film can be ensured to bear even pressure, and the quality problem of the film caused by uneven pressure, such as local folds or thickness difference, is avoided.

Specifically, the fixed roller and the movable roller of the traction pair compression roller set are rubber rollers, the fixed roller of the embossing roller set is an embossing roller, and the movable roller of the embossing roller set is a rubber roller.

In this embodiment, pull the rubber roll to the fixed roll and the movable roll of compression roller group, the rubber roll has good elasticity and pliability, can laminate the film surface better under the prerequisite of not damaging the film, realizes steadily pulling and high-efficient to the film. The embossing roller is adopted as the fixed roller of the embossing roller set, and the rubber roller is adopted as the movable roller, so that patterns on the embossing roller can be clearly and accurately transferred onto a film in the embossing process, and meanwhile, the elasticity of the rubber roller ensures the even distribution of embossing pressure, and the definition and quality of embossing are improved.

Specifically, an edge inserting device is arranged in the herringbone frame.

In this embodiment, set up in the propeller strut and insert limit ware, can arrange in order and fold the film edge of blown film in-process, make film edge more neat and standard. The method is beneficial to subsequent processing procedures, such as bag making, sealing and the like, improves the processing precision of the film and the overall aesthetic degree of the product, and reduces the processing rejection rate caused by irregular edges of the film.

Specifically, the edge inserting device comprises a cross rod 12 with two ends fixed on a herringbone frame, a longitudinal rod 14 connected to the cross rod 12 through an adjusting block 13 and an edge inserting plate 15 connected to the longitudinal rod 14, wherein the adjusting block is connected with the cross rod and the longitudinal rod through plum blossom wheel jackscrews 16.

In the embodiment, the edge inserting device adopts a structure that a cross rod, a longitudinal rod and an edge inserting plate are connected through an adjusting block and a plum blossom wheel jackscrew, and has high adjustability. Operators can conveniently and rapidly adjust the positions of the edge inserting plates according to the width of the films and the production process requirements, so that edge inserting operation of films with different specifications is realized, the universality and the adaptability of the edge inserting device are enhanced, and the diversified production requirements are met.

It should be understood by those skilled in the art that while the present utility model has been described in terms of the foregoing specific embodiments, the inventive concepts are not limited to the specific embodiments and any modifications that use the inventive concepts are intended to be within the scope of the appended claims.

Claims (6)

1. The film blowing machine traction printing device comprises a frame and a herringbone frame in the frame, and is characterized by further comprising a traction opposite-pressing roller set arranged right above the herringbone frame and a printing roller set arranged on the side face of the traction opposite-pressing roller set;

The traction counter-pressure roller group and the embossing roller group comprise fixed rollers, movable rollers and driving mechanisms for driving the movable rollers to approach or separate from the fixed rollers.

2. The film blowing machine traction printing device according to claim 1, wherein the driving mechanism comprises a driving cylinder fixed on the frame and a bearing seat connected with the output end of the driving cylinder, and two ends of the movable roller are rotatably connected with the bearing seat.

3. The film blowing machine traction printing device according to claim 2, wherein the guide plates are fixed on the machine frames on the upper side and the lower side of the bearing seat through fixing rods, and guide grooves which are in sliding fit with the guide plates are formed on the upper side and the lower side of the bearing seat.

4. A film blowing machine traction printing device according to any one of claims 1-3, wherein the fixed roller and the movable roller of the traction counter-pressure roller set are rubber rollers, the fixed roller of the printing roller set is an embossing roller, and the movable roller of the printing roller set is a rubber roller.

5. The film blowing machine traction printing device according to claim 1, wherein an edge inserting device is arranged in the herringbone frame.

6. The film blowing machine traction printing device according to claim 5, wherein the edge inserting device comprises a cross rod, a longitudinal rod and an edge inserting plate, wherein two ends of the cross rod are fixed on a herringbone frame, the longitudinal rod is connected to the cross rod through an adjusting block, the edge inserting plate is connected to the longitudinal rod, and the adjusting block is connected with the cross rod and the longitudinal rod through plum blossom wheel jackscrews.