CN210145135U

CN210145135U - Aseptic paper processing system

Info

Publication number: CN210145135U
Application number: CN201920746963.4U
Authority: CN
Inventors: 刘虹羽; 丛铭宏; 关宇伯
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-05-22
Filing date: 2019-05-22
Publication date: 2020-03-17
Anticipated expiration: 2029-05-22

Abstract

The utility model relates to a papermaking field especially relates to an aseptic paper processing system, aseptic paper processing system include that the stock form cuts rewinding section and finished product packing section, the stock form is cut the rewinding section and is provided with anterior segment sterilizing equipment, anterior segment sterilizing equipment is the ultraviolet irradiation appearance, finished product packing section is provided with end sterilizing equipment, end sterilizing equipment is irradiation equipment. Arranging two ultraviolet sterilization irradiators at the web slitting rewinding section to kill residual bacteria in the production process of the large bobbin paper; and in the finished product packaging section, the finished product is loaded into a paper box, and the whole box is sent into a terminal sterilizing device for sterilization treatment to kill residual bacteria on the paper product and bacteria secondarily infected during manual operation in the process of slitting and rewinding the roll paper.

Description

Aseptic paper processing system

Technical Field

The utility model relates to a papermaking field especially relates to an aseptic paper processing system.

Background

In the paper making industry at present, the production of sanitary paper for daily use is generally carried out by pulping, blending, spraying, net laying, dewatering and drying to obtain the large-axis paper. And then the large roll paper is cut into small roll paper with certain specification by using a roll paper cutting rewinding production line to be packaged and delivered out of a factory. With the improvement of the safety requirements of the market on the sanitary paper for daily use, the traditional sterilization process cannot reach the corresponding requirements. At present, the sterilization operation in the paper making process is mainly a drying link in the production process of the large scroll paper, and the sterilization effect is achieved by utilizing high temperature. And in the later roll paper slitting and rewinding process, the problems of bacterial infection and residue can occur in the manual operation and storage and transportation links.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an aseptic paper processing system, this utility model have the characteristics that sterilization effect is good, avoids secondary pollution and does not influence original paper production efficiency.

To achieve the purpose, the utility model adopts the following technical proposal:

the utility model provides an aseptic paper processing system, including stock form cutting rewinding section and finished product packing section, the stock form cutting rewinding section is provided with anterior segment sterilizing equipment, anterior segment sterilizing equipment is the ultraviolet irradiation appearance, finished product packing section is provided with end sterilizing equipment, end sterilizing equipment is irradiation equipment.

Further, the number of the ultraviolet sterilization irradiators is at least two.

Further, the ultraviolet wavelength of the ultraviolet sterilization irradiator is 240-280 nm.

Further, the ultraviolet wavelength of the ultraviolet sterilization irradiator is 253.7 nm.

Further, the irradiation apparatus emits gamma rays using radioactive sources of cobalt-60 and cesium-137.

Furthermore, the stock form slitting and rewinding section comprises a paper returning frame, a paper detector, a corrector, a punching device, a slitting machine, a braking device and a stock form shaping device which are sequentially arranged.

Further, the front section sterilization device is arranged between the corrector and the punching device.

Further, the front section sterilization device is installed between the slitting machine and the braking device.

The utility model discloses compare in prior art's beneficial effect:

this aseptic paper processing system has increased anterior segment sterilization apparatus and end section sterilization apparatus on traditional stock form cuts rewinding production line, and anterior segment sterilization apparatus utilizes ultraviolet sterilization irradiation appearance to the back of high temperature sterilization in big beam paper production process, does sterilization treatment to remaining bacterium and big beam paper secondary infection's bacterium in transit, storage. After the finished roll paper product is packaged, the terminal sterilizing device performs sterilization treatment on the bacteria secondarily infected during manual operation in the roll paper slitting and rewinding production and the residual bacteria in the previous working procedure by using irradiation equipment, so that the aseptic requirement of the paper product is met.

Drawings

Fig. 1 is a production flow diagram of the sterile paper processing system of the present invention.

Wherein:

1. a paper returning frame; 2. a drive roller; 3. paper products; 4. a paper tester; 5. a corrector; 6. a front-stage sterilization device; 7. a punching device; 8. a slitting machine; 9. a braking device; 10. a roll paper shaping device; 11. terminal sterilizing device.

Detailed Description

In order to make the technical problem solved by the present invention, the technical solution adopted by the present invention and the technical effect achieved by the present invention clearer, the technical solution of the present invention will be further explained by combining the drawings and by means of the specific implementation manner.

As shown in figure 1, the utility model provides an aseptic paper processing system, cut rewinding section and finished product packing section including the stock form, the stock form is cut the rewinding section and is provided with anterior segment sterilizing equipment 6, and anterior segment sterilizing equipment 6 is ultraviolet sterilization and shines the appearance. The finished product packaging section is provided with a terminal sterilizing device 11, and the terminal sterilizing device 11 is irradiation equipment. The front section sterilization device 6 performs sterilization treatment on residual bacteria on the large bobbin paper, and the rear section sterilization device 11 performs sterilization treatment on bacteria secondarily infected during manual operation in the winding paper slitting rewinding production and residual bacteria in the previous process, so that the aseptic requirement of paper products is met.

In this embodiment, two ultraviolet sterilization irradiation instruments are provided, but of course, in other embodiments, more than two ultraviolet sterilization irradiation instruments may be provided, and the specific number may be set according to actual needs. The paper 3 is transmitted at a certain speed in the operation process of slitting and rewinding the roll paper, and the arrangement of a plurality of ultraviolet sterilization devices can effectively avoid the generation of bacterial residues due to insufficient irradiation time of one ultraviolet irradiation instrument.

The ultraviolet sterilization wavelength is between 240 nm and 280nm, and the preferable wavelength is 253.7 nm. The ultraviolet wavelength is in the range of 240-280nm, which has the most destructive power to bacteria, and especially has the strongest sterilization capability at the wavelength of 253.7 nm.

The irradiation equipment emits gamma rays using radioactive sources cobalt-60 and cesium-137. The gamma ray has strong penetrating power, is suitable for sterilizing the whole packaged finished product, can effectively kill the bacteria infected secondarily in the packaging process, and avoids the bacteria infected secondarily from continuously reproducing during the storage of the finished product.

Specifically, as shown in fig. 1, the web slitting and rewinding section comprises a paper unwinding frame 1, a paper testing device 4, a corrector 5, a perforating device 7, a slitting machine 8, a braking device 9 and a web shaping device 10 which are arranged in sequence. Wherein, the paper-ejecting frame 1 is used for fixing the large-axis paper. The paper checker 4 is used for checking whether the paper product 3 has quality defects such as fracture, perforation and the like. The corrector 5 corrects the position of the paper product 3 so that the position of the paper product 3 conveyed on the drive roller 2 does not deviate. Perforating device 7 is used for punching paper article 3, makes things convenient for paper article 3 to be torn in daily use. The slitter 8 is used for cutting the paper product 3 into corresponding widths according to the specific requirements of the paper product. The braking device 9 is used for braking during the transport of the paper products 3, and if paper breakage or quality defect detection occurs during the processing of the paper products 3, the braking device 9 is decelerated or stopped so as to process the paper breakage or the defect. The roll paper shaping device 10 is used for rolling and shaping the cut paper products to meet the standard requirements of finished roll paper. In this embodiment, the front-stage sterilization apparatus 6 is installed between the aligner 5 and the punching apparatus 7, and between the slitter 8 and the brake apparatus 9.

The utility model discloses include following step in the implementation:

a. in the roll paper slitting rewinding section, the paper product 3 is sterilized by a front section sterilizing device 6;

specifically, one ultraviolet irradiator is provided between the aligner 5 and the punching apparatus 7 and between the slitter 8 and the braking apparatus 9, respectively. Big scroll paper is installed on the frame 1 that moves back, transmits to the paper inspection ware 4 through drive roller 2, and paper inspection ware 4 carries out quality inspection to paper 3, and the position of reconveying to paper 3 is corrected to unscrambler 5, and paper 3 is through ultraviolet sterilization irradiation appearance between unscrambler 5 and perforating device 7 and is done the sterilization, then transmits to perforating device 7 and carries out the processing of punching with paper 3. The paper 3 is then transported to the slitter 8 and cut into the required width, and the paper 3 is sterilized between the slitter 8 and the brake device 9 by the ultraviolet sterilization irradiator. Then the speed is reduced by a braking device 9, and finally the cut paper product 3 is rolled and shaped by a paper rolling shaping device 10 to reach the standard requirement of finished rolled paper.

Further, different numbers of front-stage sterilizing devices 6 are started according to different transmission speeds of the roll paper 3. When the transmission speed of the paper product is slow, any one ultraviolet sterilization irradiator arranged between the corrector 5 and the perforating device 7 and between the slitting machine 8 and the braking device 9 is started, and when the transmission speed of the paper product 3 is fast, two ultraviolet sterilization irradiators are started. Aims to ensure the sterilization effect and reduce the energy waste.

b. The packaged finished paper is put into a paper box for sealing, the whole box is sent into an end section sterilization device 11, and the whole box finished product is subjected to radiation sterilization treatment.

Specifically, the paper products 3 after the slitting and rewinding process are filled into the organ bag, the four sides of the organ bag are sealed, and the organ bag is packaged in vacuum. Finally, the finished product is loaded into a paper box for sealing, and the whole box is sent into an end section sterilization device 11 for sterilization treatment.

The remarkable effects of the embodiment are as follows: the sterile paper processing system comprises a roll paper cutting rewinding section and a finished product packaging section, wherein two ultraviolet sterilization irradiation instruments are arranged on the roll paper cutting rewinding section to kill residual bacteria in the production process of large roll paper. Furthermore, the front section sterilization devices 6 with different quantities are started according to the different transmission speeds of the roll paper, one of the front section sterilization devices is started when the transmission speed of the paper products 3 is slow, and the other front section sterilization device is started when the transmission speed of the paper products 3 is fast, so that the sterilization effect is ensured, and the energy waste is reduced. And in the finished product packaging section, the finished product is loaded into a paper box, and the whole box is sent into a terminal sterilizing device for sterilization treatment to kill residual bacteria on the paper product and bacteria secondarily infected during manual operation in the process of slitting and rewinding the roll paper. Finally, the aseptic requirement of the paper product is met.

The above description is only for the preferred embodiment of the present invention, and for those skilled in the art, there are variations on the detailed description and the application scope according to the idea of the present invention, and the content of the description should not be construed as a limitation to the present invention.

Claims

1. The sterile paper processing system is characterized by comprising a roll paper cutting rewinding section and a finished product packaging section, wherein the roll paper cutting rewinding section is provided with a front section sterilization device (6), the front section sterilization device (6) is an ultraviolet irradiation instrument, the finished product packaging section is provided with a tail section sterilization device (11), and the tail section sterilization device (11) is irradiation equipment.

2. A sterile paper processing system as defined in claim 1, wherein the number of ultraviolet sterilizing radiation instruments is at least two.

3. The aseptic paper processing system as claimed in claim 1 or 2, wherein the ultraviolet wavelength of said ultraviolet sterilization irradiator is 240-280 nm.

4. A sterile paper processing system as claimed in claim 3, wherein the ultraviolet germicidal irradiation unit has an ultraviolet wavelength of 253.7 nm.

5. A sterile paper handling system as claimed in claim 1, wherein the irradiation facility emits gamma radiation using radioactive sources cobalt-60 and cesium-137.

6. An aseptic paper processing system as claimed in claim 1, characterized in that the web slitting and rewinding section comprises, in succession, an unwinding frame (1), a paper validator (4), a straightener (5), a perforating device (7), a slitting machine (8), a braking device (9) and a web sizing device (10).

7. An aseptic paper processing system as claimed in claim 6, wherein said pre-sterilization means (6) is mounted between said straightener (5) and said perforating means (7).

8. An aseptic paper processing system as claimed in claim 6, characterized in that said pre-sterilization means (6) are installed between said slitting machine (8) and said braking means (9).