Summary of the invention
Problem to be solved by this invention is to provide a kind of preparation technology of packing chest.
To achieve these goals, the technical scheme that the present invention takes is:
A preparation technology for packing chest, comprises the steps:
(1) processing of silk screen plate: select suitable nylon mesh as required, then carries out cleaning, removal of impurities, and then carry out drying and processing, the temperature of oven dry is 60-70 DEG C;
(2) gluing
Nylon mesh after drying is carried out gluing process by adhesion agent, and then put and dry in an oven, the temperature of oven dry is 50-60 DEG C;
(3) stretch tight net: be fixed on screen frame by the nylon mesh after gluing;
(4) exposure and development: coated by the nylon mesh on screen frame and expose agent and expose, the exposure time is 1-2h, then spray development agent on nylon mesh, forms silk screen plate after development oven dry;
(5) picture and text printing
Be fixed on screen printing table by dried silk screen plate and cardboard, by scraping ink with scraper plate, the cardboard leaked down through silk screen plate forms pattern on printed document;
(6) dry
Put in baking oven by cardboard after picture and text printing and dry, the temperature of baking oven is 30 DEG C-70 DEG C, and the time of oven dry is 8-12h;
(7) cross cutting
The cross cutting blade on mould cutting machine is utilized to be cut by certain specification by dried cardboard;
(8) box is stuck with paste
Cardboard after cross cutting is carried out paste box by case binder, forms finished product.
Preferably, in described step (1), the number of silk screen controls at 80-100 order/cm, and its through-hole rate is 70-80%.
Preferably, in described step (3), screen frame is aluminum alloy frame.
Preferably, in described step (3), nylon mesh is fixed to stressed after on screen frame is 700-800N.
Preferably, in described step (4), developer is sulfuric acid, and development time is 25-35min.
Preferably, in described step (4), the time of development post-drying is 1-2h, and after drying, moisture is 2-4%.
Beneficial effect: the preparation technology that the invention provides a kind of packing chest, the control of meshcount, the effect that final carton package prints can be improved, screen frame is aluminum alloy frame, not only there is fine stability, but also wooden frame can be solved to make moist yielding shortcoming, print comparatively thick lines or on the spot color lump time, nylon mesh is fixed to control stressed on screen frame, can ensure that silk-screen plate can be separated with carrier immediately after extension print, ensure the effect of printing, the selection of developer, the control of development time and drying time, moisture after dry, the silk-screen plate development effect of manufacture can be made obvious, for next step printing is provided convenience.The packing chest printing effect adopting this kind of method to prepare is good, and market potential is huge, has a extensive future.
Detailed description of the invention
Embodiment 1:
A preparation technology for packing chest, comprises the steps:
(1) processing of silk screen plate: select suitable nylon mesh as required, the number of silk screen controls at 80 orders/cm, and its through-hole rate is 70%, then carries out cleaning, removal of impurities, and then carry out drying and processing, the temperature of oven dry is 60 DEG C;
(2) gluing
Nylon mesh after drying is carried out gluing process by adhesion agent, and then put and dry in an oven, the temperature of oven dry is 50 DEG C;
(3) stretch tight net: be fixed on screen frame by the nylon mesh after gluing, and screen frame is aluminum alloy frame, and it is 700N that nylon mesh is fixed to stressed on screen frame;
(4) exposure and development: the nylon mesh on screen frame is coated and exposes agent and expose, exposure time is 1h, then spray development agent on nylon mesh, developer is sulfuric acid, development time is 25min, the time that rear development post-drying is dried in development is 1h, and after drying, moisture is 2%, finally forms silk screen plate;
(5) picture and text printing
Be fixed on screen printing table by dried silk screen plate and cardboard, by scraping ink with scraper plate, the cardboard leaked down through silk screen plate forms pattern on printed document;
(6) dry
Put in baking oven by cardboard after picture and text printing and dry, the temperature of baking oven is 30 DEG C, and the time of oven dry is 8h;
(7) cross cutting
The cross cutting blade on mould cutting machine is utilized to be cut by certain specification by dried cardboard;
(8) box is stuck with paste
Cardboard after cross cutting is carried out paste box by case binder, forms finished product.
Embodiment 2:
A preparation technology for packing chest, comprises the steps:
(1) processing of silk screen plate: select suitable nylon mesh as required, the number of silk screen controls at 90 orders/cm, and its through-hole rate is 75%, then carries out cleaning, removal of impurities, and then carry out drying and processing, the temperature of oven dry is 65 DEG C;
(2) gluing
Nylon mesh after drying is carried out gluing process by adhesion agent, and then put and dry in an oven, the temperature of oven dry is 55 DEG C;
(3) stretch tight net: be fixed on screen frame by the nylon mesh after gluing, and screen frame is aluminum alloy frame, and it is 750N that nylon mesh is fixed to stressed on screen frame;
(4) exposure and development: the nylon mesh on screen frame is coated and exposes agent and expose, exposure time is 1.5h, then spray development agent on nylon mesh, developer is sulfuric acid, development time is 30min, the time that rear development post-drying is dried in development is 1.5h, and after drying, moisture is 3%, finally forms silk screen plate;
(5) picture and text printing
Be fixed on screen printing table by dried silk screen plate and cardboard, by scraping ink with scraper plate, the cardboard leaked down through silk screen plate forms pattern on printed document;
(6) dry
Put in baking oven by cardboard after picture and text printing and dry, the temperature of baking oven is 50 DEG C, and the time of oven dry is 10h;
(7) cross cutting
The cross cutting blade on mould cutting machine is utilized to be cut by certain specification by dried cardboard;
(8) box is stuck with paste
Cardboard after cross cutting is carried out paste box by case binder, forms finished product.
Embodiment 3:
A preparation technology for packing chest, comprises the steps:
(1) processing of silk screen plate: select suitable nylon mesh as required, the number of silk screen controls at 100 orders/cm, and its through-hole rate is 80%, then carries out cleaning, removal of impurities, and then carry out drying and processing, the temperature of oven dry is 70 DEG C;
(2) gluing
Nylon mesh after drying is carried out gluing process by adhesion agent, and then put and dry in an oven, the temperature of oven dry is 60 DEG C;
(3) stretch tight net: be fixed on screen frame by the nylon mesh after gluing, and screen frame is aluminum alloy frame, and it is 800N that nylon mesh is fixed to stressed on screen frame;
(4) exposure and development: the nylon mesh on screen frame is coated and exposes agent and expose, exposure time is 2h, then spray development agent on nylon mesh, developer is sulfuric acid, development time is 35min, the time that rear development post-drying is dried in development is 2h, and after drying, moisture is 4%, finally forms silk screen plate;
(5) picture and text printing
Be fixed on screen printing table by dried silk screen plate and cardboard, by scraping ink with scraper plate, the cardboard leaked down through silk screen plate forms pattern on printed document;
(6) dry
Put in baking oven by cardboard after picture and text printing and dry, the temperature of baking oven is 70 DEG C, and the time of oven dry is 12h;
(7) cross cutting
The cross cutting blade on mould cutting machine is utilized to be cut by certain specification by dried cardboard;
(8) box is stuck with paste
Cardboard after cross cutting is carried out paste box by case binder, forms finished product.
After above PROCESS FOR TREATMENT, take out sample respectively, result of a measurement is as follows:
Can draw according to above table data, packing chest pattern, writing printing accurate rate that the packing chest prepared when embodiment 2 parameter is prepared than prior art are high, and coat thickness is thinner compared with prior art, is now more conducive to the preparation of packing chest.
The invention provides a kind of preparation technology of packing chest, the control of meshcount, the effect that final carton package prints can be improved, screen frame is aluminum alloy frame, not only there is fine stability, but also wooden frame can be solved to make moist yielding shortcoming, print comparatively thick lines or on the spot color lump time, nylon mesh is fixed to control stressed on screen frame, can ensure that silk-screen plate can be separated with carrier immediately after extension print, ensure the effect of printing, the selection of developer, the control of development time and drying time, moisture after dry, the silk-screen plate development effect of manufacture can be made obvious, for next step printing is provided convenience.The packing chest printing effect adopting this kind of method to prepare is good, and market potential is huge, has a extensive future.
The foregoing is only embodiments of the invention; not thereby the scope of the claims of the present invention is limited; every utilize description of the present invention to do equivalent structure or equivalent flow process conversion; or be directly or indirectly used in other relevant technical fields, be all in like manner included in scope of patent protection of the present invention.