CN109834880B

CN109834880B - Aging rack and method for aging thermosensitive film

Info

Publication number: CN109834880B
Application number: CN201910020546.6A
Authority: CN
Inventors: 李昌春; 张斌
Original assignee: Nanyang Clear Technology Co Ltd
Current assignee: Nanyang Clear Technology Co Ltd
Priority date: 2019-01-09
Filing date: 2019-01-09
Publication date: 2021-10-22
Anticipated expiration: 2039-01-09
Also published as: CN109834880A

Abstract

The invention discloses an aging rack and a method for aging thermal-sensitive films. The technical scheme of the invention can improve the aging consistency of the thermal sensitive film.

Description

Aging rack and method for aging thermosensitive film

Technical Field

The invention relates to the technical field of photosensitive film manufacturing, in particular to an aging rack and a thermosensitive film aging method.

Background

The thermal sensitive film is mainly used for imaging in a printer after sensitization, and generally consists of a base material and various additives so as to achieve various sensitization performances. The thermo-chromatic film generally adopts a layered structure such as: a substrate, a bonding layer, upper and lower layer photosensitive emulsion, a filter layer, an interlayer and the like. In order to make the layers of the thermo-chromatic film tightly combined, the layers need to be separated through a coating process during production.

At present, because the thermal film needs to be coated in a whole roll, chemical components of each layered structure are not in a stable state after coating is finished, and therefore, the whole roll of thermal film needs to be aged to achieve the purpose of coating curing.

Disclosure of Invention

The invention mainly aims to provide an aging rack and a thermal sensitive film aging method, aiming at improving the aging consistency of the thermal sensitive film.

In order to achieve the purpose, the invention provides an aging rack which comprises a body, a tray and an installation part, wherein the installation part is arranged on the body, the aging rack is movably arranged on an aging production line through the body, the body forms a ventilation flow channel, the ventilation flow channel is used for allowing warm and humid gas in the aging production line to circulate, the tray is arranged on the installation part so that the tray is located in the ventilation flow channel, the tray comprises an arc-shaped surface, and the arc-shaped surface is used for stacking a plurality of thermosensitive films.

Preferably, the installation department with the tray is a plurality of and sets up along vertical direction interval on the body, one the tray corresponds one the installation department sets up, every adjacent two interval distance between the tray is greater than or equal to 100 millimeters settings.

Preferably, the tray comprises a support part for placing the thermal film, the support part comprises a first plate extending in an arc shape, and the inner side surface of the first plate with larger curvature forms the arc-shaped surface.

Preferably, the tray still include with the connecting portion that the supporting part links to each other, connecting portion be used for with the tray can be dismantled and fix the installation department, connecting portion are including the second plate that is the circular arc and extend, the lateral surface of the less camber of second plate forms the second arcwall face, the second arcwall face with the tip smooth transition setting of arcwall face.

Preferably, the first plate and the second plate are sheet metal parts integrally formed.

Preferably, the body includes that base and interval set up two stands on the base, the base be used for with ageing production line adaptation, so that the body is portable to be set up on ageing production line, two the side in opposite directions of stand forms ventilation runner, the installation department sets up two on the stand.

Preferably, the installation department is including fixing spacing subassembly and the member on the stand, the member extends the setting along first dimension, the medial surface of the great camber of second plate forms the spread groove, the member with spread groove sliding fit is in order to right the tray is followed first dimension removes the direction, spacing subassembly is used for the restriction the tray removes.

Preferably, the limiting assembly comprises a stopper and a locking piece, the stopper is movably arranged on the upright column, so that the stopper has a locking position for limiting the movement of the tray and a release position for detaching the tray from the body, and the locking piece is used for fixing the stopper in the locking position.

Preferably, the aging rack further comprises a movable bracket for transporting on the flat ground, and the body is detachably fixed on the movable bracket.

The present invention also provides a method for aging a thermo-sensitive film, the method comprising the steps of S1: and cutting the coated whole roll of thermal sensitive film into sheets, and placing the sheets in the tray of the aging rack for constant-temperature and constant-humidity aging treatment.

According to the aging rack in the technical scheme, the aging rack is movably arranged on the aging production line through the body, so that the aging rack is convenient to transport and can be arranged in a set temperature and humidity environment. A ventilation flow channel is formed in the body and used for allowing warm and humid gas in the aging production line to enter the aging rack, and convection of the warm and humid gas is facilitated. The tray is used for bearing the thermal film, and the installation department also sets up on the body, and the tray is installed at the installation department to put into the tray and fix on the body with the thermal film, make the tray can move and have enough to meet the need in ageing different positions on producing the line along with the body. The installation department makes the tray be located the ventilation runner, and the ventilation runner makes the warm and humid gas convection current of ageing production line to act on the thermal film on the tray, because the thermal film can cut the back and place on the tray ageing, prevent that the thermal film from leading to the inlayer and the inlayer difference in temperature to spread and be difficult to control because of range upon range of thickness is too big, make the coating stability after the thermal film coating solidification better, improved the ageing uniformity of thermal film. The arcwall face of tray is used for range upon range of placing the multi-disc thermal film, and the arcwall face is used for bearing thermal film when ageing, and this arcwall face can make thermal film release stress at ageing in-process to be slight cambered surface after thermal film is ageing, prevent to print the card paper.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the structures shown in the drawings without creative efforts.

FIG. 1 is a schematic structural view of a burn-in stand according to the present invention;

FIG. 2 is a schematic view of the structure of the tray of FIG. 1;

FIG. 3 is an enlarged view of detail A of FIG. 2;

FIG. 4 is an exploded view of a portion of the burn rack of the present invention;

fig. 5 is a flowchart of a method of aging a thermo-chromatic film according to the present invention.

The reference numbers illustrate:

the implementation, functional features and advantages of the objects of the present invention will be further explained with reference to the accompanying drawings.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

It should be noted that, if directional indications (such as up, down, left, right, front, and back … …) are involved in the embodiment of the present invention, the directional indications are only used to explain the relative positional relationship between the components, the movement situation, and the like in a specific posture (as shown in the drawing), and if the specific posture is changed, the directional indications are changed accordingly.

In addition, if there is a description of "first", "second", etc. in an embodiment of the present invention, the description of "first", "second", etc. is for descriptive purposes only and is not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In addition, technical solutions between various embodiments may be combined with each other, but must be realized by a person skilled in the art, and when the technical solutions are contradictory or cannot be realized, such a combination should not be considered to exist, and is not within the protection scope of the present invention.

The invention provides an aging rack, which is shown in a reference figure 1 and a reference figure 2 and is mainly used for aging thermosensitive films, and the aging rack comprises a body 10, a tray 20 and an installation part 30, wherein the installation part 30 is arranged on the body 10, the aging rack is movably arranged on an aging production line through the body 10, a ventilation flow channel 40 is formed in the body, the ventilation flow channel 40 is used for the circulation of warm and humid gas in the aging production line, the tray 20 is arranged on the installation part 30 so that the tray 20 is positioned in the ventilation flow channel 40, the tray 20 comprises an arc-shaped surface 211, and the arc-shaped surface 211 is used for stacking a plurality of thermosensitive films.

Continuing to refer to fig. 1 and 2, specifically, the burn-in rack is movably disposed on the burn-in production line through the body 10, and the body 10 may be a frame, a box, etc., which not only facilitates transportation of the burn-in rack, but also enables the burn-in rack to be disposed in a set temperature and humidity environment. A ventilation flow channel 40 is formed in the body 10, the ventilation flow channel 40 can be a channel, and the ventilation flow channel 40 is used for allowing warm and humid gas in the aging production line to enter the aging rack, so that convection of the warm and humid gas is facilitated. Tray 20 is used for bearing the thermo-sensitive film, and installation department 30 also sets up on body 10, and tray 20 installs at installation department 30, and the installation here can be fixed connection or can dismantle the connection etc. to put into tray 20 with the thermo-sensitive film and fix on body 10, make tray 20 can have enough to meet the need the different positions on ageing production line along with body 10 removes. The mounting portion 30 may be a mounting hole, a mounting groove, a mounting protrusion, or the like, and the tray 20 may be provided with a connecting portion 22 adapted to the mounting portion 30, or the tray 20 may be fixed to the mounting portion 30 by a connecting member, which is not particularly limited herein. It should be noted that, the mounting portion 30 makes the tray 20 located in the ventilation channel 40, and the ventilation channel 40 makes the warm and humid air of the aging production line convect to act on the thermal sensitive film on the tray 20, because the thermal sensitive film can be placed on the tray 20 after being cut to age, it is difficult to control the dispersion of the temperature difference between the inner layer and the outer layer due to the overlarge thickness of the thermal sensitive film, so that the coating stability of the cured thermal sensitive film is better, and the aging consistency of the thermal sensitive film is improved. Tray 20's arcwall face 211 is used for range upon range of placing multi-disc thermal film, and this arcwall face 211 can be the arc surface or by the curved surface of a plurality of arc surface fits etc. and arcwall face 211 is used for bearing thermal film when ageing, and this arcwall face 211 can make thermal film release stress in ageing process to be slight cambered surface after thermal film is ageing, prevent to print the card paper.

With continued reference to fig. 1 and 2, in view of improving production efficiency, preferably, the mounting portions 30 and the trays 20 are plural and are arranged on the body 10 at intervals along the vertical direction, one tray 20 is arranged corresponding to one mounting portion 30, so that the plural trays 20 are arranged on the body 10 in layers in the burn-in rack, so that the burn-in rack per unit area can accommodate more thermal films, and the interval distance between every two adjacent trays 20 is greater than or equal to 100 mm, so that each layer of tray 20 forms an independent burn-in air channel in the ventilation flow channel 40, for example: when the thickness of 100 laminated thermal films is about 21 mm, the width of the flow section of the aging air channel can be greater than or equal to 79 mm, which is beneficial to the convection of warm and humid air through the aging air channel, so that the temperature of each layer of tray 20 is uniform, and the aging consistency of the thermal films is further improved. In addition, the acid gas emitted by the thermosensitive film during high-temperature aging is convenient to discharge from the aging rack, and the service life of the aging rack is prolonged.

Referring to fig. 1 to 3, in order to further improve the aging uniformity of the thermo-chromatic film, it is preferable that the tray 20 includes a support portion 21 for placing the thermo-chromatic film, the support portion 21 includes a first plate 210 extending in an arc, and an inner side surface of the first plate 210 having a larger curvature forms an arc surface 211. The thickness of the first plate member 210 is uniform, which makes the temperature of each layer of the tray 20 uniform, compared to other shape arrangements. Moreover, the arc surface 211 is an inner side surface of the first plate 210 with a larger curvature, and when the arc surface 211 is used for supporting a plurality of stacked thermal films, the arc surface 211 forms a concave part (not shown) facing downwards from the horizontal surface, and the concave part can unfold the plurality of thermal films to allow warm and humid air to be introduced between each thermal film, so that the aging consistency of the thermal films is further improved. Of course, a plurality of pieces of laminated thermo-chromatic films may be placed on the concave portion by bundling or the like, which facilitates the placement of the thermo-chromatic films in comparison with the case where the convex portion (not shown) is formed by the arc-shaped surface 211. Preferably, the radius of the arc of the inner side of the first plate 210 is set to 834.68 mm, so that the universal thermal film can be adapted to the universal thermal film, and the universality of the burn rack is improved.

As shown in fig. 1 to 3, in order to further facilitate the placement of the thermal film, it is preferable that the tray 20 further includes a connecting portion 22 connected to the supporting portion 21, the connecting portion 22 is used to detachably fix the tray 20 to the mounting portion 30, the connecting portion 22 may be a lug or the like, and the detachable fixing manner may be various, such as a pin-hole connection or a screw connection, so that the connecting portion 22 is fixed to the mounting portion 30, which will not be described in detail herein. The connecting portion 22 includes a second plate member 220 extending in an arc, and the second plate member 220 may serve to make the temperature of each layer of the tray 20 uniform, which will not be described in detail herein. The outer side surface of the second plate 220 with smaller curvature forms a second arc-shaped surface 221, and the second arc-shaped surface 221 and the end portion of the arc-shaped surface 211 are arranged in a smooth transition manner, where the smooth transition may be referred to as an arc transition or the like. Preferably, the second plate member 220 is a rolled edge extending from the circular arc outer edge of the first plate member 210, which is advantageous in that it not only facilitates the installation of the tray 20, but also prevents the thermal sensitive film from being scratched by the connecting portion 22 when the thermal sensitive film is placed in the tray 20, thereby improving the usability of the burn rack.

With continued reference to fig. 1 to 3, in order to further improve the aging consistency of the thermo-chromatic film, the first plate 210 and the second plate 220 are preferably sheet metal parts integrally formed. The equal thickness of the sheet metal part is set and is relatively even, and compared with the plastic part, the sheet metal part has good heat-conducting property, easily conducts high temperature in the aging air channel, ensures that the temperature of the aging air channel formed by each layer of tray 20 is relatively even, and can further improve the aging consistency of the thermal sensitive film. In addition, the first plate 210 and the second plate 220 can be integrally formed through sheet metal part extrusion or stamping and the like, so that the production efficiency is improved. Preferably, the sheet metal part is a stainless steel sheet metal part, which can improve the corrosion resistance of the tray 20.

Referring to fig. 1 to 4, in view of convenient production, it is preferable that the body 10 includes a base 11 and two columns 12 spaced apart from each other on the base 11, the base 11 is adapted to the aging production line so that the body 10 is movably disposed on the aging production line, opposite sides of the two columns 12 form ventilation flow passages 40, and the mounting portions 30 are disposed on the two columns 12. The base 11 may be a plate or a frame, and is mainly used to be adapted to the aging line so that the aging rack can be rotated on the aging line. Moreover, the base 11 is used for supporting two spaced columns 12, the mounting portion 30 can be conveniently disposed on the columns 12 to support the tray 20, the opposite sides of the two columns 12 are convenient for forming the ventilation flow channel 40, of course, for the purpose of protecting the tray 20, the aging rack is prevented from colliding on the aging line, and more columns 12 can be disposed to combine the peripheries of the tray 20 to play a protection role. Of course, the body 10 may further include a plurality of cross beams 13 for enhancing the rigidity of the two columns 12, and the cross beams 13 may be horizontally disposed or obliquely disposed, and a person skilled in the art may obtain a corresponding technical solution according to the embodiments and the drawings of the present invention, and will not be described in detail herein. It should be particularly noted that the base 11 is provided with a bearing member 111 for rolling contact with the aging line, etc. to make the movement of the body 10 on the aging line smoother. In addition, the bearing member 111 may be connected to the main body 10 by an elastic member (not shown) or the like for absorbing an impact generated when the main body 10 moves on the aging line, so that the quality of the thermo-chromatic film upon aging can be further improved.

With continued reference to fig. 1 to 4, in view of the convenience of accessing the tray 20, it is preferable that the mounting portion 30 includes a limiting component 31 and a rod 32 fixed on the upright 12, the rod 32 is extended along a first dimension V (which is only an exemplary indication, and the indication is omitted below), the inner side surface of the second plate 220 with larger curvature forms a connecting groove 222, the rod 32 is slidably fitted with the connecting groove 222 to guide the movement of the tray 20 along the first dimension, and the limiting component 31 is used for limiting the movement of the tray 20. The tray 20 can be easily extended or retracted to the ventilation channel 40 by the guiding function of the rod 32, so that the tray 20 and the thermal sensitive film can be conveniently taken and placed. Of course, there are various ways that the rod 32 extends into the connecting groove 222, for example, the rod 32 extends into the connecting groove 222 through a connecting member (not shown), the connecting member may be the second rod 33, etc., the second plate 220 may be two arc ends respectively disposed on the first plate 210, the second rod 33 may be two, and one second rod 33 is disposed corresponding to one second plate 220, so that the second plate 220 may form a drawer, and the structure is more stable.

It should be particularly stated that the limiting component 31 may include a limiting block (not shown), and the limiting component 31 may be used to limit the tray 20 to move along the first dimension, so as to prevent the tray 20 from generating a large impact in the aging line, and will not be described in detail herein. Preferably, the position-limiting assembly 31 includes a stopper 311 and a locking element 312, the stopper 311 is movably disposed on the upright 12, so that the stopper 311 has a locking position for limiting the movement of the tray 20 and a releasing position for detaching the tray 20 from the body 10, the locking element 312 is used for fixing the stopper 311 at the locking position, so that the stopper 311 limits the movement of the tray 20 at the locking position, when the tray 20 is to be taken out, the locking element 312 is released to move the stopper 311 to the releasing position, and the tray 20 slides out along the first dimension. When the aging rack is placed on the aging production line, the tray 20 can slide into the rod 32 along the first dimension, then the stopper 311 is moved to the locking position, and the locking piece 312 is locked, so that the tray 20 can be further conveniently taken and placed. Preferably, the position limiting assembly 31 further comprises a hinge 313, and the blocking member 311 can be rotatably arranged on the upright post 12 through the hinge 313 to reduce the moving space of the blocking member 311.

With continued reference to fig. 1 to 4, in view of improving the versatility of the aging rack, it is preferable that the aging rack further includes a moving bracket 50 for transportation on a flat ground, and the body 10 is detachably fixed to the moving bracket 50. The moving frame 50 may include a universal wheel 51, a directional wheel 52, etc. for moving on the flat ground. The moving bracket 50 may be provided with at least two protrusions 53, the base 11 may be provided with mounting holes (not shown) adapted to the protrusions 53, and the protrusions 53 may be mounting pins or the like, which will not be described in detail herein. When it is required to detach the body 10 at the burn-in line, the body 10 may be moved on a flat ground by mounting the body 10 on the moving bracket 50. Of course, the mobile carriage 50 may be provided with an opening 54 for the fork of the forklift to enter, and correspondingly, the base 11 is provided with a bearing part (not shown) for adapting to the fork, which will not be described in detail herein.

The present invention also proposes a thermo-chromatic film aging method, as shown with reference to fig. 1 to 5, which includes the following steps S1: the coated whole roll of thermo-sensitive film is cut into sheets and placed in the tray 20 of the aging rack for constant temperature and humidity aging treatment. The ageing rack is movably arranged on the ageing production line through the body 10, so that the ageing rack is convenient to transport and can be arranged in a set temperature and humidity environment. A ventilation flow channel 40 is formed in the body 10, and the ventilation flow channel 40 is used for allowing warm and humid gas in the aging production line to enter the aging rack, so that convection of the warm and humid gas is facilitated. Tray 20 is used for bearing the thermo-sensitive film, and installation department 30 also sets up on body 10, and tray 20 is installed at installation department 30 to put into tray 20 with the thermo-sensitive film, and make tray 20 can have enough to meet the need in ageing different positions on producing the line along with body 10 removes. The installation department 30 makes tray 20 be located ventilation flow channel 40, and ventilation flow channel 40 makes the warm and humid gas convection current of ageing production line to the thermal film that acts on tray 20, because the thermal film can cut the back and place on tray 20 and age, prevent that the thermal film from leading to the inlayer and the inlayer difference in temperature to spread and be difficult to control because of the whole stack thickness is too big, make the coating stability after the thermal film coating solidification more even, improved the ageing uniformity of thermal film. The arcwall face 211 of tray 20 is used for range upon range of placing the multi-disc thermal film, and arcwall face 211 is used for bearing thermal film when ageing, and this arcwall face 211 can make thermal film release stress in ageing process to be slight cambered surface after thermal film is ageing, prevent to print the card paper.

The above description is only a preferred embodiment of the present invention, and not intended to limit the scope of the present invention, and all modifications and equivalents made by the contents of the present specification and drawings, or any other related technical fields, within the spirit of the present invention, are included in the scope of the present invention.

Claims

1. The aging rack is characterized by comprising a body, a tray and an installation part arranged on the body, wherein the aging rack is movably arranged on an aging production line through the body, a ventilation flow channel is formed in the body and used for allowing warm and humid gas in the aging production line to circulate, the tray is installed on the installation part so that the tray is located in the ventilation flow channel, the tray comprises an arc surface, the arc surface is an arc surface or a curved surface fitted by a plurality of arc surfaces, and the arc surface is used for stacking a plurality of pieces of thermosensitive films;

the tray includes the supporting part that is used for placing the thermal film, the supporting part is including being the first plate that the circular arc extends, the medial surface of the great camber of first plate forms the arcwall face.

2. The burn rack of claim 1 wherein said mounting portion and said trays are plural and are spaced apart vertically on said body, one of said trays is disposed corresponding to one of said mounting portion, and a spacing distance between every two adjacent trays is greater than or equal to 100 mm.

3. The aging rack according to claim 2, wherein the tray further comprises a connecting portion connected with the supporting portion, the connecting portion is used for detachably fixing the tray on the mounting portion, the connecting portion comprises a second plate extending in an arc shape, the outer side face of the second plate with smaller curvature forms a second arc-shaped face, and the second arc-shaped face and the end portion of the arc-shaped face are arranged in a smooth transition mode.

4. The burn rack of claim 3 wherein the first plate and the second plate are integrally formed sheet metal.

5. The aging rack according to claim 3, wherein the body comprises a base and two upright columns arranged on the base at intervals, the base is adapted to the aging production line so that the body can be movably arranged on the aging production line, the opposite sides of the two upright columns form the ventilation flow channel, and the mounting parts are arranged on the two upright columns.

6. The burn rack of claim 5 wherein the mounting portion includes a limiting assembly and a rod member fixed to the upright, the rod member extending along a first dimension, the inner side surface of the second plate member with larger curvature forming a connecting groove, the rod member slidably fitting the connecting groove to guide the tray to move along the first dimension, and the limiting assembly is used to limit the tray to move.

7. A burn rack according to claim 6 wherein said spacing assembly includes a catch movably disposed on said post such that said catch has a locked position for limiting movement of said tray and an unlocked position for allowing said tray to be detached from said body, and a lock for securing said catch in said locked position.

8. The burn rack of any one of claims 1 to 7 further comprising a mobile rack for transport on level ground, said body being removably secured to said mobile rack.

9. A method of aging a thermal film, comprising the steps of:

cutting the coated whole roll of thermo-sensitive film into sheets, and placing the sheets in the tray of the aging rack according to any one of claims 1 to 8 for constant temperature and humidity aging treatment.