阅读说明：本技术 一种tft-lcd玻璃生产用防析晶机构及系统 (Anti-crystallization mechanism and system for TFT-LCD glass production ) 是由 陈忠春 于 2021-08-02 设计创作，主要内容包括：本发明涉及一种TFT-LCD玻璃生产用防析晶机构及系统,包括有铂金搅拌筒、防析仓和搅拌电机,铂金搅拌筒顶部通过螺栓固定安装有搅拌电机,搅拌电机输出端焊接固定旋转杆,旋转杆贯穿延伸至铂金搅拌筒中,铂金搅拌筒内部顶端密封焊接固定有弧形密封板,弧形密封板与铂金搅拌筒之间形成密封的防析仓,防析仓内部固定安装有导管,导管一端连接至弧形密封板上靠近搅拌杆一端的底部一侧处,导管中位于防析仓内部中端设为弧形凹管,导管上位于弧形凹管远离搅拌杆一侧包裹有降温层。有益效果：防析仓内的导管在降温层的实现降温,气化的玻璃液在导管的另一端析晶排出,导管中的弧形导管避免气化后的析晶回流到铂金搅拌筒中,该发明结构简单稳定,实用价值高。(The invention relates to a crystallization prevention mechanism and a crystallization prevention system for TFT-LCD glass production, which comprise a platinum stirring cylinder, a crystallization prevention bin and a stirring motor, wherein the top of the platinum stirring cylinder is fixedly provided with the stirring motor through a bolt, the output end of the stirring motor is fixedly welded with a rotating rod, the rotating rod penetrates and extends into the platinum stirring cylinder, the top end inside the platinum stirring cylinder is fixedly welded with an arc-shaped sealing plate in a sealing manner, a sealed crystallization prevention bin is formed between the arc-shaped sealing plate and the platinum stirring cylinder, a guide pipe is fixedly arranged inside the crystallization prevention bin, one end of the guide pipe is connected to one side of the bottom of the arc-shaped sealing plate, which is close to one end of a stirring rod, the middle end inside the guide pipe, which is positioned inside the crystallization prevention bin, is provided with an arc-shaped concave pipe, and the side, which is positioned on the arc-shaped concave pipe and is far away from the stirring rod, is wrapped with a cooling layer. Has the advantages that: the guide pipe in the anti-crystallization bin is cooled on the cooling layer, the gasified glass liquid is crystallized and discharged at the other end of the guide pipe, and the arc-shaped guide pipe in the guide pipe prevents the gasified crystallized crystals from flowing back to the platinum stirring cylinder.)

1. The utility model provides a TFT-LCD glass production is with preventing mechanism and system of devitrifying, including platinum churn (1), prevent separating out storehouse (2) and agitator motor (3), characterized in that, there is agitator motor (3) at platinum churn (1) top through bolt fixed mounting, agitator motor (3) output welded fastening rotary rod (31), rotary rod (31) run through extend to in the platinum churn (1), the inside top seal welded fastening of platinum churn (1) has arc closing plate (5), form sealed between arc closing plate (5) and the platinum churn (1) prevent separating out storehouse (2), prevent separating out storehouse (2) internal fixation and install pipe (6), pipe (6) one end is connected to the bottom one side department on arc closing plate (5) that is close to rotary rod (31) one end, lie in pipe (6) prevent analysing the inside middle-end in storehouse (2) and establish to arc concave pipe (61), lie in on pipe (6) arc concave pipe (61) are kept away from rotary rod (31) one side parcel has cooling layer (62), lie in on pipe (6) bottom one side has been seted up out and has been analysed valve (63) on arc concave pipe (61), lie in on rotary rod (31) welded fastening has platinum heating jacket (4) between arc closing plate (5) one side, lie in on arc closing plate (5) platinum heating jacket (4) one side welded fastening has dead lever (51), the top welded fastening of dead lever (51) has brush (52).

2. The mechanism and the system for preventing devitrification in TFT-LCD glass production according to claim 1, wherein a plurality of stirring rods (32) with different lengths are welded and fixed on the rotating rod (31) inside the platinum stirring cylinder (1), and an arc-shaped stirring plate (33) is welded and fixed at the bottom of the stirring rod (32).

3. The mechanism and the system for preventing devitrification in TFT-LCD glass production according to claim 1, characterized in that the other side of the electric brush (52) is closely contacted with the platinum heating jacket (4), and a protection plate (41) is fixedly installed on the platinum heating jacket (4) at one side of the bottom of the electric brush (52).

4. The mechanism and the system for preventing devitrification in TFT-LCD glass production according to claim 1 wherein the arc sealing plate (5) is provided with a cleaning bin gate (53) on one side close to the protection plate (41).

5. The mechanism and the system for preventing devitrification in TFT-LCD glass production according to claim 1, wherein a connecting pipe (64) is arranged in the cooling layer (62), the connecting pipe (64) is wound outside the conduit (6), and the cooling water is communicated in the connecting pipe (64).

6. The mechanism and the system for preventing devitrification in TFT-LCD glass production according to claim 1, wherein the other end of the conduit (6) is connected to the outside of the platinum mixing drum (1) in a penetrating way and fixed with a discharge valve (65) by welding.

7. The mechanism and the system for preventing devitrification in TFT-LCD glass production according to claim 1 are characterized in that supporting legs (11) are welded and fixed around the bottom of the platinum mixing drum (1), a discharge hole (12) is formed in the center of the bottom of the platinum mixing drum (1), and a feed hole (13) is formed in one side of the platinum mixing drum (1).

8. The mechanism and the system for preventing the TFT-LCD glass from being crystallized in the production process of the TFT-LCD glass according to claim 1, wherein the TFT-LCD glass production process comprises a pre-processing area (7), a post-processing area (8) and a packaging inspection area (9), and the pre-processing area (7) comprises a cutting unit (71), a loading unit (72), a conveying unit (73), a weighing unit (74), a paper feeding unit (75) and a packaging unit (76).

9. The mechanism and the system for preventing the devitrification in the TFT-LCD glass production according to claim 8, characterized in that the post-processing area (8) comprises a paper taking unit (81), a scribing unit (82), a grinding unit (83) and a cleaning unit (84).

10. The mechanism and the system for preventing devitrification in TFT-LCD glass production according to claim 8, characterized in that the inspection packing area (9) is packed with a temporary storage unit (91), an inspection unit (92) and an unloading unit (93).

Technical Field

The invention relates to the technical field related to TFT-LCD glass production, in particular to a crystallization prevention mechanism and system for TFT-LCD glass production.

Background

With the development of the times and the progress of science and technology, the electronic display industry at the present stage is rapidly developing to the FPD flat panel display stage represented by liquid crystal and plasma, and the industry collects some latest technical resources in the global electronic industry and becomes one of the most concentrated fields of investment.

The TFT-LCD glass substrate is alkali-free borosilicate glass, and in the generation process, various raw materials are melted and clarified by a kiln, and then the glass liquid needs to be homogenized and bubble-removed. The existing generation process adopts a platinum channel and a platinum stirring device. And (4) feeding the molten glass into a platinum stirring barrel, and stirring by using a platinum stirring rod. A certain gap exists between the platinum stirring rod and the stirring barrel cover plate brick and the heat insulation cotton, a certain pressure difference exists in the gap, glass liquid volatile matters and platinum steam can escape from the gap, and crystallization can be formed due to condensation when the air flow rises. When crystallization is gathered to a certain degree, the crystallization object can drop into the stirring barrel under the action of gravity and external force of the rotation of the stirring rod, and the dropping object can form defects of bubbles, stones, stripes and the like in the glass liquid, so that the quality of the glass substrate is influenced.

In a platinum stirring rod crystallization prevention device for TFT-LCD glass production with the publication number CN209890482U, it is proposed that "when glass liquid volatile matters and platinum steam in a platinum stirring barrel escape to the positions of a platinum stirring rod and a cover plate brick, a platinum heating sleeve continuously heats the glass liquid volatile matters and the platinum steam to keep the glass liquid volatile matters and the platinum steam in a gaseous state and escape from the gap of the cover plate brick, so that the crystallization condition is avoided", but the defects in the patent are as follows: the volatile matters of the glass liquid which keeps the gas state can not be discharged completely, and meanwhile, the constant temperature and constant pressure state can not be realized for the production of the glass in the patent, and the crystallization prevention mechanism and the crystallization prevention system for the production of the TFT-LCD glass are provided for solving the problems.

Disclosure of Invention

The invention aims to provide a crystallization prevention mechanism and a crystallization prevention system for TFT-LCD glass production, so as to solve the problems in the background technology.

In order to achieve the purpose, the invention provides the following technical scheme: a crystallization prevention mechanism and a crystallization prevention system for TFT-LCD glass production comprise a platinum mixing drum, a crystallization prevention bin and a mixing motor, wherein the top of the platinum mixing drum is fixedly provided with the mixing motor through a bolt, the output end of the mixing motor is fixedly welded with a rotary rod, the rotary rod penetrates and extends into the platinum mixing drum, the top end inside the platinum mixing drum is fixedly welded with an arc sealing plate in a sealing manner, a sealed crystallization prevention bin is formed between the arc sealing plate and the platinum mixing drum, a guide pipe is fixedly arranged inside the crystallization prevention bin, one end of the guide pipe is connected to one side of the bottom of the arc sealing plate, which is close to one end of a mixing rod, the middle end inside the guide pipe is provided with an arc concave pipe, one side of the arc concave pipe, which is far away from the rotary rod, is wrapped with a cooling layer, and one side of the guide pipe, which is located on the arc concave pipe, which is provided with a crystallization valve, the arc-shaped sealing plate is characterized in that a platinum heating sleeve is welded and fixed between one sides of the arc-shaped sealing plates on the rotating rods, a fixed rod is welded and fixed on one side of the platinum heating sleeve on the arc-shaped sealing plates, and an electric brush is welded and fixed on the top of the fixed rod.

Furthermore, the rotary rod is located inside the platinum churn welded fastening has the puddler that a plurality of length is different, just the bottom welded fastening of puddler has the arc stirring board.

Furthermore, the other side of the electric brush is closely contacted with the platinum heating sleeve, and a protection plate is fixedly arranged on one side of the bottom of the electric brush on the platinum heating sleeve.

Furthermore, a cleaning bin door is arranged on one side, close to the protection plate, of the arc-shaped sealing plate.

Furthermore, the cooling layer is internally provided with a connecting pipe, the connecting pipe is wound outside the conduit, and the cooling water is communicated in the connecting pipe.

Furthermore, the other end of the guide pipe penetrates through and is connected to the outer side of the platinum stirring cylinder, and a discharge valve is fixedly welded on the other end of the guide pipe.

Furthermore, the bottom of the platinum mixing drum is welded and fixed with supporting legs all around, a discharge hole is formed in the center of the bottom of the platinum mixing drum, and a feed inlet is formed in one side of the platinum mixing drum.

Further, the TFT-LCD glass production comprises a pre-processing area, a post-processing area and an inspection packaging area, wherein the pre-processing area comprises a cutting unit, a loading unit, a conveying unit, a weighing unit, a paper feeding unit and a packaging unit.

Furthermore, the post-processing area comprises a paper taking unit, a marking unit, a grinding unit and a cleaning unit.

Further, the inspection packaging area is packaged with a temporary storage unit, an inspection unit and an unloading unit.

Compared with the prior art, the invention has the following beneficial effects: the stirring rod under the rotating rod is driven by the stirring motor to fully and thoroughly stir the glass liquid, the gasified glass liquid is continuously heated by matching the electric brush with the platinum heating sleeve, the gasified glass liquid enters the anti-precipitation bin through the guide pipe, the guide pipe in the anti-precipitation bin is cooled on the cooling layer, the gasified glass liquid is crystallized and discharged at the other end of the guide pipe, the arc-shaped guide pipe in the guide pipe prevents the gasified glass liquid from flowing back to the platinum stirring cylinder, the crystallized substances are prevented from dropping into the platinum stirring cylinder, and the dropping substances can form bubbles, stones, stripes and other defects in the glass liquid, so that the quality of a glass substrate is influenced, and the stable production of the TFT-LCD glass is realized through the front processing area, the rear processing area and the inspection packaging area.

Drawings

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

FIG. 1 is a schematic structural diagram of a devitrification prevention mechanism for producing TFT-LCD glass according to the present invention;

FIG. 2 is an enlarged view of the structure at A in FIG. 1;

FIG. 3 is a schematic diagram of a structure of a cooling layer of a crystallization prevention mechanism and system for TFT-LCD glass production according to the present invention;

FIG. 4 is a schematic diagram of a system for preventing devitrification in the production of TFT-LCD glass according to the present invention;

reference numerals:

1. a platinum mixing drum; 11. supporting legs; 12. a discharge port; 2. preventing separating out the bin; 3. a stirring motor; 31. rotating the rod; 32. a stirring rod; 33. a stirring plate; 4. a platinum heating jacket; 41. a protection plate; 5. an arc-shaped sealing plate; 51. fixing the rod; 52. an electric brush; 53. cleaning a bin gate; 6. a conduit; 61. an arcuate conduit; 62. a cooling layer; 63. an analysis valve is produced; 64. a connecting pipe; 65. a discharge valve; 7. a pre-processing zone; 71. a cutting unit; 72. a loading unit; 73. a conveying unit; 74. a weighing unit; 75. a paper feeding unit; 76. a packaging unit; 8. a post-processing zone; 81. a paper taking unit; 82. a scribing unit; 83. a grinding unit; 84. a cleaning unit; 9. inspecting the packaging area; 91. a temporary storage unit; 92. a checking unit; 93. and unloading the unit.

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 embodiments, and all other embodiments obtained by a person of ordinary skill in the art without creative efforts based on the embodiments of the present invention belong to the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "top", "bottom", "one side", "the other side", "front", "back", "middle part", "inside", "top", "bottom", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of describing the present invention and simplifying the description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention; the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance; furthermore, unless expressly stated or limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, as they may be fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1-4, a devitrification prevention mechanism and system for TFT-LCD glass production according to the present invention includes a platinum mixing drum 1, a devitrification prevention bin 2 and a mixing motor 3, the mixing motor 3 is fixedly installed on the top of the platinum mixing drum 1 through a bolt, the output end of the mixing motor 3 is fixedly welded with a rotating rod 31, the rotating rod 31 extends into the platinum mixing drum 1, an arc sealing plate 5 is fixedly welded on the top end of the inside of the platinum mixing drum 1, a sealed devitrification prevention bin 2 is formed between the arc sealing plate 5 and the platinum mixing drum 1, a conduit 6 is fixedly installed inside the devitrification prevention bin 2, one end of the conduit 6 is connected to one side of the bottom of the arc sealing plate 5 near one end of the rotating rod 31, an arc concave pipe 61 is installed at the middle end of the conduit 6 located inside the devitrification prevention bin 2, a temperature reduction layer 62 is wrapped on the conduit 6 located on one side of the arc concave pipe 61 far from the rotating rod 31, an analysis valve 63 is arranged on one side of the bottom of the arc-shaped concave pipe 61 on the guide pipe 6, a platinum heating sleeve 4 is welded and fixed between one sides of the arc-shaped sealing plates 5 on the rotary rod 31, a fixed rod 51 is welded and fixed on one side of the platinum heating sleeve 4 on the arc-shaped sealing plate 5, and an electric brush 52 is welded and fixed at the top of the fixed rod 51.

Wherein, lie in 1 inside welded fastening of platinum churn and have the puddler 32 that a plurality of length is different on the rotary rod 31, and the bottom welded fastening of puddler 32 has arc stirring board 33, realizes the intensive mixing to the glass liquid.

Wherein, the other side of brush 52 is contacted closely has platinum heating jacket 4, and the fixed guard plate 41 that is located brush 52 bottom one side on platinum heating jacket 4 avoids the dropping of brush 52 and platinum heating jacket 4 debris.

Wherein, the arc-shaped sealing plate 5 is provided with a cleaning bin door 53 close to one side of the protection plate 41 to clean impurities on the protection plate 41.

Wherein, be equipped with connecting pipe 64 in the cooling layer 62, and the outside at pipe 6 is twined to connecting pipe 64, and the cooling water of intercommunication in the connecting pipe 64 carries out the condensation crystallization to the glass liquid after the gasification.

Wherein, the other end of the conduit 6 is connected to the outer side of the platinum stirring cylinder 1 in a penetrating way and is fixedly welded with a discharge valve 65, and the glass crystals after crystallization are discharged.

The support legs 11 are welded and fixed around the bottom of the platinum mixing drum 1, the discharge port 12 is formed in the center of the bottom of the platinum mixing drum 1, and the feed port 13 is formed in one side of the platinum mixing drum 1, so that the operation is convenient.

The TFT-LCD glass production comprises a front processing area 7, a rear processing area 8 and an inspection packaging area 9, wherein the front processing area 7 comprises a cutting unit 71, a loading unit 72, a conveying unit 73, a weighing unit 74, a paper feeding unit 75 and a packaging unit 76, and front processing of the glass is realized.

The post-processing area 8 includes a paper pickup unit 81, a scribing unit 82, a grinding unit 83, and a cleaning unit 84.

The inspection and packaging area 9 is packaged with a buffer unit 91, an inspection unit 92, and an unloading unit 93.

Principle of operation

By the scheme, the crystallization prevention mechanism and the system for TFT-LCD glass production fully and thoroughly stir glass liquid by the stirring rod 32 under the rotating rod 31 driven by the stirring motor 3, continuously heat the gasified glass liquid by the electric brush 52 and the platinum heating sleeve 4, the gasified glass liquid enters the crystallization prevention bin 2 through the guide pipe 6, the guide pipe 6 in the crystallization prevention bin 2 is cooled in the cooling layer 62, the gasified glass liquid is crystallized and discharged at the other end of the guide pipe 6, the arc-shaped guide pipe 61 in the guide pipe prevents the gasified crystallized crystals from flowing back to the platinum stirring cylinder 1, thereby preventing crystallized substances from dropping into the platinum stirring cylinder 1, the dropped substances can form defects of bubbles, stones, stripes and the like in the glass liquid, and the quality of a glass substrate is influenced, and the stable production of TFT-LCD glass is realized through the front processing area 7, the back processing area 8 and the inspection packaging area 9, the invention has simple and stable structure and high practical value.

It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.