Search

CN-122015450-A - Baking equipment and method for liquid crystal display glass substrate

CN122015450ACN 122015450 ACN122015450 ACN 122015450ACN-122015450-A

Abstract

The invention discloses a baking device and a baking method for a liquid crystal display glass substrate, which relate to the technical field of glass substrate baking and comprise a baking box, a fixing unit and a baking unit, wherein the fixing unit is slidably arranged on the baking box; the fixing unit comprises a stretching assembly and a driving assembly, wherein the stretching assembly is slidably arranged on the inner wall of the baking oven, and the driving assembly is slidably arranged on the stretching assembly. The invention adopts a process combining multidirectional hot air guiding and substrate rotary baking, effectively solves the problems of uneven baking and low yield of the traditional equipment, realizes multidirectional blowing of hot air from the bottom, the top and the side by the cooperative cooperation of the fan, the heating plate, the S-shaped guide plate and the guide piece, avoids the limitation of single-direction baking, and simultaneously drives the fixing component and the substrate to rotate in the baking box by the driving component, so that all sides of the substrate can be uniformly contacted with the hot air, the thermal stress caused by temperature gradient in the traditional baking is avoided, and the defects of cracking, crushing and the like of the substrate are effectively reduced.

Inventors

  • Wan Kunjun
  • PAN MINGHUA
  • Wan Yuede
  • Pan Rude

Assignees

  • 江苏美客鼎嵘智能装备制造有限公司

Dates

Publication Date
20260512
Application Date
20260317

Claims (10)

  1. 1. The baking equipment for the liquid crystal display glass substrate is characterized by comprising a baking oven (1), a fixing unit (2) which is slidably arranged on the baking oven (1), and a baking unit (3) which is fixedly arranged on the baking oven (1); The fixing unit (2) comprises a stretching assembly (21) which is slidably arranged on the inner wall of the baking oven (1), a driving assembly (22) which is slidably arranged on the stretching assembly (21) and a fixing assembly (23) which is fixedly arranged on the driving assembly (22), and the baking unit (3) comprises a baking assembly (31) which is fixedly arranged on the baking oven (1).
  2. 2. The baking apparatus for a liquid crystal display glass substrate according to claim 1, wherein the stretching assembly (21) comprises a turnover plate (211) rotatably mounted on the baking oven (1), a rotation shaft (213) slidably mounted on the turnover plate (211), a telescopic rod (214) rotatably mounted on the rotation shaft (213), and an adjusting ring (215) fixedly mounted on the other end of the telescopic rod (214).
  3. 3. The baking apparatus for a liquid crystal display glass substrate according to claim 2, wherein the flipping plate (211) is provided with a limiting groove (212), and the limiting groove (212) is slidably connected with the rotating shaft (213).
  4. 4. The apparatus of claim 3, wherein the driving unit (22) comprises a first motor (221) fixedly installed on the oven (1), a fixed snap ring (222) fixedly installed at an output end of the first motor (221), a connection clamping column (223) slidably installed inside the fixed snap ring (222), and a supporting plate (224) fixedly installed at the other end of the connection clamping column (223), and the connection clamping column (223) is rotatably connected with the adjusting ring (215).
  5. 5. The baking apparatus for a liquid crystal display glass substrate according to claim 4, wherein a rotating rod (225) is rotatably installed on an inner wall of the supporting plate (224), a clamping plate (226) is fixedly installed on an outer wall of the rotating rod (225), and the clamping plate (226) is slidably connected with the supporting plate (224).
  6. 6. The baking apparatus for a glass substrate for a liquid crystal display according to claim 5, wherein a second motor (229) is fixedly installed on one side of the support plate (224), a bidirectional screw (227) is fixedly installed at an output end of the second motor (229), a moving member (228) is slidably installed on an outer wall of the bidirectional screw (227), and the moving member (228) is slidably connected with the support plate (224).
  7. 7. The baking apparatus for a liquid crystal display glass substrate according to claim 6, wherein the fixing assembly (23) comprises a connection block (232) fixedly installed on the moving member (228), and a fixing clamp plate (231) fixedly installed on the connection block (232), and the fixing clamp plate (231) is slidably connected with the support plate (224).
  8. 8. The baking apparatus for a liquid crystal display glass substrate according to claim 7, wherein the inner wall of the connection block (232) is rotatably mounted with a buckle (233), and the buckle (233) is fixedly mounted with a pressing block (234).
  9. 9. The baking apparatus for a glass substrate for a liquid crystal display according to claim 8, wherein the baking assembly (31) comprises a connection member (311) fixedly installed on the baking oven (1), a fan (312) fixedly installed on the connection member (311), a heating plate (313) fixedly installed on the connection member (311), a guide plate (314) fixedly installed on the heating plate (313), a conveying pipe (315) fixedly installed on the connection member (311), a guide member (316) fixedly installed at the other end of the conveying pipe (315), and a dislocation plate (317) fixedly installed on an inner wall of the guide member (316), and the guide member (316) and the dislocation plate (317) are fixedly connected with the baking oven (1).
  10. 10. A baking method based on the baking apparatus for a liquid crystal display glass substrate according to claim 9, characterized in that: s1, opening a baking oven (1), pulling a stretching assembly (21), moving a linkage driving assembly (22) and a fixing assembly (23) out of the baking oven (1), and layering and initially positioning a glass substrate by utilizing a clamping plate (226) of the driving assembly (22); S2, starting a motor II (229) to drive a moving part (228) to drive a fixed assembly (23) to move towards the direction of the substrate, adjusting the distance between the substrates through a layered structure of a fixed clamping plate (231) to realize synchronous clamping of the multilayer substrate, driving a buckle (233) to turn over by a substrate extrusion pressing block (234), covering the uppermost Fang Jiban, and finishing the integral fixing of the substrate; S3, turning over and resetting the stretching assembly (21), driving the driving assembly (22) and the fixing assembly (23) for bearing the substrate to return to the interior of the baking box (1), and closing the baking box; s4, starting a baking assembly (31), heating a heating plate (313), blowing external air into the baking assembly by a fan (312) and converting the external air into hot air, forming a bottom upward air supply path by the hot air through an S-shaped guide plate (314), and forming a top air supply path by part of the hot air through a guide piece (316) at the same time, so as to realize multidirectional hot air baking of the substrate; S5, the driving assembly (22) drives the fixing assembly (23) and the substrate to rotate in the baking box (1), so that baking uniformity is guaranteed, cold air in the baking box is sunk and discharged under the action of atmospheric air pressure, and the hot air continuously blows the substrate, so that the baking effect is enhanced.

Description

Baking equipment and method for liquid crystal display glass substrate Technical Field The invention relates to the technical field of glass substrate baking, in particular to a baking device and a baking method for a liquid crystal display glass substrate. Background The glass substrate is a key basic material of a flat panel display, and the performance quality of the glass substrate directly influences the core indexes such as display resolution, imaging effect and the like, wherein the ITO pattern etching is a key process for preparing the glass substrate, and a plurality of working procedures such as photoresist coating, baking and the like are needed, wherein the baking can promote solvent volatilization, enhance adhesion and is vital to etching stability and product quality. At present, when equipment for baking glass substrates is baked, a baking frame cannot be moved out of a case, and a hinge structure of a case top cover limits maintenance and overhaul space, so that the equipment needs to be manually stretched into when the substrates are installed and taken out, the use efficiency is greatly reduced, meanwhile, a baking partition plate generally has the functions of heating and cavity bottom, multi-angle cyclic baking cannot be realized when the substrates are baked, manual turnover is needed, uneven baking can be caused if the turnover is not timely, floating glue or graph deformation is caused, the glue film is warped and hardened due to excessive baking, thermal stress is generated due to temperature gradient, the substrates are cracked and crushed, and the yield is reduced. Disclosure of Invention The present invention has been made in view of the above-described problems of the conventional baking apparatus and processing method for a liquid crystal display glass substrate. The invention provides a baking device and a baking method for a liquid crystal display glass substrate, which aim to solve the problems that the baking rack of the existing baking device can not be moved out, so that the substrate is inconvenient to take and put, the substrate needs to be manually turned over during baking, uneven baking, abnormal adhesive film, substrate cracking and yield reduction are not easy to occur in time for turning over. In order to solve the technical problems, the invention provides baking equipment for a liquid crystal display glass substrate, which comprises a baking oven, a fixing unit and a baking unit, wherein the fixing unit is slidably arranged on the baking oven, the baking unit is fixedly arranged on the baking oven, the fixing unit comprises a stretching assembly, a driving assembly and a fixing assembly, the stretching assembly is slidably arranged on the inner wall of the baking oven, the driving assembly is slidably arranged on the stretching assembly, the fixing assembly is fixedly arranged on the driving assembly, and the baking unit comprises the baking assembly fixedly arranged on the baking oven. As a preferable scheme of the baking equipment for the liquid crystal display glass substrate, the invention comprises a stretching assembly, a stretching assembly and a baking device, wherein the stretching assembly comprises a turnover plate rotatably installed on a baking box, a rotating shaft slidably installed on the turnover plate, a telescopic rod rotatably installed on the rotating shaft, and an adjusting ring fixedly installed at the other end of the telescopic rod. As an optimal scheme of the baking equipment for the liquid crystal display glass substrate, the limiting groove is arranged on the turnover plate and is in sliding connection with the rotating shaft. The invention relates to a baking device for a liquid crystal display glass substrate, which is a preferable scheme, wherein a driving assembly comprises a motor I fixedly arranged on a baking box, a fixed clamping ring fixedly arranged at an output end of the motor I, a connecting clamping column slidingly arranged in the fixed clamping ring, and a supporting plate fixedly arranged at the other end of the connecting clamping column, and the connecting clamping column is rotationally connected with an adjusting ring. As an optimal scheme of the baking equipment for the liquid crystal display glass substrate, the baking equipment for the liquid crystal display glass substrate is characterized in that a rotating rod is rotatably arranged on the inner wall of a supporting plate, a clamping plate is fixedly arranged on the outer wall of the rotating rod, and the clamping plate is in sliding connection with the supporting plate. As a preferable scheme of the baking equipment for the liquid crystal display glass substrate, a motor II is fixedly arranged on one side of a supporting plate, a bidirectional screw rod is fixedly arranged at the output end of the motor II, a moving part is slidably arranged on the outer wall of the bidirectional screw rod, and the moving part is slidably connected with the supporting plate.