Search

CN-122015457-A - Primary channel drying equipment for negative polarization foil formation and operation method thereof

CN122015457ACN 122015457 ACN122015457 ACN 122015457ACN-122015457-A

Abstract

The invention discloses a primary channel drying device for cathode formed foil and an operation method thereof, which relate to the technical field of formed foil drying, and comprise a drying oven and a water-absorbing sponge, wherein the drying oven is symmetrically arranged, a drying mechanism for formed foil drying is arranged in the drying oven, a first rotating groove is arranged on the inner wall of the drying oven, the inner wall of first rotary tank rotates and is provided with the live-rollers, and the outer wall cover of live-rollers is equipped with the sponge that absorbs water that is used for the moisture, and the inner wall of first rotary tank is provided with extrusion mechanism, and the inside of oven is provided with preheating mechanism, and preheating mechanism sets up between sponge and stoving mechanism that absorbs water. The invention absorbs the moisture on the surface of the formed foil through the rotating water absorbing sponge, and is matched with the extrusion mechanism to extrude the moisture in the sponge, thereby realizing the cyclic utilization and continuous water removal of the sponge, and the formed foil is preheated at low temperature through the preheating mechanism, so that the curling caused by direct high-temperature drying is avoided, and the drying quality and efficiency are improved.

Inventors

  • CHEN DEQING
  • PU DANFEI

Assignees

  • 吴江飞乐天和电子材料有限公司

Dates

Publication Date
20260512
Application Date
20260325

Claims (10)

  1. 1. The primary drying equipment for the negative polarization foil is characterized by comprising: The drying oven (101) is symmetrically arranged, and a drying mechanism for drying the formed foil is arranged in the drying oven (101); The drying oven comprises a water absorption sponge (203), wherein a first rotating groove (201) is formed in the inner wall of the drying oven (101), a rotating roller (202) is arranged on the inner wall of the first rotating groove (201) in a rotating mode, the water absorption sponge (203) used for absorbing moisture is sleeved on the outer wall of the rotating roller (202), an extrusion mechanism is arranged on the inner wall of the first rotating groove (201), a preheating mechanism is arranged in the drying oven (101), and the preheating mechanism is arranged between the water absorption sponge (203) and a drying mechanism.
  2. 2. The cathode forming foil primary drying apparatus according to claim 1, wherein the pressing mechanism comprises: a second rotating groove (204) is formed in the inner wall of the first rotating groove (201), the rotating groove (205) is rotatably arranged in the second rotating groove (204), and a rotating mechanism is arranged between the rotating groove (205) and the rotating roller (202); A communication hole (206), wherein the communication hole (206) is formed on the outer wall of the rotary drum (205); The connecting pipe (207), the connecting pipe (207) is fixedly inserted into one end of the rotary drum (205), a first rotating hole (208) is formed in the inner wall of the second rotating groove (204), and the connecting pipe (207) is rotatably connected to the inner wall of the first rotating hole (208); and the suction device (209) is arranged on the outer wall of the oven (101), and the suction end of the suction device (209) is inserted into the first rotating hole (208).
  3. 3. The cathode forming foil primary drying apparatus according to claim 2, wherein the rotating mechanism comprises: The connecting cavity (301), the connecting cavity (301) is formed in the inner wall of the oven (101), the other end of the rotary drum (205) is fixedly connected with a first rotary shaft (302), the first rotary shaft (302) is rotationally connected to the inner wall of the second rotary groove (204), and one end of the first rotary shaft (302) penetrates through the inner wall of the second rotary groove (204) and extends into the connecting cavity (301); the first gear (304), the first gear (304) is arranged in the connecting cavity (301), and the first gear (304) is fixedly connected to one end of the first rotating shaft (302); the second rotating shaft (303) is rotatably connected to two ends of the rotating roller (202), the second rotating shaft (303) is rotatably connected to the inner wall of the first rotating groove (201), and one end of the second rotating shaft (303) penetrates through the inner wall of the first rotating groove (201) and extends into the connecting cavity (301); The second gear (305), the second gear (305) is arranged in the connecting cavity (301), the second gear (305) is fixedly connected to one end of the second rotating shaft (303), and the outer wall of the second gear (305) is meshed with the outer wall of the first gear (304); the first servo motor (306), first servo motor (306) are installed in the outer wall of oven (101), the output of first servo motor (306) is connected with the outer wall transmission of first gear (304).
  4. 4. The cathode formation foil primary drying device according to claim 3, wherein the drying mechanism comprises a first air inlet groove (401), the first air inlet groove (401) is formed in the outer wall of the oven (101), a first air expansion cavity (402) is formed in the inner wall of the first air inlet groove (401), an air heater (403) is mounted on the outer wall of the oven (101), and the output end of the air heater (403) is inserted into the first air inlet groove (401).
  5. 5. The cathode forming foil primary drying apparatus according to claim 4, wherein the preheating mechanism comprises: the second air expansion cavity (502), the second air expansion cavity (502) is arranged on the inner wall of the oven (101), and a second air inlet groove (501) is arranged on the inner wall of the second air expansion cavity (502); The novel air conditioner comprises a first air inlet hole (503), wherein the first air inlet hole (503) is symmetrically formed in the inner wall of a second air inlet groove (501), a second air inlet hole (504) is symmetrically formed in the inner wall of the oven (101), the inside of the second air inlet hole (504) is communicated with the inside of the first air inlet hole (503), and a circulating mechanism for air conveying is arranged in the first air inlet hole (503).
  6. 6. The cathode forming foil primary drying apparatus according to claim 5, wherein the circulation mechanism comprises: The movable rod (601), the movable rod (601) is connected to the inner wall of the first air inlet hole (503) in a sliding mode, a second piston block (603) is arranged at one end of the movable rod (601), a first piston block (602) is arranged at the other end of the movable rod (601), and a sliding mechanism is arranged on the outer wall of one movable rod (601); a first one-way valve (604), the first one-way valve (604) being mounted to an inner wall of the second air inlet (504); a second one-way valve (605), wherein the second one-way valve (605) is arranged on the inner wall of the first air inlet hole (503); The hydraulic oil (607), two communication groove (606) have been seted up between first fresh air inlet (503), hydraulic oil (607) set up in the inside of communication groove (606), hydraulic oil (607) set up between two first piston blocks (602).
  7. 7. The cathode forming foil primary drying apparatus according to claim 6, wherein the slide mechanism comprises: The sliding groove (701) is formed in the inner wall of the first air inlet hole (503); The sliding block (702), the outer wall of slider (702) fixed connection in movable rod (601), the outer wall of slider (702) and the inner wall sliding connection of spout (701), be provided with the reciprocating mechanism that is used for slider (702) back and forth movement in spout (701) between slider (702) and oven (101).
  8. 8. The cathode forming foil primary drying apparatus according to claim 7, wherein the reciprocation mechanism includes: The movable cavity (703), the movable cavity (703) is arranged on the inner wall of the chute (701); The inner wall of the movable cavity (703) is rotationally connected with a third rotating shaft (705), the rotating plate (704) is fixedly sleeved on the outer wall of the third rotating shaft (705), and the rotating plate (704) and the third rotating shaft (705) are arranged in a non-concentric manner; The annular groove (706), the side of the outer wall of the rotary table (704) is opened to the annular groove (706), the outer wall of the sliding block (702) is fixedly connected with a clamping shaft (707), and the clamping shaft (707) is arranged on the inner wall of the annular groove (706) in a sliding mode; The second servo motor (708), second servo motor (708) are installed in the outer wall of oven (101), the output of second servo motor (708) is connected with the one end transmission of third pivot (705).
  9. 9. The cathode formation foil primary drying device according to claim 8, wherein one of the drying boxes (101) is symmetrically and fixedly connected with a connecting seat (802), wherein the other drying box (101) is symmetrically and fixedly connected with a supporting seat (801) at the bottom end, two movable seats (803) are fixedly connected between the connecting seats (802), limit grooves (804) are formed in the outer walls of the supporting seats (801), the movable seats (803) are slidably connected between the two limit grooves (804), a hydraulic cylinder (805) is mounted at the bottom end of the other drying box (101), the output end of the hydraulic cylinder (805) is in transmission connection with the top end of the movable seat (803), one drying box (101) is fixedly connected with a first connecting block (806) at the corner, the bottom end of the first connecting block (806) is fixedly connected with a guide rod (807), the other drying box (101) is fixedly connected with a second connecting block (808) at the side, guide holes (809) are formed in the top ends of the second connecting block (808), the guide rods (809) are formed in the top ends of the second connecting block (808), and the guide rods (809) are fixedly connected with guide rods (811) at the corners of the drying box (101).
  10. 10. The method for primary drying operation of a negative polarization foil according to claim 9, the method is characterized by comprising the following steps of: Step 1, placing a formed foil to be dried between two ovens (101), then, operating a hydraulic cylinder (805) to drive a movable seat (803) to descend, driving two connecting seats (802) to descend, and driving the ovens (101) positioned above to descend by the descending of the connecting seats (802) until the two ovens (101) are attached, and drying and preparing after finishing, wherein an air heater (403) is operated, and blowing hot air between the two ovens (101) through a first air inlet groove (401) and a first air expansion cavity (402), so as to dry the formed foil between the two ovens (101); Step 2, the formed foil entering between two ovens (101) is firstly contacted with two water absorbing sponges (203), a first gear (304) is driven to rotate by a first servo motor (306), a second gear (305) is driven to rotate together by the rotation of the first gear (304), meanwhile, a first rotating shaft (302) is driven to rotate by the first gear (304), a rotary drum (205) is driven to rotate by the rotation of the first rotating shaft (302), a second rotating shaft (303) is driven to rotate by the rotation of the second gear (305), a rotating roller (202) is driven to rotate by the rotation of the second rotating shaft (303), the water absorbing sponges (203) absorb water on the surface of the formed foil contacted with the water absorbing sponges (203) along with the rotation of the rotating roller (202), then the rotating roller (202) drives the water absorbing sponges (203) to rotate, the water absorbing sponges (203) are extruded and deformed at the contact part of the second rotating groove (204), at the moment, the time, the water absorbing sponges (203) are driven to operate by a suction device (209), then under the connection of the first rotating shaft (208) and (207), negative pressure (205) is generated inside the rotary drum (205) and the rotary drum (205) is extruded out of the connecting pipe (206) through the connecting hole (208), so that the water absorbing sponge (203) can continuously absorb the water on the surface of the formed foil; Step 3, pass formation paper tinsel between two sponge (203) that absorbs water and remove in oven (101), work through second servo motor (708) and drive third pivot (705) and rotate, third pivot (705) rotates and drives carousel (704) rotation, carousel (704) rotate and make ring channel (706) position change, mutual spacing direction through ring channel (706) and clamping axle (707), make slider (702) follow the rotation of carousel (704) and reciprocate in spout (701), slider (702) remove and can drive corresponding movable rod (601) and remove, at this moment under the connection of hydraulic oil (607) and two first piston blocks (602), make two movable rods (601) round trip movement, under the cooperation of first check valve (604) and second check valve (605), make the hot-blast between two ovens (101) pass through second fresh air inlet (504), first check valve (604), first fresh air inlet (503), second check valve (605), second fresh air inlet (605) and second foil (502) expand into the hot-air preheating mechanism (502) and blow out the hot-air temperature before the position of the stoving chamber of drying after the expansion of the second foil (502) need to be high-temperature to be preheated in order, the stoving chamber (502) is blown out in advance.

Description

Primary channel drying equipment for negative polarization foil formation and operation method thereof Technical Field The invention relates to the technical field of formation foil drying, in particular to a primary channel drying device for negative polarization formation foil and an operation method thereof. Background The negative polarization foil is a key raw material of the aluminum electrolytic capacitor, and the drying procedure in the production process has a critical influence on the final quality of the product. In the production flow of the formed foil, after wet treatment such as precursor corrosion, formation and the like, a large amount of water or electrolyte residues are attached to the surface of the foil, and the water or electrolyte residues are thoroughly removed through a drying process, so that the smooth proceeding of the subsequent process and the storage stability of products are ensured. At present, the existing chemical-conversion foil drying device generally adopts a direct heating and drying mode, namely, a heating element generates high-temperature air flow to dry the surface of the foil strip. For example, chinese patent publication No. CN207991186U discloses a drying device for producing formed foil, which realizes continuous drying treatment of formed foil by providing a drying cylinder, a drying spray head and a hot air circulation system. However, the direct drying device has obvious defects in practical application that when larger water drops or thicker liquid film are remained on the surface of the foil belt, a large amount of heat energy is consumed by simply relying on hot air evaporation, so that the energy utilization rate is low and the drying efficiency is low. In addition, high-temperature air flow directly acts on the surface of the foil strip with higher water content, local stress is easily generated due to rapid evaporation of water, so that the foil strip has the quality problems of curling, wrinkling and the like, and the product yield is influenced. Disclosure of Invention The invention aims to provide a primary channel drying device for a negative polarization foil and an operation method thereof, so as to solve the problems in the background technology. In order to achieve the above purpose, the invention provides the following technical scheme that the primary channel drying equipment for the negative polarization foil comprises: The drying oven is symmetrically arranged, and a drying mechanism for drying the formed foil is arranged in the drying oven; The drying oven comprises a water absorption sponge, wherein a first rotating groove is formed in the inner wall of the drying oven, a rotating roller is arranged on the inner wall of the first rotating groove in a rotating mode, the water absorption sponge used for absorbing moisture is sleeved on the outer wall of the rotating roller, an extrusion mechanism is arranged on the inner wall of the first rotating groove, a preheating mechanism is arranged in the drying oven, and the preheating mechanism is arranged between the water absorption sponge and the drying mechanism. Preferably, the pressing mechanism includes: the inner wall of the first rotating groove is provided with a second rotating groove, the rotating drum is rotatably arranged in the second rotating groove, and a rotating mechanism is arranged between the rotating drum and the rotating roller; The communication holes are distributed on the outer wall of the rotary drum; The connecting pipe is fixedly inserted into one end of the rotary drum, a first rotating hole is formed in the inner wall of the second rotating groove, and the connecting pipe is rotatably connected to the inner wall of the first rotating hole; The suction equipment is arranged on the outer wall of the oven, and the suction end of the suction equipment is inserted into the first rotating hole. Preferably, the rotation mechanism includes: The connecting cavity is formed in the inner wall of the oven, the other end of the rotary drum is fixedly connected with a first rotary shaft, the first rotary shaft is rotationally connected to the inner wall of the second rotary groove, and one end of the first rotary shaft penetrates through the inner wall of the second rotary groove and extends to the inside of the connecting cavity; the first gear is arranged in the connecting cavity and is fixedly connected to one end of the first rotating shaft; the second rotating shaft is rotationally connected to two ends of the rotating roller, is rotationally connected to the inner wall of the first rotating groove, and one end of the second rotating shaft penetrates through the inner wall of the first rotating groove and extends into the connecting cavity; The second gear is arranged in the connecting cavity and fixedly connected to one end of the second rotating shaft, and the outer wall of the second gear is meshed with the outer wall of the first gear; The first servo motor is arranged o