Search

CN-119685825-B - Etching device for producing core plate of printed circuit board type heat exchanger

CN119685825BCN 119685825 BCN119685825 BCN 119685825BCN-119685825-B

Abstract

The invention provides an etching device for producing a core plate of a printed circuit board type heat exchanger, and relates to the technical field of circuit board production. The etching device for producing the core plate of the printed circuit board type heat exchanger comprises a box body, an etching tank, a transmission chain, a guide plate and a storage rack, wherein the storage rack comprises rollers, a first connecting rod, a T-shaped plate, a first T-shaped sliding groove, a connecting plate and a side plate. Through set up the deflector at the box inner wall for drive chain is when carrying supporter slow movement in the etching pond, and the deflector passes through gyro wheel promotion head rod reciprocating motion, and head rod promotes the T shaped board simultaneously and slides in first T shape spout, and the T shaped board then drives two sets of curb plates through two even boards and moves to both sides, thereby drives a set of metal sheet of pegging graft on the supporter and moves about at the etching pond, promotes etching liquid flow in the etching pond for the etching rate of metal sheet, in order to satisfy extensive, efficient production demand.

Inventors

  • Guo Manfeng
  • Chen Guanle
  • LI YUNZHEN

Assignees

  • 东莞市成田精密科技有限公司

Dates

Publication Date
20260508
Application Date
20241218

Claims (9)

  1. 1. The etching device for producing the core plate of the printed circuit board type heat exchanger comprises a box body (1) and a storage rack (2), wherein an etching tank (3) is fixedly arranged at the inner bottom part of the box body (1), and a cleaning tank (4) is fixedly arranged at one side of the etching tank (3) at the inner bottom part of the box body (1), and the etching device is characterized in that two symmetrical guide plates (5) are fixedly arranged on the inner side wall of the box body (1), the outline of each guide plate (5) is in a wave shape, and the two guide plates (5) are respectively positioned above the etching tank (3) and the cleaning tank (4); The commodity shelf (2) comprises a bottom plate (6) and a connecting plate (7), wherein two symmetrical groups of side plates (8) are fixedly connected to the top of the bottom plate (6), each group of side plates (8) are distributed in a linear array, clamping grooves (9) are formed in one side of each side plate (8), two symmetrical hemispherical protruding points (10) are fixedly connected to two opposite inner side walls of each side plate (8), connecting plates (11) are fixedly connected to the other side of each side plate (8) at the middle part, and one ends of the connecting plates (11) are fixedly connected with T-shaped plates (12); One end of the T-shaped plate (12) is fixedly connected with a first connecting rod (13) which is in sliding fit with the connecting plate (7), one end of the first connecting rod (13) is fixedly connected with a U-shaped plate (14), a roller (15) is in running fit between two inner side surfaces of the U-shaped plate (14), the roller (15) is in sliding fit with the guide plate (5), and a first sliding hole (16) is formed in the other end of the T-shaped plate (12); A first T-shaped sliding groove (17) in sliding fit with the T-shaped plate (12) is formed in one side of the connecting plate (7), a first inserting rod (18) is fixedly connected to one inner side face of the connecting plate (7), the first inserting rod (18) is in sliding fit with the first sliding hole (16), and a first spring (19) is sleeved and matched on the other end of the T-shaped plate (12) on the peripheral side face of the first inserting rod (18).
  2. 2. The etching device for producing the core plate of the printed circuit board type heat exchanger according to claim 1, wherein one end of the connecting plate (7) is fixedly connected with a connecting plate (20), a second T-shaped sliding groove (21) is formed in one side of the connecting plate (20), a second sliding hole (22) is formed in one end of the connecting plate (7), and the second sliding hole (22) penetrates through the connecting plate (20).
  3. 3. The etching device for producing the core plate of the printed circuit board type heat exchanger according to claim 2, wherein a second inserting rod (23) is slidably matched in the second sliding hole (22), a second spring (24) is arranged at one end of the second inserting rod (23) in the second sliding hole (22), and a trapezoid rod (25) is fixedly connected to the peripheral side face of the second inserting rod (23).
  4. 4. The etching device for producing the core plate of the printed circuit board type heat exchanger according to claim 3, wherein a square chute (26) is formed on the other side of the connecting plate (7), and the square chute (26) is communicated with the second sliding hole (22).
  5. 5. The etching device for producing the core plate of the printed circuit board type heat exchanger according to claim 4, wherein the square chute (26) is slidably matched with the steering plate (27), one side of the steering plate (27) is provided with a trapezoid chute (28) in a penetrating way, the trapezoid chute is slidably matched with the trapezoid rod (25), and the top of the steering plate (27) is fixedly connected with a pressing rod (29).
  6. 6. The etching device for producing the core plate of the printed circuit board type heat exchanger according to claim 5, wherein a driving source (30) is fixedly arranged on the outer side face of the box body (1), a plurality of chain wheels (31) are matched with the inner side face of the box body (1) in a rotating mode, the output end of the driving source (30) is connected with one chain wheel (31), and a transmission chain (32) is sleeved on the peripheral side faces of the chain wheels (31) together.
  7. 7. The etching device for producing the core plate of the printed circuit board type heat exchanger according to claim 6, wherein a plurality of connecting blocks (33) are fixedly arranged on the transmission chain (32), one side of each connecting block (33) is fixedly connected with a second connecting rod (34), one end of each second connecting rod (34) is fixedly connected with a chuck (35), the chucks (35) are in sliding fit with the second T-shaped sliding grooves (21), one end of each chuck (35) is provided with a jack (36), and the jacks (36) are in plug-in fit with the second plug-in rods (23).
  8. 8. The etching device for producing the core plate of the printed circuit board type heat exchanger according to claim 7, wherein two symmetrical trapezoid guide plates (37) are fixedly connected to the inner top of the box body (1), and the trapezoid guide plates (37) are in sliding fit with the pressing rods (29).
  9. 9. The etching device for producing the core plate of the printed circuit board type heat exchanger according to claim 8, wherein the two sides of the box body (1) are respectively provided with a transmission belt (38), and a roller conveying table (39) is fixedly arranged at one end of one transmission belt (38) on the inner wall of the box body (1).

Description

Etching device for producing core plate of printed circuit board type heat exchanger Technical Field The invention relates to the technical field of circuit board production, in particular to an etching device for producing a core board of a printed circuit board type heat exchanger. Background The core plate of a printed circuit board heat exchanger is a core component of the printed circuit board heat exchanger by precisely manufacturing minute flow channels on metal plates for heat exchange between two fluids, and is generally composed of a plurality of thin metal plates stacked on each of which certain channels are etched or machined, which have fine layout and design just like the lines on the circuit board. In the soaking type etching process, the reaction between the etching solution and the metal on the surface of the core plate mainly depends on natural diffusion, namely chemical substances in the etching solution need to reach the surface of the circuit board to react with the metal through diffusion, and meanwhile reaction products need to leave the surface of the circuit board through diffusion, so that the natural diffusion speed is relatively slow, and particularly when the metal layer on the surface of the circuit board is thicker or the etching pattern is complex, the etching time is longer, the production efficiency is low, and the production requirements of large scale and high efficiency cannot be met. For this reason, we have developed a new etching apparatus for the production of core plates for printed circuit board type heat exchangers. Disclosure of Invention (One) solving the technical problems Aiming at the defects of the prior art, the invention provides an etching device for producing a core plate of a printed circuit board type heat exchanger, which solves the problems that the soaking type etching time is longer, the production efficiency is lower, and the requirements of large-scale and high-efficiency production are difficult to meet in the prior art. (II) technical scheme The etching device for producing the core plate of the printed circuit board type heat exchanger comprises a box body and a storage rack, wherein an etching tank is fixedly arranged at the bottom in the box body, a cleaning tank is fixedly arranged at one side of the bottom in the box body, two symmetrical guide plates are fixedly arranged on the inner side wall of the box body, the outline of each guide plate is wavy, and the two guide plates are respectively arranged above the etching tank and the cleaning tank; The commodity shelf comprises a bottom plate and a connecting plate, wherein two symmetrical groups of side plates are fixedly connected to the top of the bottom plate, each group of side plates are distributed in a linear array, clamping grooves are formed in one side of each side plate, two symmetrical hemispherical protruding points are fixedly connected to two opposite inner side walls of each side plate, connecting plates are fixedly connected to the other sides of the two side plates located in the middle, and one ends of the two connecting plates are fixedly connected with T-shaped plates together; One end of the T-shaped plate is fixedly connected with a first connecting rod in sliding fit with the connecting plate, one end of the first connecting rod is fixedly connected with a U-shaped plate, rollers are in running fit between two inner side surfaces of the U-shaped plate, the rollers are in sliding fit with the guide plates, and a first sliding hole is formed in the other end of the T-shaped plate; the connecting plate is characterized in that a first T-shaped chute in sliding fit with the T-shaped plate is formed in one side of the connecting plate, a first inserting rod is fixedly connected to one inner side face of the connecting plate, the first inserting rod is in sliding fit with the first sliding hole, and the peripheral side face of the first inserting rod is located at the other end of the T-shaped plate and is in sleeve joint fit with a first spring. Preferably, one end of the connecting plate is fixedly connected with a connecting plate, a second T-shaped sliding groove is formed in one side of the connecting plate, a second sliding hole is formed in one end of the connecting plate, and the second sliding hole penetrates through the connecting plate. Preferably, a second inserting rod is slidably matched in the second sliding hole, a second spring is arranged at one end of the second inserting rod in the second sliding hole, and a trapezoid rod is fixedly connected to the peripheral side face of the second inserting rod. Preferably, a square chute is formed in the other side of the connecting plate, and the square chute is communicated with the second sliding hole. Preferably, the square chute is in sliding fit with the steering plate, one side of the steering plate is penetrated and provided with a trapezoid chute in sliding fit with the trapezoid rod, and the top of the ste