Search

CN-224227282-U - Multi-channel electroplating bath automatic fluid infusion device with waste heat recovery function

CN224227282UCN 224227282 UCN224227282 UCN 224227282UCN-224227282-U

Abstract

The utility model provides a take multichannel plating bath automatic fluid infusion device of waste heat recovery, relates to electroplating equipment technical field, including plating bath, fluid infusion groove and control module, be provided with level sensor and plating solution composition detection module in the plating bath, the plating bath with be connected with the fluid infusion pipeline between the fluid infusion groove, be provided with metering pump and solenoid valve on the fluid infusion pipeline, the plating bath is connected with the drain line, wherein a portion the fluid infusion pipeline with wherein a portion the drain line passes through the heat exchanger and is connected. The utility model can monitor the concentration balance of the tank liquor, accurately supplement the solution to ensure the concentration balance, realize the 'coarse supplement and fine supplement' double-stage operation by adopting the multi-channel liquor supplement design, preheat the new liquor supplement by utilizing the waste heat of the waste liquor, and reduce the heating energy consumption.

Inventors

  • DENG LINTAO
  • FANG JIANWEI
  • ZHU LIJIA
  • FANG LEI
  • CHEN WEI

Assignees

  • 杭州泛亚卫浴股份有限公司

Dates

Publication Date
20260512
Application Date
20250613

Claims (9)

  1. 1. The multi-channel electroplating bath automatic fluid infusion device with the waste heat recovery function is characterized by comprising an electroplating bath (1), a fluid infusion tank (2) and a control module (3), wherein a liquid level sensor (4) and an electroplating liquid component detection module (5) are arranged in the electroplating bath (1); A fluid supplementing pipeline (6) is connected between the electroplating bath (1) and the fluid supplementing tank (2), and a metering pump (7) and an electromagnetic valve (8) are arranged on the fluid supplementing pipeline (6); The electroplating bath (1) is connected with a liquid discharge pipeline (9), wherein a part of the liquid supplementing pipeline (6) is connected with a part of the liquid discharge pipeline (9) through a heat exchanger (10).
  2. 2. The multi-channel electroplating bath automatic fluid supplementing device with waste heat recovery according to claim 1, wherein the liquid level sensor (4) is a laser radar sensor.
  3. 3. The automatic fluid infusion device of the multi-channel electroplating bath with waste heat recovery according to claim 1, wherein the part of the fluid infusion pipeline (6) in the electroplating bath (1) is divided into a main fluid infusion pipeline (6.1) and a fine adjustment fluid infusion pipeline (6.2).
  4. 4. The automatic fluid replacement device for the multi-channel electroplating bath with waste heat recovery according to claim 1, wherein the liquid discharge pipeline (9) extends into the electroplating bath (1) from the top.
  5. 5. The multi-channel electroplating bath automatic fluid supplementing device with waste heat recovery according to claim 4, wherein the heat exchanger (10) is a plate heat exchanger.
  6. 6. The multi-channel electroplating bath automatic fluid supplementing device with waste heat recovery according to claim 1, wherein a centrifugal machine (11) is arranged on the liquid draining pipeline (9).
  7. 7. The multi-channel electroplating bath automatic fluid supplementing device with waste heat recovery according to claim 6, wherein the centrifugal machine (11) is a tube type centrifugal machine.
  8. 8. The multi-channel electroplating bath automatic fluid supplementing device with waste heat recovery according to claim 1, wherein a resistance measuring electrode (12) is arranged in the electroplating bath (1).
  9. 9. The multi-channel automatic plating bath fluid supplementing device with waste heat recovery according to any one of claims 1 to 8, wherein the control module (3) is connected with a computer interaction module (13).

Description

Multi-channel electroplating bath automatic fluid infusion device with waste heat recovery function Technical Field The utility model relates to the technical field of electroplating equipment, in particular to an automatic fluid infusion device of a multi-channel electroplating tank with waste heat recovery. Background In the electroplating process, metal ions (such as copper, nickel and the like) in the electroplating solution continuously participate in a deposition reaction to cause the concentration of main salt to be reduced, meanwhile, additives (such as an accelerator and a leveling agent) can be oxidized and decomposed or adsorbed on the surface of a workpiece to fail, and in addition, solvents (such as sulfuric acid in an acid solution) and moisture in the electroplating solution are reduced due to decomposition of the electrolytic reaction or high-temperature volatilization, so that a replenishing solution is needed to ensure that the electroplating bath maintains the balance of components, and the process stability and the coating quality are ensured. The traditional plating bath fluid replacement operation relies on manual monitoring and manual addition, and has the following problems: 1. The manual fluid infusion is low in efficiency, liquid level fluctuation is easy to occur, and electroplating quality and electroplating environment are affected; 2. the electrolyte is not timely, insufficient or excessive, so that the components of the electroplating liquid are unbalanced, and the waste of raw materials is increased; 3. the lack of real-time monitoring can not respond to abnormal situations quickly. Disclosure of utility model The utility model aims to solve the defects of the prior art, and provides an automatic liquid supplementing device of a multi-channel electroplating bath with waste heat recovery, which can monitor the concentration balance of bath liquid, accurately supplement solution to ensure the concentration balance, realize the double-stage operation of rough compensation and fine compensation by adopting the multi-channel liquid supplementing design, preheat new liquid supplementing by using waste liquid waste heat and reduce heating energy consumption. In order to achieve the above purpose, the utility model adopts the following technical scheme: the utility model provides a take multichannel plating bath automatic fluid infusion device of waste heat recovery, includes plating bath, fluid infusion groove and control module, is provided with level sensor and plating solution composition detection module in the plating bath, the plating bath with be connected with the fluid infusion pipeline between the fluid infusion groove, be provided with metering pump and solenoid valve on the fluid infusion pipeline, the plating bath is connected with the drain line, wherein a portion the fluid infusion pipeline with wherein a portion the drain line passes through the heat exchanger and is connected. The liquid level sensor monitors the liquid level change of the electroplating bath in real time, the electroplating liquid component detection module is immersed in the electroplating liquid, the PH sensor and the concentration meter are integrated, and the electroplating liquid component change is monitored. The control module can set a target liquid level range and a threshold value of electroplating liquid components based on an intelligent control unit of a microcontroller (such as a PLC or an embedded system), receives sensor data and generates a liquid supplementing instruction, wherein when the liquid level is lower than the threshold value, the control module starts a metering pump, opens an electromagnetic valve, the solution in the liquid supplementing tank enters the electroplating tank through a liquid supplementing pipeline, the original liquid or the additive of the electroplating liquid is supplemented according to a set flow, and when the liquid level is higher than the threshold value, liquid is discharged through a liquid discharging pipeline. The heat exchanger realizes the waste heat utilization function, namely, a liquid discharge pipeline is connected with a liquid supplementing pipeline through the heat exchanger, two fluids (hot water and cold water) respectively enter the heat exchanger through an interface, flow reversely or in a cross way in an alternate flow channel, and the waste liquid waste heat is utilized to preheat new liquid supplementing. Preferably, the liquid level sensor is a laser radar sensor, and the laser radar realizes high-precision non-contact liquid level monitoring, so that the sensor is prevented from being in direct contact with corrosive liquid, and the service life is prolonged. Preferably, the part of the fluid infusion pipeline in the electroplating bath is divided into a main fluid infusion pipeline and a fine-tuning fluid infusion pipeline, the multi-channel fluid infusion design is realized, and the main fluid infusion pipeline (quick f