Chemical feeding device of electroplating bath

Abstract

The utility model relates to the technical field of electroplating processing, in particular to a dosing device of an electroplating bath, which comprises an electroplating bath main body, a reinforcing plate is fixedly mounted on the right end surface of the electroplating bath main body, a dosing bin is mounted on the upper end surface of the reinforcing plate, and a first rotating shaft is rotatably connected to the bottom end in the dosing bin; according to the electroplating device disclosed by the utility model, liquid medicine in the medicine adding bin can be mixed and stirred by utilizing the stirring blades, the precipitation of the liquid medicine is avoided, then the liquid medicine added into the electroplating bath can be stirred by the turning plate and the stirring impeller, the electroplating liquid medicine can be uniformly mixed, and the electroplating effect is improved; the electroplating quality is guaranteed, the laser liquid level sensor can be used for detecting the height of the liquid level, in this way, liquid medicine can be supplemented in time, then the water pump and the PLC are used for enabling the medicine adding spray head at the position of the medicine adding device body to automatically add the liquid medicine into the electroplating bath, manpower is saved, and the working efficiency of the medicine adding device is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of electroplating processing, in particular to a drug adding device for an electroplating tank. Background Art

[0002] Electroplating refers to a surface engineering technology that uses direct current in a salt solution containing the metal to be plated, with the metal to be plated as the cathode and the metal to be plated or other inert conductors as the anode, to obtain a firmly bonded metal film on the surface of the substrate through electrolysis. During the electroplating process, a dosing device is required to add consumed liquid.

[0003] The prior art discloses patent application number "CN201920153359.0", which is an automatic electroplating dosing device, including an electroplating tank, with brackets on both sides of the electroplating tank, and guide rails parallel to the electroplating tank are fixed on the top of the brackets on both sides, so that each batch of plated parts can be electroplated under the same electroplating environment, thereby improving the electroplating effect and saving more energy.

[0004] The dosing device can only replenish the appropriate amount of liquid medicine so that each batch of plated parts can be electroplated under the same electroplating environment. However, the liquid medicine can only be added directly into the electroplating tank. At this time, the added liquid medicine cannot be evenly mixed with the electroplating liquid in the electroplating tank, resulting in poor electroplating effect, which affects the use effect of the dosing device and is inconvenient to use. Utility Model Content

[0005] The purpose of the utility model is to provide a dosing device for an electroplating tank to solve the problems raised in the above background technology.

[0006] The purpose of the utility model can be achieved through the following technical solutions:

[0007] A dosing device for an electroplating tank, comprising an electroplating tank body, a reinforcing plate fixedly mounted on the right end surface of the electroplating tank body, a dosing bin mounted on the upper end surface of the reinforcing plate, a first rotating shaft rotatably connected to the bottom end of the dosing bin, a stirring blade array connected to the outer surface of the first rotating shaft, the stirring blade used to stir the liquid medicine, and a first servo motor fixedly connected to the upper end surface of the first rotating shaft through a motor mounting plate;

[0008] Two L-shaped fixing plates are installed on the upper end surface of the electroplating tank body, and the lower end surfaces of the two L-shaped fixing plates are connected to the first electric push rods. The lower end surfaces of the two first electric push rods are fixedly connected to mounting seats, and the inner side surfaces of the mounting seats are rotatably connected to threaded rotating rods. The outer surface of the threaded rotating rods is threadedly connected to connecting plates, and the lower end surface of the connecting plates is connected to a flip plate. The bottom end inside the electroplating tank body is rotatably connected to a second rotating shaft.

[0009] Preferably, the outer surface array of the second rotating shaft is connected with a stirring impeller, the lower side of the second rotating shaft penetrates the electroplating tank body and extends to the lower end surface of the electroplating tank body, the lower end surface of the second rotating shaft is fixedly connected to the No. 2 servo motor through the motor mounting plate, the upper side of the first rotating shaft penetrates the dosing bin and extends to the upper end surface of the dosing bin, the inner side surface of the mounting seat is connected to two limit sliding rods for guiding the connecting plate, the left side of the threaded rotating rod penetrates the mounting seat and extends to the left end surface of the mounting seat, and the left end surface of the threaded rotating rod is fixedly connected to the No. 3 servo motor through the motor mounting plate.

[0010] Preferably, a top frame is installed on the upper end surface of the reinforcement plate, and a water pump is connected to the upper end surface of the top frame. A dosing device body is fixedly installed on the upper end surface of the electroplating tank body, and two dosing nozzles are installed on the lower end surface of the dosing device body. The right end surface of the dosing device body is connected to the left end surface of the water pump through a first connecting pipe, and the rear end surface of the water pump is connected to the interior of the dosing bin through a second connecting pipe.

[0011] Preferably, two support plates for supporting the reinforcement plate are fixedly connected to the lower end surface of the reinforcement plate and the right end surface of the electroplating tank body, and a feed port is installed on the upper end surface of the dosing bin.

[0012] Preferably, a round rod is installed on the upper end surface of the electroplating tank body, and an L-shaped slide is slidably connected to the outer surface of the round rod. A laser liquid level sensor for measuring the liquid level is connected to the lower end surface of the L-shaped slide, and a fastening bolt is threadedly connected to the left end surface of the laser liquid level sensor.

[0013] Preferably, the upper end surface of the dosing device body is fixedly connected to an L-shaped vertical plate, the lower end surface of the L-shaped vertical plate is connected to a second electric push rod, the lower end surface of the second electric push rod is fixedly installed with a baffle, and both ends of the baffle are fixedly provided with extended side plates.

[0014] Beneficial effects of the utility model:

[0015] 1. The utility model can mix and stir the liquid medicine in the medicine adding bin by using the stirring blade to avoid precipitation of the liquid medicine. Then the flip plate and the stirring impeller can stir the liquid medicine added in the electroplating tank, which is conducive to uniform mixing of the electroplating liquid, improving the effect of electroplating and ensuring the quality of electroplating.

[0016] 2. The utility model can detect the liquid level height by using a laser liquid level sensor, which is convenient for timely replenishing the liquid medicine. Subsequently, the water pump and the PLC controller can be used to allow the dosing nozzle at the dosing device body to automatically add liquid medicine to the electroplating tank, saving manpower and improving the working efficiency of the dosing device. At the same time, the baffle and the extended side plate can play a splash-proof role together to avoid splashing and injuring people of the added liquid medicine, thereby improving the safety of the dosing device when in use. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] In order to more clearly illustrate the technical solutions in the embodiments of the utility model or the prior art, the drawings required for use in the embodiments or the prior art description are briefly introduced below. Obviously, for ordinary technicians in this field, other drawings can be obtained based on these drawings without creative work.

[0018] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0019] Figure 2 This utility model Figure 1 A schematic diagram of the structure of the first rotating shaft and the stirring blade;

[0020] Figure 3 This utility model Figure 1 A schematic diagram of the structure of the middle baffle and the extended side panels;

[0021] Figure 4 This utility model Figure 1 Installation diagram of the middle threaded rotating rod, connecting plate and flap plate;

[0022] The reference numerals in the figures are as follows:

[0023] 1. Electroplating tank body; 2. Reinforcement plate; 3. Dosing chamber; 4. First rotating shaft; 5. Stirring blade; 6. Servo motor No. 1; 7. L-shaped fixed plate; 8. First electric push rod; 9. Mounting seat; 10. Threaded rotating rod; 11. Connecting plate; 12. Flipping plate; 13. Second rotating shaft; 14. Stirring impeller; 15. Servo motor No. 2; 16. Limiting slide bar; 17. Servo motor No. 3; 18. Top frame; 19. Water pump; 20. Dosing device body; 21. First connecting pipe; 22. Second connecting pipe; 23. Support plate; 24. Feed inlet; 25. Round rod; 26. L-shaped slide plate; 27. Laser liquid level sensor; 28. Fastening bolts; 29. ​​L-shaped vertical plate; 30. Second electric push rod; 31. Baffle; 32. Extended side plate; 33. Dosing nozzle. DETAILED DESCRIPTION

[0024] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments of the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0025] like Figures 1 to 4As shown, a dosing device for an electroplating tank comprises an electroplating tank body 1, a reinforcing plate 2 is fixedly mounted on the right end surface of the electroplating tank body 1, a dosing bin 3 is mounted on the upper end surface of the reinforcing plate 2, a first rotating shaft 4 is rotatably connected to the bottom end of the dosing bin 3, a stirring blade 5 is connected to the outer surface of the first rotating shaft 4 in an array, the stirring blade 5 is used to stir the liquid medicine, and a servo motor 6 is fixedly connected to the upper end surface of the first rotating shaft 4 through a motor mounting plate;

[0026] Two L-shaped fixing plates 7 are installed on the upper end surface of the electroplating tank body 1, and the lower end surfaces of the two L-shaped fixing plates 7 are connected to the first electric push rods 8. The lower end surfaces of the two first electric push rods 8 are fixedly connected to the mounting seats 9, and the inner side surface of the mounting seats 9 is rotatably connected to the threaded rotating rod 10, and the outer surface of the threaded rotating rod 10 is threadedly connected to the connecting plate 11, and the lower end surface of the connecting plate 11 is connected to the flip plate 12, and the bottom end inside the electroplating tank body 1 is rotatably connected to the second rotating shaft 13.

[0027] The outer surface array of the second rotating shaft 13 is connected with a stirring impeller 14, the lower side of the second rotating shaft 13 penetrates the electroplating tank body 1 and extends to the lower end surface of the electroplating tank body 1, the lower end surface of the second rotating shaft 13 is fixedly connected with a No. 2 servo motor 15 through a motor mounting plate, the upper side of the first rotating shaft 4 penetrates the medicine adding chamber 3 and extends to the upper end surface of the medicine adding chamber 3, the inner side surface of the mounting seat 9 is connected with two limit slide bars 16 for guiding the connecting plate 11, through the setting of the limit slide bars 16, the two limit slide bars 16 can be used to limit the moving trajectory of the connecting plate 11, so that the connecting plate 11 can move back and forth smoothly, so as to stir the medicine liquid and enhance the mixing effect of the medicine liquid, the left side of the threaded rotating rod 10 penetrates the mounting seat 9 and extends to the left end surface of the mounting seat 9, and the left end surface of the threaded rotating rod 10 is fixedly connected with a No. 3 servo motor 17 through a motor mounting plate.

[0028] A top frame 18 is installed on the upper end surface of the reinforcement plate 2, and a water pump 19 is connected to the upper end surface of the top frame 18. A dosing device body 20 is fixedly installed on the upper end surface of the electroplating tank body 1, and two dosing nozzles 33 are installed on the lower end surface of the dosing device body 20. The right end surface of the dosing device body 20 is connected to the left end surface of the water pump 19 through a first connecting pipe 21, and the rear end surface of the water pump 19 is connected to the interior of the dosing bin 3 through a second connecting pipe 22.

[0029] The lower end surface of the reinforcement plate 2 and the right end surface of the electroplating tank body 1 are fixedly connected with two support plates 23 for supporting the reinforcement plate 2. Through the setting of the support plates 23, the support plates 23 can be used to support and reinforce the entire reinforcement plate 2, thereby improving the stability of the dosing bin 3 and the water pump 19. The upper end surface of the dosing bin 3 is installed with a feed port 24.

[0030] A round rod 25 is installed on the upper end surface of the electroplating tank body 1, and an L-shaped slide plate 26 is slidably connected to the outer surface of the round rod 25. The lower end surface of the L-shaped slide plate 26 is connected to a laser liquid level sensor 27 for measuring the liquid level. The model of the laser liquid level sensor 27 is JYB-KO-L. The laser beam is irradiated on the liquid, and the reflected wave reaches the sensor receiving part and is converted into an electrical signal. The liquid level value is calculated by measuring the time difference. The left end surface of the laser liquid level sensor 27 is threadedly connected with a fastening bolt 28. Through the setting of the fastening bolt 28, the L-shaped slide plate 26 can move up and down at the round rod 25. In this way, the height of the laser liquid level sensor 27 can be adjusted to adapt to different liquid levels, which is easy to use. At the same time, the installation of the fastening bolt 28 can be used to squeeze and fix the L-shaped slide plate 26 to ensure the stability of the laser liquid level sensor 27.

[0031] The upper end surface of the dosing device body 20 is fixedly connected with an L-shaped vertical plate 29, the lower end surface of the L-shaped vertical plate 29 is connected with a second electric push rod 30, the lower end surface of the second electric push rod 30 is fixedly installed with a baffle 31, and both ends of the baffle 31 are fixedly provided with extended side plates 32.

[0032] The working principle of the dosing device of the electroplating tank provided by the utility model is as follows:

[0033] The output shaft of the No. 1 servo motor 6 can drive the first rotating shaft 4 to rotate. At this time, the first rotating shaft 4 will drive the stirring blade 5 at the first rotating shaft 4 to mix and stir the liquid in the medicine adding chamber 3 to prevent the liquid from settling. Then, the two first electric push rods 8 drive the mounting seat 9 to move downward, and then the output shaft of the No. 3 servo motor 17 drives the threaded rotating rod 10 to rotate forward and reverse. In this way, the connecting plate 11 on the threaded rotating rod 10 will drive the flip plate 12 to move back and forth to stir the liquid added inside the electroplating tank, which is conducive to uniformly mixing the electroplating liquid and improving the effect of electroplating. Then, the output shaft of the No. 2 servo motor 15 drives the stirring impeller 14 on the second rotating shaft 13, so that the stirring impeller 14 can further stir the liquid to ensure the quality of electroplating.

[0034] The laser liquid level sensor 27 can be used to detect the liquid level height, which is convenient for timely replenishment of the liquid medicine. Then the laser liquid level sensor 27 and the water pump 19 can be electrically connected to the PLC controller. The laser liquid level sensor 27 sends a signal to the PLC controller. The model of the PLC controller is DATA-7133. In this way, the PLC controller can be used to start the water pump 19. Then the dosing bin 3 and the water pump 19 can allow the dosing nozzle 33 at the dosing device body 20 to automatically add liquid medicine to the electroplating tank body 1, saving manpower and improving the working efficiency of the dosing device. At the same time, the second electric push rod 30 is turned on, and the second electric push rod 30 will drive the baffle 31 to move downward. At this time, the baffle 31 and the extended side plate 32 can play a splash-proof role together to avoid the added liquid medicine from splashing and injuring people, thereby improving the safety of the dosing device when in use.

[0035] The above shows and describes the basic principle, main features and advantages of the utility model. Those skilled in the art should understand that the utility model is not limited by the above embodiments, and the above embodiments and descriptions are only for explaining the principle of the utility model. Without departing from the spirit and scope of the utility model, the utility model may have various changes and improvements, and these changes and improvements fall within the scope of the utility model to be protected.

Claims

1. A dosing device for an electroplating tank, comprising an electroplating tank body (1), characterized in that: A reinforcing plate (2) is fixedly mounted on the right end face of the electroplating tank body (1), a drug adding chamber (3) is mounted on the upper end face of the reinforcing plate (2), a first rotating shaft (4) is rotatably connected to the bottom end of the drug adding chamber (3), a stirring blade (5) is connected to the outer surface of the first rotating shaft (4) in an array, the stirring blade (5) is used to stir the drug solution, and a servo motor (6) is fixedly connected to the upper end face of the first rotating shaft (4) via a motor mounting plate; Two L-shaped fixing plates (7) are installed on the upper end surface of the electroplating tank body (1), and the lower end surfaces of the two L-shaped fixing plates (7) are connected to the first electric push rods (8), and the lower end surfaces of the two first electric push rods (8) are fixedly connected to the mounting seats (9), and the inner side surface of the mounting seats (9) is rotatably connected to a threaded rotating rod (10), and the outer surface of the threaded rotating rod (10) is threadedly connected to a connecting plate (11), and the lower end surface of the connecting plate (11) is connected to a flip plate (12), and the bottom end inside the electroplating tank body (1) is rotatably connected to a second rotating shaft (13).

2. A dosing device for an electroplating tank according to claim 1, characterized in that: The outer surface array of the second rotating shaft (13) is connected to a stirring impeller (14); the lower side of the second rotating shaft (13) passes through the electroplating tank body (1) and extends to the lower end surface of the electroplating tank body (1); the lower end surface of the second rotating shaft (13) is fixedly connected to a No. 2 servo motor (15) via a motor mounting plate; the upper side of the first rotating shaft (4) passes through the dosing bin (3) and extends to the upper end surface of the dosing bin (3); the inner side surface of the mounting seat (9) is connected to two limit slide bars (16) for guiding the connecting plate (11); the left side of the threaded rotating rod (10) passes through the mounting seat (9) and extends to the left end surface of the mounting seat (9); the left end surface of the threaded rotating rod (10) is fixedly connected to a No. 3 servo motor (17) via a motor mounting plate.

3. A dosing device for an electroplating tank according to claim 1, characterized in that: A top frame (18) is installed on the upper end surface of the reinforcement plate (2), and a water pump (19) is connected to the upper end surface of the top frame (18). A dosing device body (20) is fixedly installed on the upper end surface of the electroplating tank body (1), and two dosing nozzles (33) are installed on the lower end surface of the dosing device body (20). The right end surface of the dosing device body (20) is connected to the left end surface of the water pump (19) through a first connecting pipe (21), and the rear end surface of the water pump (19) is connected to the interior of the dosing bin (3) through a second connecting pipe (22).

4. A dosing device for an electroplating tank according to claim 1, characterized in that: Two support plates (23) for supporting the reinforcing plate (2) are fixedly connected to the lower end surface of the reinforcing plate (2) and the right end surface of the electroplating tank body (1), and a material inlet (24) is installed on the upper end surface of the dosing bin (3).

5. The dosing device for an electroplating tank according to claim 1, characterized in that: A round rod (25) is installed on the upper end surface of the electroplating tank body (1), and an L-shaped slide plate (26) is slidably connected to the outer surface of the round rod (25). A laser liquid level sensor (27) for measuring the liquid level is connected to the lower end surface of the L-shaped slide plate (26), and a fastening bolt (28) is threadedly connected to the left end surface of the laser liquid level sensor (27).

6. A dosing device for an electroplating tank according to claim 3, characterized in that: The upper end surface of the dosing device body (20) is fixedly connected to an L-shaped vertical plate (29), the lower end surface of the L-shaped vertical plate (29) is connected to a second electric push rod (30), the lower end surface of the second electric push rod (30) is fixedly mounted with a baffle (31), and both ends of the baffle (31) are fixedly provided with extended side plates (32).

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