Mixing and stirring equipment for etching liquid production

Abstract

The utility model discloses mixing and stirring equipment for etching liquid production, which relates to the technical field of etching liquid production and comprises a mixing barrel, a support frame for mounting the mixing barrel and a discharge port connected to the bottom end of the mixing barrel, the top of the mixing barrel is connected with a batching component, and a mixing component is arranged below the batching component. According to the utility model, the batching component is arranged at the top of the mixing barrel, so that filtrate and hydrochloric acid can enter the mixing barrel according to an accurate proportion, the production accuracy and scientificity of the etching liquid are ensured, the operation is simple, the structure is compact, synchronous feeding in the mixing barrel is realized, and meanwhile, under the action of the mixing component, the production efficiency is greatly improved. Through the arrangement of the stirring rod, filtrate and hydrochloric acid can be fully stirred and mixed below the mixing barrel, and through the arrangement of the stirring ball, the outer end of the stirring rod has extensibility, so that the stirring ball is convenient to shake and mix in the mixing barrel, and the stirring effect and the mixing quality of the equipment are improved.

Description

Technical Field

[0001] The utility model relates to the technical field of etching liquid production, in particular to a mixing and stirring device for etching liquid production. Background Art

[0002] Etching liquid is a liquid that carves by corroding the material's characteristics. Theoretically, any reagent that can oxidize copper to form soluble copper salts can be used to etch copper-clad boards, but the damage to the anti-corrosion layer, etching speed, etching coefficient, copper dissolving capacity, solution regeneration and copper recovery, environmental protection and economic effects must be weighed.

[0003] When producing etching liquid, it is necessary to put the filtrate and hydrochloric acid in a certain proportion into a closed container and add water for stirring to achieve sufficient dissolution and clarification. In the current mixing and stirring work of etching liquid production, it is usually necessary to use manpower or external auxiliary measuring tools to proportion the filtrate and hydrochloric acid and then put them into the container for mixing and stirring. The work efficiency is low, and it is easy to cause inaccurate proportions in the subsequent material transfer process, resulting in poor production quality of the etching liquid. Utility Model Content

[0004] The utility model aims to solve the problems in the existing etching liquid production mixing and stirring work, which requires manpower or external auxiliary measuring tools to proportion the filtrate and hydrochloric acid and then put them into a container for mixing and stirring, resulting in low work efficiency and easy inaccuracy of proportion in the subsequent material transfer process, resulting in poor production quality of the etching liquid, and proposes an etching liquid production mixing and stirring equipment.

[0005] In order to achieve the above purpose, the utility model adopts the following technical solutions:

[0006] A mixing and stirring device for producing etching liquid, comprising a mixing barrel, a support frame for installing the mixing barrel and a discharge port connected to the bottom end of the mixing barrel, a batching component is connected to the top of the mixing barrel, a mixing component is arranged below the batching component, and the mixing component is rotatably arranged at the bottom of the mixing barrel;

[0007] The interior of the batching assembly includes a batching hopper installed on the top of the mixing barrel, and a sealing plug is movably connected to the feeding port at the bottom of the batching hopper, and the sealing plug is fixedly installed on the surface of the lower support plate, and an operating rod is connected to one side of the lower support plate;

[0008] The outer wall of the operating rod is sleeved with a return spring, and the return spring is arranged on the surface of the mixing barrel.

[0009] As a further description of the above technical solution:

[0010] Bucket-shaped silos are provided on both sides of the batching hopper, and a cavity is formed between the two groups of silos.

[0011] As a further description of the above technical solution:

[0012] The other side of the lower support plate is connected with an indicating rod, and the indicating rod is slidably connected to the inner wall of the cavity through a sliding groove, and the sliding groove is opened on the inner wall of the cavity.

[0013] As a further description of the above technical solution:

[0014] An observation window is arranged on the surface of the cavity, and scale lines are arranged on the surface of the observation window.

[0015] As a further description of the above technical solution:

[0016] The indicating rod and the operating rod are distributed in parallel, and the indicating rod and the operating rod are arranged through the top of the mixing barrel.

[0017] As a further description of the above technical solution:

[0018] The mixing assembly includes a rotating rod connected to the inside of the mixing barrel through a bearing, and multiple groups of stirring rods are distributed in an annular manner on the outer wall of the rotating rod. The outer ends of the stirring rods are connected to stirring balls through telescopic springs, and the two ends of the telescopic springs are fixedly connected to the stirring rods and the stirring balls respectively.

[0019] As a further description of the above technical solution:

[0020] The end of the stirring rod is provided with a tubular structure capable of accommodating the expansion and contraction of the expansion and contraction spring.

[0021] As a further description of the above technical solution:

[0022] The rotating rod is driven by a driving motor, and the driving motor is installed outside the mixing barrel.

[0023] In summary, due to the adoption of the above technical solution, the beneficial effects of the utility model are:

[0024] In the utility model, by arranging a dosing component on the top of the mixing barrel, the filtrate and the hydrochloric acid can enter the mixing barrel in a precise proportion, thereby ensuring the production accuracy and scientificity of the etching solution, and the operation is simple and the structure is compact, and the synchronous feeding into the mixing barrel is realized. At the same time, under the action of the mixing component, the filtrate and the hydrochloric acid can be fully stirred and mixed below the mixing barrel, and by arranging a stirring ball, the outer end of the stirring rod has extensibility, which is convenient for the stirring ball to shake and mix inside the mixing barrel, thereby improving the stirring effect and mixing quality of the equipment. BRIEF DESCRIPTION OF THE DRAWINGS

[0025] Figure 1 This is a schematic diagram of the structure of a mixing and stirring device for producing etching liquid in the utility model;

[0026] Figure 2 It is a structural schematic diagram of the batching component in the utility model;

[0027] Figure 3 For the utility model Figure 1 A schematic diagram of the structure enlarged at A;

[0028] Figure 4 It is a structural schematic diagram of the batching hopper in the utility model;

[0029] Figure 5 It is a schematic diagram of the structure of the stirring rod and the stirring ball in the utility model.

[0030] Legend:

[0031] Mixing barrel; 2. Support frame; 3. Discharge port; 4. Mixing hopper; 5. Sealing plug; 6. Lower support plate; 7. Operating lever; 8. Return spring; 9. Cavity; 10. Indicator rod; 11. Slide; 12. Observation window; 13. Turning rod; 14. Stirring rod; 15. Telescopic spring; 16. Stirring ball; 17. Driving motor. DETAILED DESCRIPTION

[0032] 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.

[0033] Reference Figure 1-Figure 5 , a mixing and stirring device for producing etching liquid, comprising a mixing barrel 1, a support frame 2 for installing the mixing barrel 1, a discharge port 3 connected to the bottom end of the mixing barrel 1, a batching hopper 4, a sealing plug 5, a lower support plate 6, an operating rod 7, a reset spring 8, a cavity 9, an indicator rod 10, a chute 11, an observation window 12, a rotating rod 13, a stirring rod 14, a telescopic spring 15, a stirring ball 16 and a driving motor 17, the bottom end of the mixing barrel 1 is connected with the discharge port 3, and the discharge port 3 is controlled by a control valve, so as to facilitate the stable discharge of the etching liquid inside the mixing barrel 1, further, considering the ratio control of the filtrate and the hydrochloric acid during preparation, a batching component is connected to the top of the mixing barrel 1, and the batching component is directly installed on the top end of the mixing barrel 1, so as to facilitate the filtrate and the hydrochloric acid to directly enter the mixing barrel 1 for mixing and stirring, thereby improving the production efficiency of the device;

[0034] Reference Figure 1-Figure 5The interior of the batching component includes a batching hopper 4 installed on the top of the mixing barrel 1. Specifically, bucket-shaped silos are provided on both sides of the batching hopper 4 to facilitate stable feeding of the filtrate and hydrochloric acid, and a cavity 9 is formed between the two groups of silos to achieve effective isolation of the silos on both sides. Considering the discharge effect of the two groups of silos, a sealing plug 5 is movably connected to the feeding port at the bottom end of the batching hopper 4, and the sealing plug 5 is fixedly installed on the surface of the lower support plate 6, and an operating rod 7 is connected to one side of the lower support plate 6, so that the operating rod 7 and the lower support plate 6 are vertically distributed, and a reset spring 8 is sleeved on the outer wall of the operating rod 7, and the reset spring 8 is arranged on the surface of the mixing barrel 1, so that the lower support plate 6 is reset by the reset spring 8, ensuring that the sealing plug 5 seals the silo under normal conditions. At the same time, considering the working stability and balance of the lower support plate 6, an indicator rod 10 is connected to the other side of the lower support plate 6, and The indicator rod 10 and the operating rod 7 are distributed in parallel, and the indicator rod 10 and the operating rod 7 are arranged through the top of the mixing barrel 1. Through such an arrangement, the indicator rod 10, the operating rod 7 and the lower support plate 6 can move synchronously. In addition, considering the lifting stability of the indicator rod 10, the indicator rod 10 is slidably connected to the inner wall of the cavity 9 through the slide groove 11, and the slide groove 11 is opened on the inner wall of the cavity 9, so as to realize a stable movement path of the indicator rod 10 and ensure the movement effect of the sealing plug 5 driven by the lower support plate 6. In addition, considering that the user uses the batching component to accurately proportion the material bins on both sides, an observation window 12 is arranged on the surface of the cavity 9, and the surface of the observation window 12 is provided with scale lines. Through such an arrangement, the user can accurately observe the moving height of the lower support plate 6 through the indicator rod 10, which is convenient for accurate control of the material bin and realizes efficient proportioning and discharging of the filtrate and hydrochloric acid.

[0035] Reference Figure 1-Figure 5In consideration of fully mixing and stirring the filtrate after batching with the hydrochloric acid, a mixing assembly is provided below the batching assembly, and the mixing assembly is rotatably provided at the lower inner part of the mixing barrel 1, and the mixing barrel 1 is provided in a "U"-shaped structure. Specifically, the mixing assembly includes a rotating rod 13 connected to the inside of the mixing barrel 1 through a bearing, and the rotating rod 13 is provided at the center of the "U"-shaped lower part of the mixing barrel 1, ensuring the rotation effect of the rotating rod 13 inside the mixing barrel 1, and the rotating rod 13 is driven by a driving motor 17 to achieve stable driving of the rotating rod 13, and the driving motor 17 is installed on the outer side of the mixing barrel 1. At the same time, considering the rotation effect of the rotating rod 13 inside the mixing barrel 1 A plurality of stirring rods 14 are distributed in an annular manner on the outer wall of the rotating rod 13, and in order to prevent sinking to the bottom, a stirring ball 16 is connected to the outer end of the stirring rod 14 through a telescopic spring 15, so that the stirring rod 14 can synchronously drive the stirring ball 16 to rotate when the stirring rod 14 rotates, and in order to achieve the working stability of the stirring ball 16, the two ends of the telescopic spring 15 are fixedly connected to the stirring rod 14 and the stirring ball 16 respectively. At the same time, a tubular structure that can accommodate the telescopic spring 15 is provided at the end of the stirring rod 14. Through such an arrangement, the stirring ball 16 can be stably extended and retracted through the telescopic spring 15 when rotating with the stirring rod 14, thereby achieving efficient mixing of the mixing assembly inside the mixing barrel 1.

[0036] The above are only preferred specific implementation methods of the utility model, but the protection scope of the utility model is not limited to this. Any technician familiar with the technical field within the technical scope disclosed by the utility model, who makes equivalent replacements or changes based on the technical scheme and utility model concept of the utility model, should be covered by the protection scope of the utility model.

Claims

1. A mixing and stirring device for producing etching liquid, comprising a mixing barrel (1), a support frame (2) for mounting the mixing barrel (1), and a discharge port (3) connected to the bottom end of the mixing barrel (1), characterized in that: The top of the mixing barrel (1) is connected to a batching component, and a mixing component is arranged below the batching component, and the mixing component is rotatably arranged at the bottom of the mixing barrel (1); The interior of the batching component includes a batching hopper (4) installed at the top of the mixing barrel (1), and a sealing plug (5) is movably connected to the feeding port at the bottom end of the batching hopper (4), and the sealing plug (5) is fixedly installed on the surface of the lower support plate (6), and an operating rod (7) is connected to one side of the lower support plate (6); The outer wall of the operating rod (7) is sleeved with a return spring (8), and the return spring (8) is arranged on the surface of the mixing barrel (1).

2. The etching solution production mixing and stirring device according to claim 1, characterized in that: Bucket-shaped silos are provided on both sides of the batching hopper (4), and a cavity (9) is formed between the two groups of silos.

3. The etching solution production mixing and stirring device according to claim 1, characterized in that: The other side of the lower support plate (6) is connected to an indicating rod (10), and the indicating rod (10) is slidably connected to the inner wall of the cavity (9) via a sliding groove (11), and the sliding groove (11) is opened on the inner wall of the cavity (9).

4. The etching solution production mixing and stirring device according to claim 2, characterized in that: An observation window (12) is provided on the surface of the cavity (9), and scale lines are provided on the surface of the observation window (12).

5. The etching solution production mixing and stirring device according to claim 3, characterized in that: The indicating rod (10) and the operating rod (7) are arranged in parallel, and the indicating rod (10) and the operating rod (7) are arranged to penetrate above the mixing barrel (1).

6. The etching solution production mixing and stirring device according to claim 1, characterized in that: The mixing assembly comprises a rotating rod (13) connected to the inside of a mixing barrel (1) via a bearing, and a plurality of groups of stirring rods (14) are distributed in an annular manner on the outer wall of the rotating rod (13), the outer ends of the stirring rods (14) are connected to stirring balls (16) via telescopic springs (15), and the two ends of the telescopic springs (15) are respectively fixedly connected to the stirring rods (14) and the stirring balls (16).

7. The etching solution production mixing and stirring device according to claim 6, characterized in that: The end of the stirring rod (14) is provided with a tubular structure capable of accommodating the expansion and contraction of the expansion and contraction spring (15).

8. The etching solution production mixing and stirring device according to claim 6, characterized in that: The rotating rod (13) is driven by a driving motor (17), and the driving motor (17) is installed outside the mixing barrel (1).

Images