Automatic quantitative liquid pumping device for coating weighing

Abstract

The utility model discloses an automatic quantitative liquid pumping device for coating weighing, and belongs to the technical field of coating. An automatic quantitative liquid extraction device for coating weighing comprises a liquid storage tank, a liquid extraction pump is arranged at the bottom of the liquid storage tank, the automatic quantitative liquid extraction device further comprises an inner tank rotationally arranged in the liquid storage tank, the input end of the liquid extraction pump is communicated with the bottom of the inner tank, and a stirring plate is fixedly arranged on the inner wall of the inner tank; the stirring shaft is rotationally arranged in the inner tank, a stirring rod is fixedly arranged on the stirring shaft, and a driving part for driving the stirring shaft to rotate is arranged on the liquid storage tank; the inner tank is rotationally arranged in the liquid storage tank, and the stirring shaft is rotationally arranged in the inner tank, so that the stirring effect can be improved, layering and precipitation can be reduced, a solution can be kept uniform in the liquid pumping process of the liquid pumping pump, accurate liquid pumping of the liquid pumping pump can be ensured, and the coating quality and performance can be improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to coating technology field especially relates to a kind of automatic quantitative liquid extraction device for coating weighing. BACKGROUND

[0002] Coating machine is mainly used for the surface coating process production of film, paper and the like, this device is coated on the surface of coiled coating substrate with a layer of glue, paint or ink with specific function, etc., and after drying, it is wound, and coating machine is widely used in adhesive tape, label, medical, electronic, photovoltaic, printing, textile, leather and other industries.

[0003] Among them, automatic quantitative liquid extraction device is an important part in coating process, which can realize the accurate extraction and quantitative supply of liquid, not only improve the precision and efficiency of coating process, but also reduce human error, ensure product quality and production safety, and automatic quantitative liquid extraction device generally uses high-precision peristaltic pump or diaphragm pump to ensure the accurate control of liquid extraction amount from liquid storage tank.

[0004] The existing automatic quantitative liquid extraction device is inconvenient to stir the liquid in the liquid storage tank during use, as the liquid such as glue, solvent, paint or ink will produce sediment during use, resulting in uneven liquid, which not only affects the coating quality and performance, but also affects the accuracy of quantitative liquid extraction, and it is difficult to meet the production requirements. UTILITY MODEL CONTENTS

[0005] The utility model aims at solving the problem that liquid will produce sediment in the liquid storage tank in the prior art, resulting in stratification and uneven liquid, which affects the coating quality and the accuracy of liquid extraction, and proposes an automatic quantitative liquid extraction device for coating weighing.

[0006] In order to achieve the above-mentioned purpose, the utility model adopts the following technical scheme:

[0007] An automatic quantitative liquid extraction device for coating weighing, comprising a liquid storage tank, the bottom of the liquid storage tank is provided with a liquid extraction pump, further comprising: an inner tank rotatably arranged in the liquid storage tank, the input end of the liquid extraction pump is in communication with the bottom of the inner tank, and the inner wall of the inner tank is fixedly provided with a stirring plate; a stirring shaft rotatably arranged in the inner tank, the stirring shaft is fixedly provided with a stirring rod, and the liquid storage tank is provided with a driving part for driving the stirring shaft to rotate.

[0008] In order to drive the stirring shaft to rotate for stirring, preferably, the driving part comprises a driving box fixedly arranged at the top of the liquid storage tank, one end of the stirring shaft extending into the driving box is fixedly provided with a first gear, the driving box is fixedly provided with a motor, and the output end of the motor is fixedly provided with a third gear meshing with the first gear.

[0009] In order to facilitate the drive inner tank rotation, further, the inner tank top is provided with an avoiding hole, the stirring shaft extends to the inner tank through the avoiding hole, and the inner wall of the avoiding hole is fixedly provided with a gear ring, the stirring shaft is fixedly provided with a second gear, and the second gear is engaged with the inner wall of the gear ring through a fourth gear.

[0010] In order to facilitate the addition of materials to the inner tank, further, the driving box top is fixedly provided with a second adapter seat, one end of the stirring shaft is rotatably arranged in the second adapter seat, the second adapter seat is fixedly provided with a liquid inlet pipe, the stirring shaft is provided with a channel, and the side wall of the stirring shaft is provided with a discharge port communicated with one end of the channel, and the other end of the channel is communicated with the liquid inlet pipe.

[0011] Preferably, the inner tank bottom is fixedly provided with a discharge pipe, the liquid storage tank bottom is fixedly provided with a first adapter seat, one end of the discharge pipe away from the inner tank is rotatably arranged in the first adapter seat, and the input end of the liquid pump is communicated with the first adapter seat.

[0012] Preferably, at least one group of annular grooves are formed in the inner wall of the liquid storage tank, and a limiting ring is fixedly arranged on the outer wall of the inner tank and rotatably arranged in the annular groove.

[0013] Compared with the prior art, the automatic quantitative liquid pumping device for coating weighing has the following beneficial effects:

[0014] 1. The automatic quantitative liquid pumping device for coating weighing, by rotatably arranging an inner tank in the liquid storage tank and rotatably arranging a stirring shaft in the inner tank, the rotation directions of the inner tank and the stirring shaft are opposite, the stirring effect can be improved, stratification and precipitation can be reduced, the solution can be kept uniform during the liquid pumping process of the liquid pump, the accurate pumping of the liquid pump can be ensured, and the coating quality and performance can be improved.

[0015] 2. The automatic quantitative liquid pumping device for coating weighing, by fixedly arranging a discharge pipe at the bottom of the inner tank and fixedly arranging a first adapter seat at the bottom of the liquid storage tank, and by communicating the input end of the liquid pump with the first adapter seat, the liquid can be pumped during the rotation of the inner tank, the liquid can be continuously pumped and stirred, and the use effect is improved.

[0016] The parts not involved in the device are the same as or can be realized by the prior art, the automatic quantitative liquid pumping device for coating weighing can improve the stirring effect, reduce stratification and precipitation, keep the solution uniform during the liquid pumping process of the liquid pump, ensure the accurate pumping of the liquid pump, and improve the coating quality and performance. BRIEF DESCRIPTION OF DRAWINGS

[0017] Figure 1 A structure diagram of an automatic quantitative liquid pumping device for coating and weighing is provided in the utility model.

[0018] Figure 2 A sectional view of the automatic quantitative liquid pumping device for coating and weighing is provided in the utility model.

[0019] Figure 3 The automatic quantitative liquid pumping device for coating and weighing is provided in the utility model Figure 2 An enlarged view of part A in the middle;

[0020] Figure 4 A structure diagram of a driving box of the automatic quantitative liquid pumping device for coating and weighing is provided in the utility model.

[0021] In the figure: 1, liquid storage tank; 101, annular groove; 102, first adapter seat; 2, inner tank; 201, limiting ring; 202, stirring plate; 203, avoiding hole; 204, gear ring; 205, discharge pipe; 3, stirring shaft; 301, stirring rod; 302, first gear; 303, second gear; 304, channel; 305, discharge port; 4, driving box; 401, second adapter seat; 402, liquid inlet pipe. DETAILED DESCRIPTION

[0022] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments.

[0023] In the description of the utility model, it should be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer" and the like indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, and are only for the convenience of describing the utility model and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as a limitation on the utility model.

[0024] Embodiment:

[0025] Reference Figures 1-4The application discloses an automatic quantitative liquid pumping device for coating weighing, which comprises a liquid storage tank 1, wherein a liquid pumping pump is arranged at the bottom of the liquid storage tank 1, the liquid pumping pump can be a high-precision peristaltic pump, a diaphragm pump or a plunger pump, preferably the plunger pump, the plunger pump has very precise flow control and is suitable for occasions requiring high-precision delivery and has good delivery capacity for viscous solutions and corrosive liquids. The application further comprises: an inner tank 2 is rotatably arranged in the liquid storage tank 1, the input end of the liquid pumping pump is communicated with the bottom of the inner tank 2, the output end of the liquid pumping pump is communicated with the coating end of a coating machine, a stirring plate 202 is fixedly arranged on the inner wall of the inner tank 2, a heating pipe is fixedly arranged in the liquid storage tank 1, the heating pipe is circumferentially distributed at the bottom of the inner tank 2, the solution in the inner tank 2 can be heated to keep the solution in a proper temperature range, a temperature sensor is fixedly arranged in the liquid storage tank 1, an exhaust pipe is fixedly arranged on the liquid storage tank 1, an overflow valve is fixedly arranged on the exhaust pipe, in addition, the cavity formed between the inner tank 2 and the liquid storage tank 1 has a certain heat preservation effect; a stirring shaft 3 is rotatably arranged in the inner tank 2, a stirring rod 301 is fixedly arranged on the stirring shaft 3, and a driving part for driving the stirring shaft 3 to rotate is arranged on the liquid storage tank 1, in use, the stirring shaft 3 is driven to rotate by the driving part, the solution in the inner tank 2 can be stirred to reduce stratification and precipitation, the solution can keep uniformity in the process of pumping by the liquid pumping pump, the precise pumping of the liquid pumping pump can be ensured, and the coating quality and performance can be improved.

[0026] In use, the inner tank 2 is rotatably arranged in the liquid storage tank 1, the stirring shaft 3 is rotatably arranged in the inner tank 2, and the rotation directions of the inner tank 2 and the stirring shaft 3 are opposite, the stirring effect can be improved in the stirring process, stratification and precipitation can be reduced, the solution can keep uniformity in the process of pumping by the liquid pumping pump, the precise pumping of the liquid pumping pump can be ensured, and the coating quality and performance can be improved.

[0027] With reference to Figure 1 , Figure 2 and Figure 4 , the driving part is designed as a driving box 4 fixedly arranged at the top of the liquid storage tank 1, a first gear 302 is fixedly arranged on the end of the stirring shaft 3 extending into the driving box 4, a motor is fixedly arranged in the driving box 4, a third gear meshing with the first gear 302 is fixedly arranged at the output end of the motor, in use, the third gear is driven to rotate by the motor, the stirring shaft 3 can be driven to rotate by the first gear 302, so that the stirring shaft 3 can rotate with the stirring rod 301 in the inner tank 2 to stir the solution in the inner tank 2, reduce the precipitation of the solution in the inner tank 2 and improve the use effect.

[0028] With reference to Figure 2 and Figure 4In the top of the inner tank 2, an avoiding hole 203 is formed, the other end of the stirring shaft 3 extends into the inner tank 2 through the avoiding hole 203, the stirring rod 301 is fixedly arranged on the end of the stirring shaft 3 extending into the inner tank 2, a gear ring 204 is fixedly arranged on the inner wall of the avoiding hole 203, a second gear 303 is fixedly arranged on the stirring shaft 3, the second gear 303 is engaged with the inner wall of the gear ring 204 through a fourth gear, a rotating shaft is fixedly arranged on the top of the liquid storage tank 1, the fourth gear is rotatably arranged on the end of the rotating shaft extending into the avoiding hole 203, in use, when the stirring shaft 3 rotates to stir, the gear ring 204 and the inner tank 2 can be driven to rotate through the second gear 303 and the fourth gear, the rotating direction of the inner tank 2 is opposite to the rotating direction of the stirring shaft 3, so that the stirring effect can be further improved.

[0029] With reference to Figure 1 , Figure 2 and Figure 4 The second adapter seat 401 is fixedly arranged on the top of the drive box 4, one end of the stirring shaft 3 is rotatably arranged in the second adapter seat 401, the liquid inlet pipe 402 is fixedly arranged on the second adapter seat 401, the channel 304 is formed in the stirring shaft 3, the discharge port 305 is formed in the side wall of the stirring shaft 3 and communicates with one end of the channel 304, the other end of the channel 304 communicates with the liquid inlet pipe 402, in use, the second adapter seat 401 is fixedly arranged on the drive box 4, the liquid inlet pipe 402 is fixedly arranged on the second adapter seat 401, which facilitates the addition of solution into the inner tank 2, and the addition can be carried out during stirring, so that the mixing effect is achieved.

[0030] With reference to Figures 1-3 The discharge pipe 205 is fixedly arranged on the bottom of the inner tank 2, the first adapter seat 102 is fixedly arranged on the bottom of the liquid storage tank 1, one end of the discharge pipe 205 away from the inner tank 2 is rotatably arranged in the first adapter seat 102, and the input end of the liquid pump communicates with the first adapter seat 102, in use, the discharge pipe 205 is fixedly arranged on the bottom of the inner tank 2, the first adapter seat 102 is fixedly arranged on the bottom of the liquid storage tank 1, and the input end of the liquid pump communicates with the first adapter seat 102, so that the liquid can be extracted during the rotation of the inner tank 2, the continuous conveying and stirring of the liquid are ensured, and the use effect is improved.

[0031] With reference to Figure 2At least one group of annular grooves 101 is arranged on the inner wall of the liquid storage tank 1, and here, two groups are preferred, and the two groups of annular grooves 101 are arranged in an up-down distribution, a limiting ring 201 is fixedly arranged on the outer wall of the inner tank 2, the limiting ring 201 is also provided with two groups, and the two groups of limiting rings 201 are respectively rotationally arranged in the corresponding annular grooves 101, in use, the annular grooves 101 are arranged on the inner wall of the liquid storage tank 1, and the limiting ring 201 is fixedly arranged on the outer wall of the inner tank 2, so that the reliable rotation of the inner tank 2 can be guaranteed, and the use effect is improved.

[0032] The above is only a preferred specific embodiment of the present application, but the protection scope of the present application is not limited to this, any person skilled in the art can make equivalent replacement or change according to the technical scheme and the inventive concept of the present application within the technical range disclosed by the present application, which should be covered in the protection scope of the present application.

Claims

1. A kind of automatic quantitative liquid extraction device for coating weighing, comprising liquid storage tank (1), the bottom of the liquid storage tank (1) is provided with liquid extraction pump, it is characterized by, Also include: The inner tank (2) is rotatably arranged in the liquid storage tank (1), the liquid pump input end is communicated with the bottom of the inner tank (2), and the inner wall of the inner tank (2) is fixedly provided with a stirring plate (202); The stirring shaft (3) is rotatably arranged in the inner tank (2), the stirring shaft (3) is fixedly provided with a stirring rod (301), and the liquid storage tank (1) is provided with a driving part for driving the stirring shaft (3) to rotate.

2. The automatic liquid pumping device for coating and weighing according to claim 1, wherein The driving part includes a driving box (4) fixedly arranged on the top of the liquid storage tank (1), one end of the stirring shaft (3) extending into the driving box (4) is fixedly provided with a first gear (302), the driving box (4) is fixedly provided with a motor, and the output end of the motor is fixedly provided with a third gear meshing with the first gear (302).

3. The automatic liquid pumping device for coating and weighing according to claim 2, wherein The top of the inner tank (2) is provided with a avoiding hole (203), the other end of the stirring shaft (3) extends into the inner tank (2) through the avoiding hole (203), and the inner wall of the avoiding hole (203) is fixedly provided with a gear ring (204), the stirring shaft (3) is fixedly provided with a second gear (303), and the second gear (303) is meshed with the inner wall of the gear ring (204) through a fourth gear.

4. The automatic liquid pumping device for coating and weighing according to claim 3, wherein The top of the driving box (4) is fixedly provided with a second adapter seat (401), one end of the stirring shaft (3) is rotatably arranged in the second adapter seat (401), the second adapter seat (401) is fixedly provided with a liquid inlet pipe (402), the stirring shaft (3) is provided with a channel (304), and the side wall of the stirring shaft (3) is provided with a discharge port (305) communicated with one end of the channel (304), the other end of the channel (304) is communicated with the liquid inlet pipe (402).

5. The automatic liquid pumping device for coating and weighing according to claim 1, wherein The bottom of the inner tank (2) is fixedly provided with a discharge pipe (205), the bottom of the liquid storage tank (1) is fixedly provided with a first adapter seat (102), one end of the discharge pipe (205) away from the inner tank (2) is rotatably arranged in the first adapter seat (102), and the liquid pump input end is communicated with the first adapter seat (102).

6. The automatic liquid pumping device for coating and weighing according to claim 1, wherein The inner wall of the liquid storage tank (1) is provided with at least one group of annular grooves (101), the outer wall of the inner tank (2) is fixedly provided with a limiting ring (201), and the limiting ring (201) is rotatably arranged in the annular groove (101).

Images