Water-based paint uniform mixing device

Abstract

The utility model discloses a water-based paint uniform mixing device in the field of water-based paints.The water-based paint uniform mixing device comprises a mixing barrel and a rotary driving device, a driving gear and a stirring device are coaxially arranged at the output end of the rotary driving device, the driving gear is meshed with a driven gear, an inner gear ring is arranged in the mixing barrel, and the stirring device is meshed with the inner gear ring. The inner gear ring is meshed with a driven wheel, a scraping device is coaxially arranged on the lower side of the driven wheel, a feeding opening is formed in the position, corresponding to the position between the driving gear and the inner gear ring, of the top of the mixing barrel, and a discharging opening is formed in the bottom of the mixing barrel. According to the water-based paint mixing device, paint can be prevented from being accumulated on the inner wall or corners of the mixing cylinder, and the water-based paint can be fully and uniformly mixed.

Description

Technical Field

[0001] The utility model belongs to the technical field of water-based paints, and in particular relates to a water-based paint uniform mixing device. Background Art

[0002] Water-based paint is a paint that uses water as a solvent or dispersion medium. It is a relatively new type of paint on the paint market. It includes three types: water-soluble paint, water-dilutable paint, and water-dispersible paint. Water-based paint uses water-soluble resin as a film-forming material, represented by polyvinyl alcohol and its various modifications. In addition, there are water-soluble alkyd resins, water-soluble epoxy resins, and inorganic polymer water-based resins. Water-based paint has excellent non-stickiness and durability.

[0003] In the prior art, a core-pulling stirring kettle for water-based paint is disclosed, with publication number: CN217549650U; application date: 2022-04-28; publication date: 2022-10-11, comprising a kettle body, a kettle cover provided on the top of the kettle body, a stirring rod extending through the kettle cover into the interior of the kettle body, a plurality of stirring devices provided on the stirring rod, and a driving device for moving the stirring rod provided on the kettle cover; the stirring device comprises two symmetrically arranged quarter-circular stirring plates, the centers of the two stirring plates overlap, and stirring blades are provided along the radius of the two stirring plates and through the centers. The disadvantage is that the paint adhered to the inner wall of the kettle body and accumulated in the corners is not easy to be stirred, so that a uniform effect cannot be achieved, which brings inconvenience to the use of the paint, affects the production of the paint, and leads to poor material mixing effect and poor quality of the finished paint. Utility Model Content

[0004] The utility model aims to provide a water-based paint uniform mixing device, which can prevent the paint from accumulating on the inner wall or corner of the mixing barrel and realize full and uniform mixing of the water-based paint.

[0005] The purpose of the utility model is achieved as follows: A water-based paint uniform mixing device comprises a mixing drum and a rotary drive device, wherein a driving gear and a stirring device are coaxially arranged at the output end of the rotary drive device, the driving gear is meshed with a driven gear, an inner gear ring is arranged in the mixing drum, the inner gear ring is meshed with a driven wheel, a scraping device is coaxially arranged on the lower side of the driven wheel, a feed port is opened at the top of the mixing drum corresponding to the driving gear and the inner gear ring, and a discharge port is opened at the bottom.

[0006] When the present invention is used, raw materials enter the mixing drum from the feed port, the rotary drive device operates, driving the driving gear and the stirring device to perform a rotary motion, thereby driving the driven gear and the scraping device to perform a circular motion along the inner wall of the mixing drum. The stirring device in the rotary motion mixes the raw materials, and the scraping device simultaneously rotates during the circular motion, scraping the paint on the inner wall or in the corner of the mixing drum into the stirring device, and then beating and mixing it again. Compared with the prior art, the present invention has the following beneficial effects: a simple and compact structure, power is provided by only one rotary drive device, and the combined motion of the stirring device and the scraping device is realized, thus avoiding the accumulation of paint on the inner wall or in the corner of the mixing drum, and achieving sufficient and uniform mixing of the water-based paint.

[0007] As a further improvement of the present invention, the scraping device includes a scraping shaft, and spiral blades are provided on the outer circumference of the scraping shaft.

[0008] As a further improvement of the present invention, the upper end of the scraper shaft is fixedly connected to the driven gear, and the lower end is rotatably arranged on a slider, and the slider is slidably connected to the annular track, and the annular track is arranged in the mixing drum.

[0009] As a further improvement of the present invention, the stirring device includes a stirring shaft, and the stirring shaft is provided with a plurality of stirring components and stirring blades from top to bottom.

[0010] As a further improvement of the present invention, two adjacent stirring assemblies are arranged perpendicular to each other.

[0011] As a further improvement of the present invention, the stirring assembly includes a stirring plate 1 and a stirring plate 2 located in the same vertical plane.

[0012] As a further improvement of the present invention, the stirring plate 1 and the stirring plate 2 are arranged at an acute angle.

[0013] As a further improvement of the present invention, the rotary drive device includes a servo motor, the output end of the servo motor is connected to a reducer, the output end of the reducer is connected to the stirring shaft, and a rolling bearing is provided between the output end of the reducer and the mixing barrel.

[0014] As a further improvement of the present invention, a feed hopper is provided corresponding to the feed port. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a structural diagram of the present utility model.

[0016] Figure 2 This is a transmission diagram of the driving gear, driven gear and inner gear ring of the utility model.

[0017] Among them, 1 mixing barrel, 2 driving gear, 3 driven gear, 4 inner ring gear, 5 feed port, 6 feed hopper, 7 scraper shaft, 8 spiral blade, 9 slider, 10 ring track, 11 stirring shaft, 12 stirring blade, 13 stirring plate 1, 14 stirring plate 2, 15 servo motor, 16 reducer, 17 rolling bearing, 18 discharge port. DETAILED DESCRIPTION

[0018] like Figure 1-2 As shown, a device for uniformly mixing water-based paints includes a mixing drum 1 and a rotary drive device. A driving gear 2 and a stirring device are coaxially arranged at the output end of the rotary drive device. The driving gear 2 is engaged with a driven gear 3. An inner gear ring 4 is arranged in the mixing drum 1, which is engaged with a driven wheel. A scraping device is coaxially arranged on the lower side of the driven wheel. A feed port 5 is provided at the top of the mixing drum 1 corresponding to between the driving gear 2 and the inner gear ring 4, a discharge port 18 is provided at the bottom, and a feed hopper 6 is provided corresponding to the feed port 5.

[0019] In this embodiment, the scraping device includes a scraping shaft 7, and a spiral blade 8 is provided on the outer periphery of the scraping shaft 7; the upper end of the scraping shaft 7 is fixedly connected to the driven gear 3, and the lower end is rotatably provided on the slider 9, the slider 9 is slidably connected to the annular track 10, and the annular track 10 is provided in the mixing drum 1; the stirring device includes a stirring shaft 11, and the stirring shaft 11 is provided with four stirring components and stirring blades 12 from top to bottom; two adjacent stirring components are arranged perpendicular to each other; the stirring component includes a stirring plate 13 and a stirring plate 2 14 in the same vertical plane; the stirring plate 13 and the stirring plate 2 14 are arranged at an acute angle; the rotation drive device includes a servo motor 15, the output end of the servo motor 15 is connected to the reducer 16, the output end of the reducer 16 is connected to the stirring shaft 11, and a rolling bearing 17 is provided between the output end of the reducer 16 and the mixing drum 1.

[0020] When the present invention is in use, the raw materials enter the mixing drum 1 from the feed hopper 6, the servo motor 15 and the reducer 16 work, driving the driving gear 2 and the stirring device to perform a rotary motion, thereby driving the driven gear 3 and the scraping device to perform a circular motion along the inner wall of the mixing drum 1. The stirring component in the rotary motion hits and mixes the raw materials, and the scraping device simultaneously rotates during the circular motion. The rotating spiral blade 8 scrapes off the paint on the inner wall or in the corner of the mixing drum 1, while conveying the paint at the bottom of the mixing drum 1 upward to the stirring device for re-mixing. The fully mixed paint is discharged from the discharge port 18. The advantages of the present invention are: the stirring components are staggered up and down, and the stirring plate 1 13 and the stirring plate 2 14 are cross-distributed up and down, forming a stable stirring structure and improving the stirring effect; the stirring blade 12 arranged at the tail of the stirring shaft 11 can prevent the paint from being pushed and accumulated at the discharge port 18, and further improves the uniformity of the paint mixing.

[0021] The present invention is not limited to the above-mentioned embodiments. On the basis of the technical solutions disclosed in the present invention, technicians in this field can make some substitutions and deformations of some technical features therein according to the disclosed technical content without creative labor, and these substitutions and deformations are all within the protection scope of the present invention.

Claims

1. A water-based paint uniform mixing device, comprising a mixing drum and a rotary drive device, characterized in that: A driving gear and a stirring device are coaxially arranged at the output end of the rotary drive device, the driving gear is engaged with the driven gear, an inner gear ring is arranged in the mixing drum, the inner gear ring is engaged with the driven wheel, a scraping device is coaxially arranged on the lower side of the driven wheel, a feed port is opened at the top of the mixing drum corresponding to the driving gear and the inner gear ring, and a discharge port is opened at the bottom.

2. A water-based paint uniform mixing device according to claim 1, characterized in that: The scraping device comprises a scraping shaft, and a spiral blade is arranged on the outer periphery of the scraping shaft.

3. A water-based paint uniform mixing device according to claim 2, characterized in that: The upper end of the scraper shaft is fixedly connected to the driven gear, and the lower end is rotatably arranged on a slider. The slider is slidably connected to the annular track, and the annular track is arranged in the mixing barrel.

4. A water-based paint uniform mixing device according to claim 1, characterized in that: The stirring device comprises a stirring shaft, and the stirring shaft is provided with a plurality of stirring components and stirring blades from top to bottom.

5. A water-based paint uniform mixing device according to claim 4, characterized in that: The two adjacent stirring components are arranged perpendicular to each other.

6. A water-based paint uniform mixing device according to claim 4, characterized in that: The stirring assembly includes a stirring plate 1 and a stirring plate 2 located in the same vertical plane.

7. A water-based paint uniform mixing device according to claim 6, characterized in that: The first stirring plate and the second stirring plate are arranged at an acute angle.

8. A water-based paint uniform mixing device according to claim 4, characterized in that: The rotary drive device includes a servo motor, an output end of the servo motor is connected to a reducer, an output end of the reducer is connected to a stirring shaft, and a rolling bearing is provided between the output end of the reducer and the mixing barrel.

9. A water-based paint uniform mixing device according to any one of claims 1 to 8, characterized in that: A feeding hopper is provided corresponding to the feeding port.

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