Efficient mixing disperser for two-component extinction polyester resin

Abstract

The utility model discloses a two-component extinction polyester resin efficient mixing disperser which comprises a mixing barrel, a top cover is arranged at the top of the mixing barrel, a cavity is formed in the top cover, a penetrating main shaft is rotationally connected between the top and the bottom of the top cover, scrapers are fixedly connected to the bottom of the main shaft, and the two scrapers are both in contact with the inner wall of the mixing barrel. The scraping plates are obliquely arranged and are used for pushing edge raw materials to the middle; a pair of dispersing mechanisms is arranged at the bottom of the top cover, each dispersing mechanism comprises a rotating sleeve, the rotating sleeves rotationally penetrate through the bottom of the top cover, and the interiors of the rotating sleeves are rotationally connected with penetrating rotating shafts. The raw materials at the bottom can be pushed upwards, the rising raw materials are dispersed and mixed under the action of the dispersing rod, the dispersing and mixing effect is improved, the raw materials at the edge of the mixing barrel can be pushed to the middle through the scraping plate, then the raw materials are dispersed and mixed conveniently, and the mixing effect is further improved.

Description

Technical Field

[0001] The utility model relates to the technical field of mixing and dispersing devices, in particular to a high-efficiency mixing and dispersing device for two-component matting polyester resin. Background Art

[0002] Polyester resin is a general term for high-molecular compounds formed by polycondensation of dihydric alcohols or dibasic acids or polyhydric alcohols and polybasic acids, and is divided into saturated polyester resin and unsaturated polyester resin. Unsaturated polyester adhesives are mainly composed of unsaturated polyester resin, pigments and fillers, initiators and other additives, and have the characteristics of small viscosity, easy wetting, good processability, large hardness of the cured adhesive layer, good transparency, high brightness, rapid curing at room temperature under pressure, good heat resistance, excellent electrical properties, etc., and are mainly used for non-structural adhesives, such as bonding fiberglass and rigid plastics;

[0003] In the process of processing polyester resin, a mixing and dispersing device is needed to mix and disperse raw materials. However, when the existing equipment is used, the raw materials are usually directly mixed and dispersed by stirring blades, and the dispersion effect needs to be improved. Therefore, those skilled in the art provide a high-efficiency mixing and dispersing device for two-component matting polyester resin to solve the problems raised in the above background art. Summary of the Utility Model

[0004] The purpose of the utility model is to solve the shortcomings existing in the prior art, and a high-efficiency mixing and dispersing device for two-component matting polyester resin is proposed.

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

[0006] A high-efficiency mixing and dispersing device for two-component matting polyester resin, including a mixing barrel, a top cover is arranged at the top of the mixing barrel, a cavity is arranged inside the top cover, a main shaft is rotatably connected between the top and the bottom of the top cover and penetrates through, a scraper is fixedly connected to the bottom of the main shaft, both scrapers are in contact with the inner wall of the mixing barrel, and both scrapers are inclined to push the raw materials at the edge towards the middle;

[0007] A pair of dispersing mechanisms are arranged at the bottom of the top cover, the dispersing mechanism includes a rotating sleeve, the rotating sleeve rotatably penetrates through the bottom of the top cover, a rotating shaft is rotatably connected inside the rotating sleeve and penetrates through, a plurality of inclined stirring blades are fixedly connected to the bottom of the rotating shaft, an installation box is fixedly connected to the bottom of the top cover, the rotating sleeve rotatably penetrates through the installation box, both sides of the installation box are rotatably connected with dispersing shafts, one end of each dispersing shaft is fixedly connected with a dispersing rod, and a bevel gear is fixedly connected to the bottom of the rotating sleeve and one end of each dispersing shaft, and the bevel gears are all located inside the installation box and are meshed with each other.

[0008] As a further aspect of the present utility model, a driving gear is fixedly connected to the circumference of the main shaft. On both sides of the driving gear, there are driving components for driving the rotation of the rotating sleeve and the rotating shaft. The driving component includes a mounting shaft, and a driven gear is fixedly connected to the circumference of the mounting shaft. The driven gear meshes with the driving gear. A first gear is fixedly connected to the circumference of the mounting shaft and the circumference of the rotating shaft respectively, and the two first gears mesh with each other. A second gear is fixedly connected to the circumference of the rotating sleeve and the circumference of the mounting shaft respectively, and the two second gears mesh with each other.

[0009] As a further aspect of the present utility model, a fixed sleeve is fixedly connected between multiple mixing blades on the circumference of the same rotating shaft.

[0010] As a further aspect of the present utility model, at least one feed pipe penetrating through is fixedly connected to the top of the top cover.

[0011] As a further aspect of the present utility model, a discharge pipe communicating with it is fixedly connected to the bottom of the mixing barrel, and a control valve is installed on the circumference of the discharge pipe.

[0012] As a further aspect of the present utility model, a motor is fixedly connected to the top of the top cover, and one end of the output shaft of the motor is fixed to the main shaft.

[0013] As a further aspect of the present utility model, a support frame is fixed to the bottom of the mixing barrel.

[0014] The beneficial effects of the present utility model are as follows:

[0015] 1. Through the combined use of the mixing blades and the dispersion rods, when the device is in use, the raw materials at the bottom can be pushed upward, and under the action of the dispersion rods, the rising raw materials are dispersed and mixed, increasing the dispersion and mixing effects.

[0016] 2. By arranging the scraping plate on the main shaft, during the process of stirring the raw materials, the scraping plate can push the raw materials at the edge of the mixing barrel towards the middle, thereby facilitating the dispersion and mixing of the raw materials and further improving the mixing effect. Description of the Drawings

[0017] Figure 1 It is a front view structural schematic diagram of the two-component matting polyester resin high-efficiency mixing and dispersing device proposed by the present utility model;

[0018] Figure 2 It is a sectional view structural schematic diagram of the two-component matting polyester resin high-efficiency mixing and dispersing device proposed by the present utility model;

[0019] Figure 3 It is a partial structural schematic diagram of the two-component matting polyester resin high-efficiency mixing and dispersing device proposed by the present utility model.

[0020] In the figure: 1, mixing barrel; 2, top cover; 3, feed pipe; 4, discharge pipe; 5, motor; 6, main shaft; 7, scraper; 8, rotating sleeve; 9, rotating shaft; 10, stirring blade; 11, fixed sleeve; 12, driving gear; 13, mounting shaft; 14, driven gear; 15, first gear; 16, second gear; 17, mounting box; 18, dispersion shaft; 19, bevel gear; 20, dispersion rod. Specific embodiments

[0021] Next, the technical solutions in the embodiments of the present invention will be clearly and completely described in conjunction with the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only a part of the embodiments of the present invention, rather than all the embodiments. It should be noted that unless otherwise clearly specified and limited, the terms "installation", "connection", and "setting" should be understood in a broad sense. For those of ordinary skill in the art, the specific meanings of the above terms in this patent can be understood according to specific situations.

[0022] Referring to Figures 1 - 3 , a two-component matte polyester resin high-efficiency mixing and dispersing device, including a mixing barrel 1. A top cover 2 is provided at the top of the mixing barrel 1. The top cover 2 and the mixing barrel 1 are connected by a flange. There is a cavity inside the top cover 2. A main shaft 6 that penetrates is rotatably connected between the top and bottom of the top cover 2. A scraper 7 is fixedly connected to the bottom of the main shaft 6. Both scrapers 7 are in contact with the inner wall of the mixing barrel 1. The scrapers 7 are both inclined to push the raw materials at the edge towards the middle. When the main shaft 6 rotates, it drives the scraper 7 to rotate. The raw materials at the edge of the mixing barrel 1 are pushed towards the middle by the scraper 7, improving the mixing and dispersing effect;

[0023] A pair of dispersion mechanisms are provided at the bottom of the top cover 2. The dispersion mechanism includes a rotating sleeve 8. The rotating sleeve 8 rotatably penetrates the bottom of the top cover 2. A rotating shaft 9 that penetrates is rotatably connected inside the rotating sleeve 8. A plurality of inclined stirring blades 10 are fixedly connected to the bottom of the rotating shaft 9. The rotating sleeve 8 and the rotating shaft 9 rotate separately. When the rotating shaft 9 rotates, it drives the inclined stirring blades 10 to rotate. The stirring blades 10 push the raw materials at the bottom of the mixing barrel 1 upwards. A mounting box 17 is fixedly connected to the bottom of the top cover 2. The rotating sleeve 8 rotatably penetrates the mounting box 17. Dispersion shafts 18 are rotatably connected to both sides of the mounting box 17. Dispersion rods 20 are fixedly connected to one end of each dispersion shaft 18. Bevel gears 19 are fixedly connected to the bottom of the rotating sleeve 8 and one end of the dispersion shaft 18 respectively. The bevel gears 19 are all located inside the mounting box 17 and are meshed with each other. At the same time, when the rotating sleeve 8 rotates, it drives the two dispersion shafts 18 to rotate through the cooperation of a plurality of bevel gears 19. The dispersion rods 20 are driven by the dispersion shafts 18 to mix and disperse the rising raw materials.

[0024] In the present utility model, a driving gear 12 is fixedly connected to the circumference of a main shaft 6. Driving assemblies for driving a rotating sleeve 8 and a rotating shaft 9 to rotate are arranged on both sides of the driving gear 12. The driving assembly includes a mounting shaft 13. A driven gear 14 is fixedly connected to the circumference of the mounting shaft 13. The driven gear 14 meshes with the driving gear 12. A first gear 15 is fixedly connected to the circumferences of both the mounting shaft 13 and the rotating shaft 9. The two first gears 15 mesh with each other and have the same number of teeth. A second gear 16 is fixedly connected to the circumferences of both the rotating sleeve 8 and the mounting shaft 13. The two second gears 16 mesh with each other and have different numbers of teeth, which is used to increase the rotation speed of the rotating sleeve 8 and improve the mixing effect. The driving gear 12 can drive the driven gear 14 to rotate, the driven gear 14 drives the mounting shaft 13 to rotate, the mounting shaft 13 drives one of the first gears 15 and the second gear 16 to rotate, and under the action of the other first gear 15 and the second gear 16, the rotating sleeve 8 and the rotating shaft 9 rotate, thereby realizing mixing and dispersion.

[0025] Particularly, a fixing sleeve 11 is fixedly connected between multiple stirring blades 10 on the circumference of the same rotating shaft 9, and the fixing sleeve 11 enhances the lifting effect on the raw materials.

[0026] It should be noted that at least one through feed pipe 3 is fixedly connected to the top of the top cover 2, and the feed pipe 3 is used to input raw materials into the mixing barrel 1.

[0027] In the present utility model, a discharge pipe 4 is fixedly connected to the bottom of the mixing barrel 1 and is in communication with it. A control valve is installed on the circumference of the discharge pipe 4, and the discharge pipe 4 is used to discharge the mixed raw materials.

[0028] Particularly, a motor 5 is fixedly connected to the top of the top cover 2. One end of the output shaft of the motor 5 is fixed to the main shaft 6, and the motor 5 is used to drive the main shaft 6 to rotate.

[0029] It should be noted that a support frame is fixed to the bottom of the mixing barrel 1.

[0030] Working principle: When in use, the raw materials are put into the mixing barrel 1 through the feeding pipe 3, and then the motor 5 is started. The motor 5 drives the main shaft 6 to rotate. When the main shaft 6 rotates, it drives the driven gear 14 to rotate through the driving gear 12. The driven gear 14 drives the mounting shaft 13 to rotate. The mounting shaft 13 drives one of the first gears 15 and the second gear 16 to rotate. Under the action of the other first gear 15 and the second gear 16, the rotating sleeve 8 and the rotating shaft 9 rotate. When the rotating shaft 9 rotates, it drives the inclined stirring blade 10 to rotate. The stirring blade 10 pushes the raw materials at the bottom of the mixing barrel 1 upward. At the same time, when the rotating sleeve 8 rotates, it drives two dispersion shafts 18 to rotate through the cooperation of a plurality of bevel gears 19. The dispersion shafts 18 drive the dispersion rods 20 to mix and disperse the rising raw materials. When the main shaft 6 rotates, it also drives the scraper 7 to rotate. The scraper 7 pushes the raw materials at the edge of the mixing barrel 1 towards the middle, improving the mixing and dispersion effect.

[0031] In this application, the structures and connection relationships not described in detail are all prior arts, and their structures and principles are well-known technologies, so they will not be elaborated here.

[0032] The above is only a preferred specific embodiment of the present utility model, but the protection scope of the present utility model is not limited thereto. Any person skilled in the art within the technical scope disclosed by the present utility model, according to the technical solution and the inventive concept of the present utility model, making equivalent replacements or changes, shall be covered by the protection scope of the present utility model.

Claims

1. High-efficiency mixing and dispersing device for two-component matte polyester resin, comprising a mixing barrel (1), characterized in that, A top cover (2) is provided at the top of the mixing barrel (1). A cavity is provided inside the top cover (2). A penetrating main shaft (6) is rotatably connected between the top and the bottom of the top cover (2). A scraping plate (7) is fixedly connected to the bottom of the main shaft (6). Both scraping plates (7) are in contact with the inner wall of the mixing barrel (1). The scraping plates (7) are both inclined to push the raw materials at the edge towards the middle. A pair of dispersing mechanisms are provided at the bottom of the top cover (2). The dispersing mechanism includes a rotating sleeve (8). The rotating sleeve (8) rotatably penetrates through the bottom of the top cover (2). A penetrating rotating shaft (9) is rotatably connected inside the rotating sleeve (8). A plurality of inclined stirring blades (10) are fixedly connected to the bottom of the rotating shaft (9). An installation box (17) is fixedly connected to the bottom of the top cover (2). The rotating sleeve (8) rotatably penetrates through the installation box (17). Dispersing shafts (18) are rotatably connected to both sides of the installation box (17). Dispersing rods (20) are fixedly connected to one ends of the dispersing shafts (18). Bevel gears (19) are fixedly connected to the bottom of the rotating sleeve (8) and one ends of the dispersing shafts (18). The bevel gears (19) are all located inside the installation box (17) and are meshed with each other.

2. The high-efficiency mixing and dispersing device for two-component matting polyester resin according to claim 1, characterized in that, A driving gear (12) is fixedly connected to the circumference of the main shaft (6). Driving components for driving the rotating sleeve (8) and the rotating shaft (9) to rotate are provided on both sides of the driving gear (12). The driving component includes an installation shaft (13). A driven gear (14) is fixedly connected to the circumference of the installation shaft (13). The driven gear (14) is meshed with the driving gear (12). First gears (15) are fixedly connected to the circumferences of the installation shaft (13) and the rotating shaft (9). The two first gears (15) are meshed with each other. Second gears (16) are fixedly connected to the circumferences of the rotating sleeve (8) and the installation shaft (13). The two second gears (16) are meshed with each other.

3. The high-efficiency mixing and dispersing device for two-component matting polyester resin according to claim 1, wherein, A fixing sleeve (11) is fixedly connected between the plurality of stirring blades (10) on the circumference of the same rotating shaft (9).

4. The high-efficiency mixing and dispersing device for two-component matting polyester resin according to claim 1, wherein, At least one feed pipe (3) penetrating through is fixedly connected to the top of the top cover (2).

5. The high-efficiency mixing and dispersing device for two-component matting polyester resin according to claim 1, characterized in that, A discharge pipe (4) in communication is fixedly connected to the bottom of the mixing barrel (1). A control valve is installed on the circumference of the discharge pipe (4).

6. The high-efficiency mixing and dispersing device for two-component matting polyester resin according to claim 1, characterized in that, A motor (5) is fixedly connected to the top of the top cover (2). One end of the output shaft of the motor (5) is fixed to the main shaft (6).

7. The high-efficiency mixing and dispersing device for two-component matting polyester resin according to claim 1, characterized in that, A support frame is fixed to the bottom of the mixing barrel (1).

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