Bidirectional stirring device

Abstract

The bidirectional stirring device comprises a first stirring mechanism, a second stirring mechanism and a stirring barrel, the first stirring mechanism and the second stirring mechanism are both installed on the stirring barrel, the stirring direction of the first stirring mechanism is opposite to that of the second stirring mechanism, a feeding pipe is arranged at the top of the stirring barrel, a filtering structure is installed in the feeding pipe, and the filtering structure is connected with the stirring barrel. A discharge hole is formed in the bottom of the stirring barrel; the first stirring mechanism comprises a plurality of stirring blades and a first driving motor for driving the stirring blades to rotate, the plurality of stirring blades are arranged along the circumferential direction of the stirring shaft, the stirring blades are fixed on the stirring shaft, the stirring shaft is fixed on the first driving motor, and the first driving motor is fixed on the stirring barrel; the second stirring mechanism comprises a stirring frame and a second driving motor for driving the stirring frame to rotate, the stirring frame is connected with a connecting shaft, the connecting shaft is fixed to the second driving motor, and the second driving motor is fixed to the stirring barrel. According to the utility model, the color paste is bidirectionally stirred in opposite directions, so that the mixing uniformity of the color paste is ensured.

Description

Technical Field

[0001] This utility model belongs to the field of pigment mixing technology, and in particular relates to a bidirectional mixing device. Background Technology

[0002] Coloring of polymer materials such as plastics, rubber, and thermoplastic elastomers is indispensable in modern polymer processing. The use of color pastes can not only beautify the appearance of products, but also has other functions, such as making the colors easy to distinguish and improving the weather resistance and heat resistance of products. Color pastes are gradually becoming an indispensable raw material in industry.

[0003] During the processing, color pastes can be adjusted according to the required color and function. However, uneven adjustment can have a significant impact on product quality. Currently, color paste mixing is generally done using a mixer, but most mixers do not mix the color paste evenly in the mixing drum, and the raw materials cannot be mixed evenly. Utility Model Content

[0004] The main technical problem solved by this utility model is to provide a bidirectional stirring device that performs bidirectional stirring of the color paste in opposite directions to ensure the uniformity of the color paste mixing.

[0005] To solve the above-mentioned technical problems, the present invention adopts a technical solution as follows: a bidirectional stirring device, comprising a first stirring mechanism, a second stirring mechanism, and a stirring tank. The first stirring mechanism and the second stirring mechanism are both installed in the stirring tank, and the stirring directions of the first stirring mechanism and the second stirring mechanism are opposite. The top of the stirring tank is provided with a feed pipe, and the inside of the feed pipe is equipped with a filter structure. The bottom of the stirring tank is provided with a discharge port, thereby performing bidirectional stirring of the color paste in opposite directions to ensure the uniformity of the color paste mixing.

[0006] The first stirring mechanism includes a plurality of stirring blades and a first drive motor for driving the stirring blades to rotate. The plurality of stirring blades are arranged circumferentially along the stirring shaft, and the stirring blades are fixed to the stirring shaft. The stirring shaft is fixed to the first drive motor, and the first drive motor is fixed to the stirring tank.

[0007] The second stirring mechanism includes a stirring frame and a second drive motor that drives the stirring frame to rotate. The stirring frame is connected to a connecting shaft, the connecting shaft is fixed to the second drive motor, and the second drive motor is fixed to the stirring tank.

[0008] Furthermore, the stirring frame includes several stirring rods and connecting rods. The stirring rods are arranged vertically. The lower end of the stirring blade is connected to the connecting rod. The connecting rod is fixed to the bushing. The bushing is connected to the connecting shaft. The bushing is fitted onto the stirring shaft.

[0009] Furthermore, the stirring rod is provided with a guide surface, which gradually slopes outward from the stirring tank along the direction of rotation of the stirring rod.

[0010] Furthermore, the middle part of the stirring blade is recessed inward to form a U-shaped groove, and the U-shaped groove gradually tilts to both sides along the direction of rotation of the stirring shaft.

[0011] Furthermore, the bottom surface of the U-shaped groove is provided with a flow hole, and the arrangement of the U-shaped groove and the flow hole facilitates the mixing of the color paste.

[0012] Furthermore, the filter structure includes a vibrating plate and a filter frame. The feed pipe is equipped with a positioning post, the upper end of which passes through the spring and the vibrating plate. The upper end of the positioning post is connected to a nut. The vibrating plate has a feed inlet, and the inner circumferential protrusion of the feed inlet forms a support ring. The filter frame is installed at the feed inlet and is located above the support ring.

[0013] Furthermore, the filter frame has a filter screen at its bottom and a handle.

[0014] Furthermore, the vibrating plate is equipped with a vibrator, which drives the vibrating plate to vibrate, and the vibrating plate drives the filter frame to vibrate, thereby filtering out large particulate impurities in the pigment paste.

[0015] Furthermore, the discharge port is equipped with a valve.

[0016] Furthermore, the bottom of the mixing tank is provided with support feet.

[0017] The beneficial effects of this utility model are at least as follows:

[0018] This utility model includes a first stirring mechanism, a second stirring mechanism, and a stirring tank. The first stirring mechanism and the second stirring mechanism are both installed in the stirring tank. The stirring directions of the first stirring mechanism and the second stirring mechanism are opposite, thereby performing bidirectional stirring of the color paste in opposite directions to ensure the uniformity of the color paste mixing.

[0019] The stirring rod of this utility model is provided with a guide surface. The guide surface gradually tilts outward from the stirring tank along the direction of rotation of the stirring rod, so as to stir the pigment paste on the outside and guide the stirred pigment paste towards the stirring blade in the center, which is conducive to the mixing of pigment paste.

[0020] The stirring blade of this invention has a U-shaped groove formed by an inward indentation in the middle. The U-shaped groove gradually tilts to both sides along the direction of rotation of the stirring shaft. A flow hole is provided on the bottom surface of the U-shaped groove. The U-shaped groove and the flow hole facilitate the mixing of the color paste.

[0021] The filter structure of this utility model includes a vibrating plate and a filter frame. A positioning post is installed on the feed pipe. The upper end of the positioning post passes through the spring and the vibrating plate. The upper end of the positioning post is connected to a nut. The vibrating plate has a feed inlet. The inner circumferential protrusion of the feed inlet forms a support ring. The filter frame is installed at the feed inlet. The vibrator drives the vibrating plate to vibrate, and the vibrating plate drives the filter frame to vibrate, thereby filtering large particulate impurities in the pigment paste. This structure design also makes it easy to remove the filter frame for cleaning periodically. Attached Figure Description

[0022] Figure 1 This is a schematic diagram of the structure of this utility model;

[0023] Figure 2 This is a cross-sectional view of the present invention;

[0024] Figure 3 This is the utility model Figure 1 A magnified view of point A;

[0025] Figure 4 This is a schematic diagram of the structure of the stirring shaft and stirring blades of this utility model;

[0026] Figure 5 This is a schematic diagram of the structure of the stirring frame of this utility model;

[0027] Figure 6 This is a schematic diagram of the structure of the vibrating plate of this utility model;

[0028] The parts in the attached diagram are labeled as follows:

[0029] 1. Mixing tank; 11. Feed pipe; 12. Discharge port; 13. Support foot; 21. Mixing blade; 211. U-shaped groove; 212. Flow hole; 22. First drive motor; 23. Mixing shaft; 31. Second drive motor; 32. Connecting shaft; 33. Mixing rod; 331. Guide surface; 34. Connecting rod; 35. Bushing; 41. Vibrating plate; 411. Feed port; 412. Support ring; 42. Filter frame; 421. Filter screen; 422. Handle; 43. Positioning post; 44. Spring; 45. Nut. Detailed Implementation

[0030] The preferred embodiments of the present invention will now be described in detail with reference to the accompanying drawings, so that the advantages and features of the present invention can be more easily understood by those skilled in the art, thereby making a clearer and more definite definition of the scope of protection of the present invention.

[0031] Example: A two-way stirring device, such as Figure 2As shown, the system includes a first stirring mechanism, a second stirring mechanism, and a stirring tank 1. Both the first and second stirring mechanisms are mounted on the stirring tank 1, and their stirring directions are opposite. Figure 2 As shown, the top of the mixing tank 1 is provided with a feed pipe 11, the inside of the feed pipe 11 is equipped with a filter structure, and the bottom of the mixing tank 1 is provided with a discharge port 12.

[0032] The first stirring mechanism includes a plurality of stirring blades 21 and a first drive motor 22 for driving the stirring blades 21 to rotate. The plurality of stirring blades 21 are arranged circumferentially along the stirring shaft 23, and the stirring blades 21 are fixed to the stirring shaft 23. The stirring shaft 23 is fixed to the first drive motor 22, and the first drive motor 22 is fixed to the stirring tank 1.

[0033] The second stirring mechanism includes a stirring frame and a second drive motor 31 that drives the stirring frame to rotate. The stirring frame is connected to a connecting shaft 32, the connecting shaft 32 is fixed to the second drive motor 31, and the second drive motor 31 is fixed to the stirring tank 1.

[0034] In practice, both the stirring frame and the stirring blade are located inside the stirring tank, with the stirring frame located on the outer periphery of the stirring blade.

[0035] The stirring frame includes several stirring rods 33 and connecting rods 34. The stirring rods 33 are arranged vertically. The lower end of the stirring blade 21 is connected to the connecting rod 34. The connecting rod 34 is fixed to the bushing 35. The bushing 35 is connected to the connecting shaft 32. The bushing 35 is fitted onto the stirring shaft 23.

[0036] like Figure 5 As shown, the stirring rod 33 is provided with a guide surface 331, which gradually tilts outward from the stirring tank 1 along the direction of rotation of the stirring rod 33.

[0037] like Figure 4 As shown, the middle part of the stirring blade 21 is recessed inward to form a U-shaped groove 211, and the U-shaped groove 211 gradually tilts towards both sides along the direction of rotation of the stirring shaft 23.

[0038] The bottom surface of the U-shaped groove 211 is provided with a flow hole 212.

[0039] like Figure 3 As shown, the filter structure includes a vibrating plate 41 and a filter frame 42. A positioning post 43 is installed on the feed pipe 11. The upper end of the positioning post 43 passes through a spring 44 and the vibrating plate 41, and the upper end of the positioning post 43 is connected to a nut 45. Figure 6As shown, the vibrating plate 41 is provided with a feed inlet 411, and a support ring 412 is formed by the circumferential protrusion inside the feed inlet 411. The filter frame 42 is installed on the feed inlet 411 and is located above the support ring 412.

[0040] The bottom of the filter frame 42 is provided with a filter screen 421, and the filter frame 42 has a handle 422.

[0041] The vibrating plate 41 is equipped with a vibrator.

[0042] In practice, the first drive motor, the second drive motor, and the vibrator are all electrically connected to the controller.

[0043] The discharge port 12 is equipped with a valve.

[0044] The bottom of the mixing tank 1 is provided with support feet 13.

[0045] The working principle of this utility model is as follows: The color paste is poured into the filter frame, the vibrator drives the vibrating plate to vibrate, and the vibrating plate drives the filter frame to vibrate, thereby filtering out large particulate impurities in the color paste. After the color paste enters the mixing tank, the first drive motor drives the stirring blade to rotate, and the second drive motor drives the stirring rod to rotate. The color paste is stirred in opposite directions by the stirring blade and the stirring rod. After stirring for a certain period of time, the color paste is discharged from the outlet.

[0046] The above are merely embodiments of this utility model and do not limit the patent scope of this utility model. Any equivalent structural transformations made based on the description and drawings of this utility model, or direct or indirect applications in other related technical fields, are similarly included within the patent protection scope of this utility model.

Claims

1. A bidirectional stirring device, characterized by: The utility model provides a double -screw stirring device, including first stirring mechanism, second stirring mechanism and stirring barrel (1), first stirring mechanism and second stirring mechanism all are installed in stirring barrel, the stirring direction of first stirring mechanism and second stirring mechanism is opposite, the top of stirring barrel is equipped with feeding pipe (11), the inside installation of feeding pipe is equipped with filter structure, the bottom of stirring barrel is equipped with discharge gate (12), First stirring mechanism includes a plurality of pieces of stirring blade (21) and the first drive motor (22) of driving stirring blade rotation, a plurality of pieces of stirring blade are arranged along the circumference of stirring shaft (23), and the stirring blade is fixed to the stirring shaft, the stirring shaft is fixed to the first drive motor, and the first drive motor is fixed to the stirring barrel, Second stirring mechanism includes stirring frame and the second drive motor (31) of driving stirring frame rotation, the stirring frame is connected with connecting shaft (32), the connecting shaft is fixed to the second drive motor, and the second drive motor is fixed to the stirring barrel.

2. The bidirectional whisk of claim 1, wherein: The stirring frame includes a plurality of pieces of stirring rod (33) and connecting rod (34), a plurality of pieces of the stirring rod are arranged along the vertical direction, the lower end of the stirring blade is connected with the connecting rod, the connecting rod is fixed with the shaft sleeve (35), the shaft sleeve is connected with the connecting shaft, and the shaft sleeve is sleeved on the stirring shaft.

3. The bidirectional whisk of claim 2, wherein: The stirring rod is provided with a guide surface (331), and the guide surface gradually inclines to the outside of the stirring barrel along the direction of the stirring rod rotation.

4. The bidirectional whisk of claim 1, wherein: The middle part of the stirring blade is concave to form a U-shaped groove (211), and the U-shaped groove gradually inclines to both sides of the U-shaped groove along the direction of the stirring shaft rotation.

5. The bidirectional whisk of claim 4, wherein: The bottom surface of the U-shaped groove is provided with a flow hole (212).

6. The dual direction whisk of claim 1, wherein: The filter structure includes a vibrating plate (41) and a filter frame (42), the feeding pipe is provided with a positioning column (43), the upper end of the positioning column passes through a spring (44) and a vibrating plate, the upper end of the positioning column is connected with a nut (45), the vibrating plate is provided with a feeding port (411), the inside of the feeding port is convex to form a support ring (412), the filter frame is installed on the feeding port, and the filter frame is located above the support ring.

7. The bidirectional whisk of claim 6, wherein: The bottom of the filter frame is provided with a filter screen (421), and the filter frame has a handle (422).

8. The bidirectional whisk of claim 6, wherein: The vibrating plate is provided with a vibrator.

9. The dual direction whisk of claim 1, wherein: The discharge gate is provided with a valve.

10. The dual direction whisk of claim 1, wherein: The bottom of the stirring barrel is provided with a supporting leg (13).

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