Paint additive negative pressure feeding and stirring mechanism

Abstract

The utility model discloses a coating additive negative pressure feeding and stirring mechanism which comprises a support, a cylinder body, a driving motor, a stirring shaft, a plurality of induced draft fans and a plurality of material storage boxes, the cylinder body is arranged on the support in the longitudinal direction, the driving motor is arranged on the top of the cylinder body, and the stirring shaft is arranged on the top of the cylinder body. The stirring shaft is longitudinally arranged in the barrel, the upper end of the stirring shaft is in transmission connection with the driving motor, a plurality of stirring paddles are arranged on the stirring shaft at intervals, the induced draft fans are arranged on one side of the barrel, the storage boxes are arranged on one side of the rack, one end of each induced draft fan is connected with the corresponding storage box through a feeding pipe, and the other end of each induced draft fan is connected with the corresponding storage box through a discharging pipe. And the other end is connected with the barrel through a discharge pipe. The stirring shaft is driven by the driving motor to rotate at a high speed in the cylinder body, materials in the cylinder body are mixed and stirred through the stirring paddle, and auxiliaries in the storage box are sucked into the cylinder body through the induced draft fan, so that simultaneous feeding of various auxiliaries can be realized, the feeding efficiency is improved, dust leakage can be avoided, and the labor intensity of workers is reduced. And the workshop production environment is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of coating production, in particular to a coating additive negative pressure feeding and stirring mechanism. Background Art

[0002] During the production process of coatings, resins, pigments, fillers, additives and other substances need to be added to the solvent in specific proportions, stirred and mixed thoroughly, and finally a coating with stable performance is obtained.

[0003] Existing paint mixing and stirring equipment, such as the rapid paint mixing and stirring device disclosed in Patent CN221015801U, uses a servo motor and gear train to rotate a stirring rod, mixing and stirring the paint raw materials within a cylinder. However, this cylinder is equipped with only one feed hopper. Since many additives need to be added, most of which are in granular or powdered form, adding them through a single feed hopper is inefficient and cannot simultaneously add multiple additives. Furthermore, the addition process easily generates dust, polluting the workshop environment. Therefore, improvements are needed. Utility Model Content

[0004] In order to solve the above technical problems, the utility model discloses a negative pressure feeding and stirring mechanism for coating additives, comprising a bracket, a cylinder, a driving motor, a stirring shaft, multiple induced draft fans and multiple storage boxes, the cylinder is longitudinally arranged on the bracket, the driving motor is arranged on the top of the cylinder, the stirring shaft is longitudinally arranged inside the cylinder and the upper end is transmission-connected to the driving motor, multiple stirring paddles are arranged at intervals on the stirring shaft, multiple induced draft fans are arranged on one side of the cylinder, multiple storage boxes are arranged on one side of the frame, one end of the induced draft fan is connected to the storage box through a feed pipe, and the other end is connected to the cylinder through a discharge pipe, a feed port is provided on one side of the top of the cylinder, and a discharge port is provided at the bottom.

[0005] Furthermore, a cover is provided on the top of the storage box, one end of the cover is rotatably connected to the storage box through a hinge, and the other end is movably connected to the outer wall of the storage box through a buckle.

[0006] Furthermore, a funnel-shaped suction cover is provided at the end of the feed pipe located inside the storage box.

[0007] Furthermore, a pneumatic butterfly valve is provided at the discharge port.

[0008] Furthermore, the bottom of the cylinder is a conical structure.

[0009] Compared with the prior art, the beneficial effects of the present invention are:

[0010] The negative-pressure feeding and stirring mechanism of the coating assistant of the present utility model drives the stirring shaft to rotate at a high speed inside the cylinder body through a driving motor, mixes and stirs the materials inside the cylinder body through the stirring paddle, and attracts the assistant in the storage tank into the cylinder body through an induced draft fan, which can realize the simultaneous feeding of multiple assistants, improve the feeding efficiency, and can avoid the leakage of dust, improving the workshop production environment. Brief Description of the Drawings

[0011] In order to more clearly illustrate the technical solutions in the embodiments of the present utility model, the following will briefly introduce the drawings required to be used in the embodiments. Obviously, the drawings described below are only some embodiments of the present utility model. For those of ordinary skill in the art, without creative efforts, other drawings can also be obtained based on these drawings.

[0012] Figure 1 It is the overall structure schematic diagram of the present utility model;

[0013] Figure 2 It is the partial structure cross-sectional view of the present utility model.

[0014] Reference Signs:

[0015] 1 - Bracket, 2 - Cylinder Body, 21 - Feed Inlet, 22 - Discharge Outlet, 23 - Pneumatic Butterfly Valve, 3 - Driving Motor, 4 - Stirring Shaft, 5 - Induced Draft Fan, 6 - Storage Tank, 61 - Cover Plate, 62 - Hinge, 63 - Buckle, 7 - Stirring Paddle, 8 - Feed Pipe, 81 - Suction Hood, 9 - Discharge Pipe. Detailed Embodiment

[0016] The following will clearly and completely describe the technical solutions in the embodiments of the present utility model in conjunction with the drawings in the embodiments of the present utility model. Obviously, the described embodiments are only some embodiments of the present utility model, rather than all embodiments.

[0017] It should be noted that all directional indications (such as up, down, left, right, front, back...) in the embodiments of the present utility model are only used to explain the relative position relationship and movement conditions between components in a specific posture (as shown in the drawings). If the specific posture changes, the directional indications will also change accordingly.

[0018] In the description of the embodiments, unless otherwise clearly specified and limited, terms such as "set" and "connected" should be understood in a broad sense. For example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be directly connected, or connected through an intermediate medium, or the internal communication of two components. For those of ordinary skill in the art, the specific meanings of the above terms in the present utility model can be understood according to specific situations.

[0019] As Figure 1-2 shown, the negative pressure feeding and stirring mechanism of the coating assistant in this embodiment includes a bracket 1, a cylinder 2, a driving motor 3, a stirring shaft 4, a plurality of induced draft fans 5 and a plurality of storage bins 6. The cylinder 2 is longitudinally arranged on the bracket 1. The driving motor 3 is arranged on the top of the cylinder 2. The stirring shaft 4 is longitudinally arranged inside the cylinder 2 and is drivingly connected to the driving motor 3 at the upper end. A plurality of stirring paddles 7 are arranged at intervals on the stirring shaft 4. The driving motor 3 drives the stirring shaft 4 to rotate at a high speed, so as to stir and mix the materials inside the cylinder 2 through the stirring paddles 7.

[0020] One side of the top of the cylinder 2 is provided with a feed inlet 21, and the bottom is provided with a discharge outlet 22. A pneumatic butterfly valve 23 is arranged at the discharge outlet 22. The bottom of the cylinder 2 is of a conical structure; solvents can be conveyed into the cylinder 2 through the feed inlet 21, and the stirred materials are discharged from the discharge outlet 22.

[0021] A plurality of induced draft fans 5 are arranged on one side of the cylinder 2, and a plurality of storage bins 6 are arranged on one side of the frame 1. One end of the induced draft fan 5 is connected to the storage bin 6 through a feed pipe 8, and the other end is connected to the cylinder 2 through a discharge pipe 9. The top of the storage bin 6 is provided with a cover plate 61. One end of the cover plate 61 is rotatably connected to the storage bin 6 through a hinge 62, and the other end is movably connected to the outer wall of the storage bin 6 through a buckle 63, and the cover plate 61 is not hermetically connected to the storage bin 6, so that the air flow inside and outside the storage bin 6 can circulate during material suction.

[0022] When the induced draft fan 5 works, it makes the feed pipe 8 generate negative pressure, attracts the assistant inside the storage bin 6 into the cylinder 2. A funnel-shaped suction hood 81 is also arranged at the end of the feed pipe 8 inside the storage bin 6 to better attract the assistant.

[0023] Each storage bin 6 can hold different assistants, which can realize the simultaneous feeding of multiple assistants, improve the feeding efficiency, and can avoid dust leakage, improving the workshop production environment.

[0024] The above are only the preferred embodiments of the present invention and are not intended to limit the present invention. Any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention shall be included in the protection scope of the present invention. In addition, the technical solutions between the various embodiments can be combined with each other, but it must be based on the fact that those skilled in the art can realize it; when the combination of technical solutions appears to be contradictory or unable to be realized, it should be considered that such a combination of technical solutions does not exist and is not within the protection scope required by the present invention.

Claims

1. A negative-pressure feeding and stirring mechanism for coating additives, characterized in that: It includes a bracket, a cylinder body, a driving motor, a stirring shaft, a plurality of induced draft fans and a plurality of storage bins. The cylinder body is longitudinally arranged on the bracket. The driving motor is arranged at the top of the cylinder body. The stirring shaft is longitudinally arranged inside the cylinder body and is in transmission connection with the driving motor at the upper end. A plurality of stirring paddles are arranged at intervals on the stirring shaft. A plurality of the induced draft fans are arranged on one side of the cylinder body. A plurality of the storage bins are arranged on one side of the frame. One end of the induced draft fan is connected to the storage bin through a feed pipe, and the other end is connected to the cylinder body through a discharge pipe. An inlet is arranged on one side of the top of the cylinder body, and an outlet is arranged at the bottom.

2. The negative-pressure feeding and stirring mechanism for coating additives according to claim 1, wherein: A cover plate is arranged on the top of the storage bin. One end of the cover plate is rotatably connected to the storage bin through a hinge, and the other end is movably connected to the outer wall of the storage bin through a buckle.

3. The negative-pressure feeding and stirring mechanism for coating additives according to claim 1, wherein: A funnel-shaped suction hood is further arranged at the end of the feed pipe inside the storage bin.

4. The negative pressure feeding and stirring mechanism for coating additives according to claim 1, characterized in that: A pneumatic butterfly valve is arranged at the outlet.

5. The negative pressure feeding and stirring mechanism for coating additives according to claim 1, characterized in that: The bottom of the cylinder body is of a conical structure.

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