Waterborne polyurethane resin emulsifying kettle convenient for quantitative addition

Abstract

The utility model relates to the field of environment-friendly waterborne polyurethane resin, in particular to a waterborne polyurethane resin emulsifying kettle convenient for quantitative feeding, which comprises an emulsifying frame, a main body for mounting the emulsifying kettle, an emulsifying kettle body and an assembly for dispersing and stirring waterborne polyurethane resin, and an emulsifying cover is fixedly mounted above the emulsifying kettle body. The quantitative feeding device is provided with the feeding cavity, the feeding cylinder, the external pipeline, the quantitative pushing pipe, the three-way pipe, the first air cylinder, the quantitative feeding piston and the feeding pipe, the external pipeline of the feeding cylinder can be connected with a raw material conveying pipeline, so that raw materials enter the feeding cylinder firstly, the three-way pipe in the feeding cavity is rotated at the moment, and then the raw materials are fed into the feeding cylinder; the raw materials in the feeding barrel smoothly enter the feeding cavity, the first air cylinder with the set telescopic range drives the quantitative feeding piston to slide in the quantitative pushing pipe to generate suction force, and the raw materials in the feeding cavity are quantitatively pumped into the quantitative pushing pipe.

Description

TECHNICAL FIELD

[0001] The utility model relates to the field of environmental protection type waterborne polyurethane resin, concretely relates to a waterborne polyurethane resin emulsification kettle convenient for quantitative feeding. BACKGROUND

[0002] The environmental protection type waterborne polyurethane resin refers to the polyurethane with water as dispersion medium, is a new type environmental protection type high molecular material, and the waterborne polyurethane coating has higher solid content and good adhesion, is suitable for the coating of woodware, furniture and the like, simultaneously, due to its excellent weather resistance and chemical resistance, is also suitable for use in outdoor environment, and the waterborne polyurethane resin emulsification kettle is one of the key equipment for producing waterborne polyurethane resin, in the emulsification kettle, through the rotation of the stirring mechanism, strong shearing, impact and friction of material are generated in the kettle body, thereby realizing the emulsification and dispersion of material.

[0003] Through the search, the emulsification kettle for waterborne polyurethane resin production of a kind of of CN218688729U is specifically disclosed, the emulsification kettle for waterborne polyurethane resin production of the device, the kettle body is provided with transmission mechanism at the top, the transmission mechanism includes drive motor, first bevel gear, second bevel gear and third bevel gear, the first bevel gear is fixedly connected with the output end of drive motor, the second bevel gear and the third bevel gear are oppositely arranged and are engaged with the first bevel gear respectively, the kettle body is provided with shaft and sleeve inside, the second bevel gear and the third bevel gear of reverse rotation are fixedly connected with the shaft and the sleeve respectively, the first stirring frame and the second stirring frame are located inside the kettle body, the shaft and the sleeve rotate and drive the second stirring frame and the first stirring frame located inside the kettle body to rotate reversely, the reverse rotation of the first stirring frame and the second stirring frame can make stirring more fully, and the second stirring frame can scrape off the material attached to the inner wall of the kettle body in cooperation with the inner wall of the kettle body.

[0004] The existing waterborne polyurethane resin emulsification kettle lacks the capacity of convenient quantitative feeding during use, which requires manual feeding, so manual feeding and metering increase the operation complexity and error, and the amount of each feeding is inconsistent, thereby affecting the product quality, and the waterborne polyurethane resin emulsification kettle in the above comparative case also lacks the capacity of convenient quantitative feeding, so manual feeding and metering for a long time consume a lot of time, reduce production efficiency, and also limit the production capacity of the emulsification kettle.

[0005] Therefore, it is necessary to invent a waterborne polyurethane resin emulsification kettle convenient for quantitative feeding to solve the above problems. UTILITY MODEL CONTENTS

[0006] The utility model discloses a waterborne polyurethane resin emulsification kettle convenient to quantitative feeding, through feeding cavity, feeding cylinder, external pipeline, quantitative push pipe, three -way pipe, first air cylinder, quantitative feeding piston and feeding pipe realize that waterborne polyurethane resin emulsification kettle has the ability convenient to quantitative feeding, can accurate control the amount of each feeding, help to keep the stability and consistency of product quality, and the automatic feeding process reduces the steps and time of manual operation, improves the production capacity and efficiency of emulsification kettle, accurate quantitative feeding can reduce raw material waste and loss, can also reduce production cost and waste, so that the waterborne polyurethane resin emulsification kettle not only realizes the quantitative feeding of raw material, but also improves production efficiency, product quality and safety effect, to solve the waterborne polyurethane resin emulsification kettle in the prior art in the use process, because the lack of the ability convenient to quantitative feeding can lead to waterborne polyurethane resin emulsification kettle needing manual feeding, so manual feeding and metering increase the operation complexity and error, and the amount of each feeding is not consistent, thereby affecting product quality, and the waterborne polyurethane resin emulsification kettle in the above comparative case also lacks the ability convenient to quantitative feeding, so long -term manual feeding and metering can consume a lot of time, reduce production efficiency, and also limit the production capacity of emulsification kettle.

[0007] In order to realize the above object, the utility model provides the following technical scheme: a waterborne polyurethane resin emulsification kettle convenient to quantitative feeding, including emulsification frame, be used for installing the main part of emulsion kettle,

[0008] The emulsion kettle body is arranged in the inside of the emulsification frame, is used for the component for carrying out waterborne polyurethane resin dispersion stirring, and the upper portion of the emulsion kettle body is fixedly installed with the emulsion cover, the upper portion of the emulsification frame is fixedly installed with the feeding table, the upper portion of the feeding table is fixedly installed with the feeding cavity, and the upper portion of the feeding cavity is fixedly installed with the feeding cylinder.

[0009] The external pipeline is arranged at the top of the feeding cylinder and is used for conveying raw materials, one side of the outside of the feeding cavity is fixedly connected with the quantitative push pipe, the outside of the feeding cavity is fixedly provided with the reciprocating drive motor, the output end of the reciprocating drive motor is fixedly installed with the three-way pipe, the other end of the quantitative push pipe is fixedly installed with the first air cylinder, and the front end of the first air cylinder is fixedly installed with the quantitative feeding piston.

[0010] The feeding pipe is arranged at the other side of the outside of the feeding cavity and is used for conveying quantitative raw materials, and the other end of the feeding pipe is fixedly connected with the discharging push pipe, the upper portion of the discharging push pipe is fixedly installed with the fixed frame, the inside of the fixed frame is fixedly provided with the second air cylinder, the bottom end of the second air cylinder is fixedly installed with the push piston, and the bottom end of the discharging push pipe is fixedly connected with the emulsion cover.

[0011] Preferably, the tee pipe is rotatably connected with the adding cavity, and the quantitative pushing pipe is fixedly connected with the adding cavity.

[0012] Preferably, the quantitative adding piston is slidably connected with the quantitative pushing pipe, and the feeding pipe is fixedly connected with the adding cavity.

[0013] Preferably, a servo motor is fixedly arranged above the emulsification cover, an output end of the servo motor is fixedly connected with a shaft coupling, and a reaction stirring rod is fixedly connected with the bottom of the shaft coupling.

[0014] Preferably, a dispersing disc is fixedly connected with the bottom of the reaction stirring rod, and an outer stirring scraper is fixedly connected with the outer portion of the reaction stirring rod.

[0015] Preferably, an inner reaction barrel is fixedly connected with the inside of the emulsification kettle body, and an electric heating ring is sleeved with the outer portion of the inner reaction barrel.

[0016] In the above technical solution, the technical effect and advantages of the present application are provided:

[0017] The emulsification kettle body is provided with an adding cavity, a feeding cylinder, an external pipeline, a quantitative pushing pipe, a tee pipe, a first air cylinder, a quantitative adding piston and a feeding pipe, the external pipeline of the feeding cylinder can be connected with a raw material conveying pipeline, so that the raw material enters the feeding cylinder first, the tee pipe in the adding cavity is rotated to allow the raw material in the feeding cylinder to enter the adding cavity smoothly, the first air cylinder with a set telescopic range drives the quantitative adding piston to slide in the quantitative pushing pipe to generate suction force, the raw material in the adding cavity is quantitatively pumped into the quantitative pushing pipe, then the tee pipe is rotated again to allow the two openings of the tee pipe to be symmetrical, so that the adding cavity, the quantitative pushing pipe and the feeding pipe are unobstructed, the quantitative adding piston pushes the quantitatively pumped raw material into the feeding pipe and then into the discharging pushing pipe to complete the operation of quantitatively adding the raw material, the design allows the water-based polyurethane resin emulsification kettle to have the capability of facilitating quantitative adding, the amount of each feeding can be accurately controlled, the stability and consistency of product quality can be maintained, the automatic feeding process reduces the steps and time of manual operation, improves the production capacity and efficiency of the emulsification kettle, accurate quantitative feeding can reduce the waste and loss of raw materials, and can also reduce production cost and waste, so that the water-based polyurethane resin emulsification kettle not only realizes quantitative adding of raw materials, but also improves production efficiency, product quality and safety. BRIEF DESCRIPTION OF DRAWINGS

[0018] In order to more clearly illustrate the technical solutions in the embodiments of the present application or the prior art, the drawings needed in the embodiments will be briefly introduced below, and obviously, the drawings in the following description are only some embodiments described in the present application, and other drawings can also be obtained by those skilled in the art according to these drawings.

[0019] Figure 1 It is the whole structure schematic view of the utility model;

[0020] Figure 2 It is the feeding cylinder structure schematic view of the utility model;

[0021] Figure 3 It is the quantitative feeding piston structure schematic view of the utility model;

[0022] Figure 4 It is the push piston structure schematic view of the utility model;

[0023] Figure 5 It is the dispersion disc structure schematic view of the utility model.

[0024] Mark explanation:

[0025] 1, emulsion frame;2, emulsion kettle body;3, emulsion cover;4, feeding platform;5, feeding cavity;6, feeding cylinder;7, external pipeline;8, quantitative push pipe;9, reciprocating drive motor;10, tee;11, first cylinder;12, quantitative feeding piston;13, feeding pipe;14, discharging push pipe;15, fixed frame;16, second cylinder;17, push piston;18, servo motor;19, coupling;20, reaction stirring rod;21, dispersion disc;22, outer stirring scraper;23, inner reaction barrel;24, electric heating ring. Specific implementation

[0026] In order to make the technical personnel of the prior art better understand the technical scheme of the utility model, the utility model will be introduced further in detail below with the accompanying drawings.

[0027] The utility model provides a kind of waterborne polyurethane resin emulsion kettle of quantitative feeding for facilitating as shown in Figures 1-5 The utility model discloses a kind of waterborne polyurethane resin emulsion kettle of quantitative feeding for facilitating as shown in

[0028] Emulsion kettle body 2 is arranged in the inside of emulsion frame 1, is used for the component for carrying out waterborne polyurethane resin dispersion stirring, and the upper portion of emulsion kettle body 2 is fixedly installed with emulsion cover 3, the upper portion of emulsion frame 1 is fixedly installed with feeding platform 4, the upper portion of feeding platform 4 is fixedly installed with feeding cavity 5, and the upper portion of feeding cavity 5 is fixedly installed with feeding cylinder 6;

[0029] External pipeline 7 is arranged at the top of feeding cylinder 6, is used for conveying raw material, and one side outside feeding cavity 5 is fixedly connected with quantitative push pipe 8, and the outside of feeding cavity 5 is fixedly provided with reciprocating drive motor 9, and the output end of reciprocating drive motor 9 is fixedly installed with tee 10, and the other end of quantitative push pipe 8 is fixedly installed with first cylinder 11, and the front end of first cylinder 11 is fixedly installed with quantitative feeding piston 12;

[0030] The feeding pipe 13 is arranged on the other side of the outside of the adding cavity 5, and is used for conveying the quantitative raw materials. The other end of the feeding pipe 13 is fixedly connected with the discharging pushing pipe 14. The upper portion of the discharging pushing pipe 14 is fixedly installed with the fixing frame 15. The inside of the fixing frame 15 is fixedly provided with the second air cylinder 16. The bottom end of the second air cylinder 16 is fixedly installed with the pushing piston 17. The bottom end of the discharging pushing pipe 14 is fixedly connected with the emulsification cover 3. The three-way pipe 10 inside the adding cavity 5 is rotated. The raw materials in the feeding cylinder 6 are smoothly fed into the adding cavity 5. The first air cylinder 11 with the set telescopic range drives the quantitative adding piston 12 to slide in the quantitative pushing pipe 8 to generate suction force. The raw materials in the adding cavity 5 are quantitatively pumped into the quantitative pushing pipe 8. Then, the three-way pipe 10 is rotated again. The two openings of the three-way pipe 10 are symmetrical. The adding cavity 5, the quantitative pushing pipe 8 and the feeding pipe 13 are smooth. At this time, the quantitative adding piston 12 pushes the pumped quantitative raw materials into the feeding pipe 13 and into the discharging pushing pipe 14, thereby completing the operation of quantitatively adding raw materials.

[0031] As shown in Figure 1 , Figure 2 and Figure 3 , the three-way pipe 10 is rotatably connected with the adding cavity 5. The quantitative pushing pipe 8 is fixedly connected with the adding cavity 5. The three-way pipe 10 is rotated inside the adding cavity 5, thereby controlling the entering and pushing of the raw materials. The quantitative adding piston 12 is slidably connected with the quantitative pushing pipe 8. The feeding pipe 13 is fixedly connected with the adding cavity 5. The first air cylinder 11 with the set telescopic range drives the quantitative adding piston 12 to slide in the quantitative pushing pipe 8 to generate suction force. The raw materials in the adding cavity 5 are quantitatively pumped into the quantitative pushing pipe 8.

[0032] As shown in Figure 1 , Figure 4 and Figure 5 , the upper portion of the emulsification cover 3 is fixedly provided with the servo motor 18. The output end of the servo motor 18 is fixedly installed with the shaft coupling 19. The bottom portion of the shaft coupling 19 is fixedly connected with the reaction stirring rod 20. The servo motor 18 drives the reaction stirring rod 20 to rotate through the shaft coupling 19, thereby completing the high-speed dispersion and stirring of the raw materials. The bottom portion of the reaction stirring rod 20 is fixedly installed with the dispersion disc 21. The outside of the reaction stirring rod 20 is fixedly installed with the outer stirring scraper 22. The dispersion disc 21 and the outer stirring scraper 22 strengthen the overall stirring and emulsifying capacity of the water-based polyurethane resin emulsion kettle. The inside of the emulsion kettle body 2 is fixedly installed with the inner reaction barrel 23. The outside of the inner reaction barrel 23 is sleeved with the electric heating ring 24. The electric heating ring 24 can heat the raw materials in the inner reaction barrel 23 according to the use requirements of the raw materials, thereby meeting different emulsification requirements.

[0033] The utility model discloses a waterborne polyurethane resin emulsion kettle, which comprises a reaction kettle body, a feeding cylinder, a feeding cavity, a three-way pipe, a first cylinder, a quantitative feeding piston, a quantitative push pipe, a feeding pipe, a second cylinder, a push piston, an emulsification cover, a servo motor, a coupling, a reaction stirring rod, a dispersion disc and an outer stirring scraper, wherein the feeding cylinder is connected with the feeding cavity through a feeding pipe, the feeding cavity is connected with the three-way pipe through a push pipe, the three-way pipe is connected with the first cylinder through a push pipe, the first cylinder is connected with the quantitative push pipe through a push pipe, the quantitative push pipe is connected with the feeding pipe through a push pipe, the feeding pipe is connected with the second cylinder through a push pipe, the second cylinder is connected with the emulsification cover through a push pipe, the emulsification cover is connected with the reaction kettle body through a push pipe, the servo motor is connected with the coupling, the coupling is connected with the reaction stirring rod, the dispersion disc is arranged on the reaction stirring rod, and the outer stirring scraper is arranged on the reaction stirring rod.

[0034] The above has only described certain exemplary embodiments of the present application by way of illustration, and it is needless to say that the described embodiments can be modified in various ways without departing from the spirit and scope of the present application for those skilled in the art. Therefore, the above drawings and descriptions are illustrative in nature, and should not be understood as limiting the scope of protection of the claims of the present application.

Claims

1. A waterborne polyurethane resin emulsification kettle facilitating quantitative dosing, characterized in that: Comprising An emulsification frame (1) for installing the main body of the emulsification kettle; An emulsification kettle body (2) arranged inside the emulsification frame (1), used for components for waterborne polyurethane resin dispersion stirring, and an emulsification cover (3) is fixedly installed above the emulsification kettle body (2), a feeding table (4) is fixedly installed above the emulsification frame (1), a feeding cavity (5) is fixedly installed above the feeding table (4), and a feeding cylinder (6) is fixedly installed above the feeding cavity (5); An external pipeline (7) is arranged at the top of the feeding cylinder (6) for conveying raw materials, and a quantitative pushing pipe (8) is fixedly connected to one side outside the feeding cavity (5), a reciprocating drive motor (9) is fixedly arranged outside the feeding cavity (5), a three-way pipe (10) is fixedly installed at the output end of the reciprocating drive motor (9), a first air cylinder (11) is fixedly installed at the other end of the quantitative pushing pipe (8), and a quantitative feeding piston (12) is fixedly installed at the front end of the first air cylinder (11); A feeding pipe (13) is arranged on the other side outside the feeding cavity (5) for conveying a certain amount of raw materials, and a discharging pushing pipe (14) is fixedly connected to the other end of the feeding pipe (13), a fixing frame (15) is fixedly installed above the discharging pushing pipe (14), a second air cylinder (16) is fixedly arranged inside the fixing frame (15), a pushing piston (17) is fixedly installed at the bottom end of the second air cylinder (16), and the emulsification cover (3) is fixedly connected to the bottom end of the discharging pushing pipe (14).

2. The waterborne polyurethane resin emulsification kettle convenient for quantitative feeding according to claim 1, characterized in that: The three-way pipe (10) is rotatably connected to the feeding cavity (5), and the quantitative pushing pipe (8) is fixedly connected to the feeding cavity (5).

3. The waterborne polyurethane resin emulsion kettle convenient for quantitative feeding according to claim 1, characterized in that: The quantitative feeding piston (12) is slidably connected to the quantitative pushing pipe (8), and the feeding pipe (13) is fixedly connected to the feeding cavity (5).

4. The waterborne polyurethane resin emulsification kettle convenient for quantitative feeding according to claim 1, characterized in that: A servo motor (18) is fixedly arranged above the emulsification cover (3), a shaft coupling (19) is fixedly installed at the output end of the servo motor (18), and a reaction stirring rod (20) is fixedly connected to the bottom of the shaft coupling (19).

5. The waterborne polyurethane resin emulsion kettle convenient for quantitative feeding according to claim 4, characterized in that: A dispersion disc (21) is fixedly installed at the bottom of the reaction stirring rod (20), and an outer stirring scraper (22) is fixedly installed outside the reaction stirring rod (20).

6. The waterborne polyurethane resin emulsion kettle convenient for quantitative feeding according to claim 1, characterized in that: An inner reaction barrel (23) is fixedly installed inside the emulsification kettle body (2), and an electric heating ring (24) is sleeved outside the inner reaction barrel (23).

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