Polyurethane stirring device

Abstract

The utility model relates to the field of stirring devices, and discloses a polyurethane stirring device which comprises a stirring frame used for fixing the stirring device, the top wall of the stirring frame is fixedly connected with a stirring barrel, one side of the top wall of the stirring frame is fixedly connected with a support, and the bottom wall of the support is fixedly connected with a pushing mechanism. The pushing mechanism is arranged between the stirring barrel and the support, the bottom wall of the pushing mechanism is fixedly connected with a stirring rod, the top of the stirring barrel is covered with a barrel cover, the barrel cover is provided with a through hole, the stirring rod penetrates through the through hole and extends into the stirring barrel, the pushing mechanism is fixedly connected with the motor, and the top end of the stirring rod is in transmission connection with the motor. The polyurethane stirring device has the following advantages and effects that by arranging the pushing mechanism, the polyurethane stirring effect is improved and the working efficiency is improved by utilizing a new structure in the scheme.

Description

Technical Field

[0001] The utility model relates to the field of stirring devices, and more specifically, to a stirring device for polyurethane. Background Art

[0002] Polyurethane has better stability, chemical resistance, resilience and mechanical properties than PVC foam materials, and has smaller compression deformation. It has good heat insulation, sound insulation, earthquake resistance and anti-toxic properties. Therefore, it is used as packaging, sound insulation and mixing materials. Hard polyurethane plastic is light, sound insulation, heat insulation, chemical resistance, good electrical properties, easy processing, and low water absorption. It is mainly used in construction, automobiles, aviation industry, and thermal insulation structural materials. The performance of polyurethane elastomer is between plastic and rubber, oil resistance, wear resistance, low temperature resistance, aging resistance, high hardness and elasticity. It is mainly used in the shoemaking industry and medical industry. Polyurethane can also be used to make adhesives, coatings, synthetic leather, etc.

[0003] At present, a Chinese patent with announcement number CN202962475U discloses a polyurethane stirring device, including a reactor, an inlet, an inlet valve, a discharge port, a discharge valve, a rotating shaft, a horizontal stirring paddle, a rotating device, a control switch, a rotating shaft one, a vertical stirring paddle, a rotating device one, and a control switch one. The inlet and the discharge port are located on both sides of the bottom of the reactor, the inlet valve and the discharge valve are respectively located above the inlet and the discharge port, one end of the rotating shaft is connected to the rotating device, and the other end enters the inner cavity of the reactor through the bottom of the reactor and is connected to the horizontal stirring paddle, one end of the rotating shaft one is connected to the rotating device one, and the other end enters the inner cavity of the reactor through the side surface below the reactor and is connected to the vertical stirring paddle, the control switch and the control switch one are respectively located on the rotating device and the rotating device one and control the operation of the rotating device and the rotating device one.

[0004] The existing stirring device can only stir the polyurethane at the bottom of the barrel when stirring it, and cannot stir it in all directions, resulting in a poor stirring effect. Utility Model Content

[0005] In view of the deficiencies in the prior art, the utility model provides a polyurethane stirring device, which improves the polyurethane stirring effect and improves the work efficiency by arranging a pushing mechanism.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical scheme: a polyurethane stirring device, comprising a stirring frame for fixing the stirring device, the top wall of the stirring frame is fixedly connected to a stirring barrel, one side of the top wall of the stirring frame is fixedly connected to a bracket, the bottom wall of the bracket is fixedly connected to a pushing mechanism, the pushing mechanism is arranged between the stirring barrel and the bracket, the bottom wall of the pushing mechanism is fixedly connected to a stirring rod, the top of the stirring barrel is covered with a barrel cover, the barrel cover is provided with a through hole, the stirring rod passes through the through hole into the stirring barrel, the pushing mechanism is fixedly connected to a motor, and the top end of the stirring rod is transmission connected to the motor.

[0007] By adopting the above technical solution, polyurethane is put into the mixing barrel, the barrel cover is closed, and the motor drives the stirring rod to stir the polyurethane in the mixing barrel. As the pushing mechanism pushes the stirring rod, the polyurethane in the mixing barrel can be better stirred and mixed more evenly, thereby improving the polyurethane stirring effect and improving work efficiency.

[0008] The utility model is further configured as follows: the pushing mechanism includes a cylinder and a push plate, the bottom wall of the bracket is fixedly connected to the cylinder, the movable end of the cylinder is fixedly connected to the push plate, one end of the stirring rod is fixedly connected to the push plate, and the other end of the stirring rod passes through the barrel cover and extends to the stirring barrel.

[0009] By adopting the above technical solution, the push-out movable end of the cylinder drives the push plate to move toward the mixing barrel, so that the stirring rod stirs the bottom of the mixing barrel, and then the movable end of the cylinder is retracted to drive the stirring rod to be recovered, so that the stirring rod stirs the upper part of the mixing barrel, thereby improving the stirring effect.

[0010] The utility model is further configured as follows: there are two cylinders, which are respectively arranged at two ends of the push plate to keep the push plate stable.

[0011] By adopting the above technical solution and arranging two cylinders, the push plate can be pushed better, so that the stirring rod can stir the polyurethane more evenly.

[0012] The utility model is further configured as follows: a stirring blade is arranged on the outer wall of the stirring rod, and the stirring blade is inclined downward away from the other end of the stirring rod.

[0013] By adopting the above technical solution, by providing a stirring blade and extending it toward the stirring barrel, the contact surface becomes larger during stirring, and the stirring effect is better.

[0014] The utility model is further configured as follows: a plurality of stirring blades are arranged on the longitudinal circumference of the stirring rod.

[0015] By adopting the above technical solution, a plurality of stirring blades are arranged in a circle, so that the stirring surface is made larger and the stirring effect is further enhanced.

[0016] The utility model is further configured as follows: a feed port is provided on the top of the mixing barrel, a discharge port is provided on the bottom of the mixing barrel, and the feed port and the discharge port are connected to a sealing cover.

[0017] By adopting the above technical solution and arranging the feed port and the discharge port, materials can be added and discharged even when the stirring barrel cover is closed, thereby improving work efficiency.

[0018] The utility model is further configured as follows: the cross section of the mixing barrel is circular.

[0019] By adopting the above technical solution and setting a circular mixing barrel, there is no dead angle, which can achieve better mixing and convenient discharging.

[0020] The utility model is further configured to include a vacuum extractor, which is fixedly connected to the top wall of the barrel cover.

[0021] By adopting the above technical solution and arranging a vacuum extractor, the mixing barrel is vacuum stirred to make the polyurethane more mixed and more uniform.

[0022] In summary, the utility model has the following beneficial effects:

[0023] Put the polyurethane into the mixing barrel, close the barrel cover, and the motor drives the stirring rod to stir the polyurethane in the mixing barrel. As the pushing mechanism pushes the stirring rod, the polyurethane in the mixing barrel can be better stirred and mixed more evenly, thereby improving the polyurethane stirring effect and improving work efficiency.

[0024] The push-out movable end of the cylinder drives the push plate to move toward the mixing barrel, so that the stirring rod moves to the bottom of the mixing barrel for stirring, and then the movable end of the cylinder is retracted to drive the stirring rod to be recovered, so that the stirring rod moves to the upper part of the mixing barrel for stirring, thereby improving the stirring effect.

[0025] By setting up two cylinders, the push plate can be pushed better, so that the stirring rod can stir the polyurethane more evenly. BRIEF DESCRIPTION OF THE DRAWINGS

[0026] Figure 1 It is a three-dimensional diagram of the utility model;

[0027] Figure 2 It is a cross-sectional view of the utility model.

[0028] Figure numerals: 1, stirring frame; 2, stirring barrel; 3, feed port; 4, discharge port; 5, sealing cover; 6, barrel cover; 7, through hole; 8, vacuum extractor; 9, bracket; 10, pushing mechanism; 101, cylinder; 102, push plate; 11, motor; 12, stirring rod; 13, stirring blade. Implementation

[0029] See attached Figure 1-2 The utility model is further described.

[0030] like Figure 1-Figure 2 As shown, a stirring device for polyurethane includes a stirring frame 1 for fixing the stirring device, and a stirring barrel 2 is fixedly connected to the top wall of the stirring frame 1. The cross section of the stirring barrel 2 is circular, which can be better stirred and convenient for discharging. A feed port 3 is provided on the top of the stirring barrel 2, and a discharge port 4 is provided on the bottom of the stirring barrel 2. The feed port 3 and the discharge port 4 are connected to a sealing cover 5. When the stirring barrel 2 is covered, materials can also be added and discharged, thereby improving work efficiency. A barrel cover 6 is covered on the top of the stirring barrel 2, and the barrel cover 6 is provided with a through hole 7. A vacuum extractor 8 is welded on the top wall of the barrel cover 6 to perform vacuum stirring on the stirring barrel 2 to make the polyurethane more mixed and uniform.

[0031] A bracket 9 is fixedly connected to one side of the top wall of the stirring frame 1 , and the bracket 9 is in an “L” shape. A pushing mechanism 10 is welded to the bottom wall of the bracket 9 , and the pushing mechanism 10 is arranged between the stirring barrel 2 and the bracket 9 .

[0032] The pushing mechanism 10 includes a cylinder 101 and a push plate 102. One end of the cylinder 101 is fixedly connected to the bottom wall of the bracket 9 toward the stirring frame 1 by screws. The cylinder 101 has two movable ends welded to the two ends of the push plate 102. A motor 11 is welded at the center of the top wall of the push plate 102. A stirring rod 12 is arranged on the bottom wall of the push plate 102. One end of the stirring rod 12 is connected to the motor 11 in a transmission manner, and the other end of the stirring rod 12 extends into the stirring barrel 2 through the through hole 7. A stirring blade 13 is arranged on the outer wall of the stirring rod 12. The stirring blade 13 is tilted downward away from the other end of the stirring rod 12, and a plurality of stirring blades 13 are arranged on the longitudinal circumference of the stirring rod 12.

[0033] When in use, open the barrel cover 6, put the polyurethane into the mixing barrel 2, cover the barrel cover 6, and the vacuum extractor 8 extracts the air in the mixing barrel 2. The motor 11 drives the stirring rod 12 to stir the polyurethane in the mixing barrel 2, and the cylinder 101 pushes out the movable end, so that the push plate 102 drives the stirring rod 12 to push to the bottom of the mixing barrel 2 to stir the polyurethane at the bottom of the mixing barrel 2, and the cylinder 101 retracts the movable end, so that the push plate 102 drives the stirring rod 12 to retract to the top of the mixing barrel 2. The cylinder 101 controls the movable end back and forth, so that the stirring rod 12 can better stir the polyurethane in the mixing barrel 2, mix more evenly, improve the polyurethane stirring effect, and improve work efficiency. When polyurethane material needs to be added during the stirring process, it can be added through the feed port 3. After the stirring work is completed, the material can be easily drawn out of the mixing barrel 2 by opening the discharge port 4.

[0034] The above is only a preferred embodiment of the present invention. The protection scope of the present invention is not limited to the above embodiments. All technical solutions under the concept of the present invention belong to the protection scope of the present invention. It should be pointed out that for ordinary technicians in this technical field, some improvements and modifications without departing from the principle of the present invention should also be regarded as the protection scope of the present invention.

Claims

1. A polyurethane stirring device, comprising a stirring frame (1) for fixing the stirring device, characterized in that: The top wall of the stirring frame (1) is fixedly connected to a stirring barrel (2); a bracket (9) is fixedly connected to one side of the top wall of the stirring frame (1); a pushing mechanism (10) is fixedly connected to the bottom wall of the bracket (9); the pushing mechanism (10) is arranged between the stirring barrel (2) and the bracket (9); a stirring rod (12) is fixedly connected to the bottom wall of the pushing mechanism (10); a barrel cover (6) is covered on the top of the stirring barrel (2); the barrel cover (6) is provided with a through hole (7); the stirring rod (12) passes through the through hole (7) into the stirring barrel (2); the pushing mechanism (10) is fixedly connected to a motor (11); and the top end of the stirring rod (12) is drivingly connected to the motor (11).

2. A polyurethane stirring device according to claim 1, characterized in that: The pushing mechanism (10) comprises a cylinder (101) and a pushing plate (102); the bottom wall of the bracket (9) is fixedly connected to the cylinder (101); the movable end of the cylinder (101) is fixedly connected to the pushing plate (102); one end of the stirring rod (12) is fixedly connected to the pushing plate (102); the other end of the stirring rod (12) passes through the barrel cover (6) and extends toward the stirring barrel (2).

3. A polyurethane stirring device according to claim 2, characterized in that: There are two cylinders (101), which are respectively arranged at two ends of the push plate (102) to keep the push plate (102) stable.

4. A polyurethane stirring device according to claim 1, characterized in that: The outer wall of the stirring rod (12) is provided with a stirring blade (13), and the other end of the stirring blade (13) away from the stirring rod (12) is inclined downward.

5. A polyurethane stirring device according to claim 4, characterized in that: A plurality of stirring blades (13) are arranged on the longitudinal circumference of the stirring rod (12).

6. A polyurethane stirring device according to claim 1, characterized in that: The top of the mixing barrel (2) is provided with a feed inlet (3), and the bottom of the mixing barrel (2) is provided with a discharge port (4), and the feed inlet (3) and the discharge port (4) are connected to a sealing cover (5).

7. A polyurethane stirring device according to claim 1, characterized in that: The cross section of the stirring barrel (2) is circular.

8. A polyurethane stirring device according to claim 1, characterized in that: It also includes a vacuum extractor (8), which is fixedly connected to the top wall of the barrel cover (6).

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