Mixing equipment capable of adjusting mixing and stirring speed for preparing polyurethane

Abstract

The utility model belongs to the technical field of polyurethane preparation, and particularly relates to mixing equipment capable of adjusting the mixing and stirring speed for preparing polyurethane, which comprises a shell, the device comprises a shell, a cover plate, a motor, a transmission bevel gear, an auxiliary bevel gear, a stirring rod, a feeding barrel and a material limiting plate, the cover plate is movably connected to the top of the shell, the motor is fixedly connected to the top of the cover plate, the transmission bevel gear is fixedly connected to the right side of an output shaft of the motor, and the auxiliary bevel gear is rotationally connected to the top of the cover plate; according to the automatic feeding device, through cooperation of the motor, the stirring rod and the material limiting plate, auxiliary materials are controlled to automatically enter the outer shell according to use requirements, the auxiliary materials can be automatically fed into the outer shell, and the automatic feeding of the auxiliary materials is achieved. And the mixing speed can be adjusted according to the use requirements, so that the mixing device has good practicability.

Description

Technical Field

[0001] The utility model relates to the technical field of polyurethane preparation, in particular to a mixing device capable of adjusting the mixing and stirring speed of polyurethane preparation. Background Art

[0002] As a polymer material with high strength, tear resistance, wear resistance and other characteristics, polyurethane resin is widely used in daily life, industrial and agricultural production, medicine and other fields, such as for aviation, railway, construction, sports, etc.; for surface finishing of wooden furniture and metals; for heat insulation, cold insulation and heat preservation of storage tanks, pipelines, cold storages, beer, fermentation tanks, fresh-keeping barrels, adiabatic waterproofing of building houses, and also for prefabricated polyurethane plates; can be used to manufacture plastic products, wear-resistant synthetic rubber products, synthetic fibers, rigid and soft foam plastic products, adhesives and coatings, etc.; for surface coating of various wooden utensils, chemical equipment, telecommunications equipment and instruments, and various means of transportation.

[0003] In the existing polyurethane mixing and stirring equipment for preparation, during actual use, usually the main materials for preparing polyurethane are poured into the stirring equipment, then the auxiliary materials are manually put in, and then the main materials and auxiliary materials are mixed by the rotation of the stirring rod. This method has a poor mixing effect and a long mixing time for the main materials and auxiliary materials, and it is not convenient to adjust the mixing speed according to the usage requirements, resulting in inconvenience during use. Therefore, we propose a mixing device capable of adjusting the mixing and stirring speed of polyurethane preparation to solve the above-mentioned problems. Summary of the Utility Model

[0004] The purpose of the utility model is to solve the disadvantages in the prior art that during actual use, usually the main materials for preparing polyurethane are poured into the stirring equipment, then the auxiliary materials are manually put in, and then the main materials and auxiliary materials are mixed by the rotation of the stirring rod. This method has a poor mixing effect and a long mixing time for the main materials and auxiliary materials, and it is not convenient to adjust the mixing speed according to the usage requirements, resulting in inconvenience during use, and to propose a mixing device capable of adjusting the mixing and stirring speed of polyurethane preparation.

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

[0006] A mixing device capable of adjusting the mixing and stirring speed of polyurethane preparation, comprising

[0007] a housing;

[0008] A cover plate, a motor, a driving bevel gear, an auxiliary bevel gear, a stirring rod, a feeding bucket and a material limiting plate. The cover plate is movably connected to the top of the housing. The motor is fixedly connected to the top of the cover plate. The driving bevel gear is fixedly connected to the right side of the output shaft of the motor. The auxiliary bevel gear is rotatably connected to the top of the cover plate, and the driving bevel gear meshes with the auxiliary bevel gear. The feeding bucket is fixedly connected to the top of the cover plate and penetrates through the cover plate. The material limiting plate penetrates through the feeding bucket, and the left side of the material limiting plate extends to the outside of the feeding bucket;

[0009] A limiting mechanism, which is connected to the material limiting plate and is used to drive the material limiting plate to move horizontally.

[0010] As a preferred solution of the present utility model, the limiting mechanism includes: a runner, a vertical rod of a sliding frame, a pull rod and a sliding plate;

[0011] The runner is fixedly connected to the right side of the driving bevel gear. The sliding frame is slidably connected to the outer wall of the runner. The vertical rod is fixedly connected to the bottom of the sliding frame. The pull rod is rotatably connected to the front side of the vertical rod. The sliding plate is slidably connected to the top of the cover plate. The front side of the sliding plate is rotatably connected to the rear side of the pull rod. The right side of the sliding plate is fixedly connected to the left side of the material limiting plate.

[0012] As a preferred solution of the present utility model, a vertical plate is fixedly connected to the top of the cover plate, and the left side of the vertical rod is slidably connected to the right side of the vertical plate.

[0013] As a preferred solution of the present utility model, a spring is fixedly connected to the right side of the vertical plate, and the right side of the spring is fixedly connected to the left side of the sliding plate.

[0014] As a preferred solution of the present utility model, sealing rings are fixedly connected to both the top and the bottom of the cover plate. The number of the sealing rings is two, and the inner walls of the two sealing rings are rotatably connected to the outer wall of the stirring rod.

[0015] As a preferred solution of the present utility model, a support frame is fixedly connected to the top of the cover plate, and the inner wall of the support frame is fixedly connected to the outer wall of the feeding bucket.

[0016] Beneficial effects:

[0017] 1. The motor can conveniently drive the stirring rod to rotate and drive the limiting mechanism. By rotating the stirring rod, it is convenient to mix the main material and the auxiliary material. The limiting mechanism can drive the material limiting plate to reciprocate horizontally, so as to control the intermittent entry of the auxiliary material in the feeding bucket into the housing, making the main material and the auxiliary material fully mixed.

[0018] 2. The rotation of the rotating wheel drives the sliding frame to slide up and down. When the sliding frame slides, it drives the vertical rod to move up and down. When the vertical rod moves up, it pulls the pull rod. At this time, the movement of the pull rod drives the sliding plate to move leftward. Then the sliding plate drives the material limiting plate to move horizontally and separate from the feeding bucket, so that the auxiliary materials in the feeding bucket enter the housing.

[0019] In this utility model, through the cooperation of the motor, the stirring rod and the material limiting plate, it realizes the effect of automatically controlling the auxiliary materials to enter the housing according to the usage requirements, so that the main materials and the auxiliary materials can be fully mixed. The mixing speed can be adjusted according to the usage requirements, and it has good practicability. Brief Description of the Drawings

[0020] Figure 1 It is the front view of this utility model;

[0021] Figure 2 It is the front view sectional view of this utility model;

[0022] Figure 3 It is the structural schematic diagram of part A in the appendix of this utility model; Figure 2 of this utility model;

[0023] Figure 4 It is the three-dimensional view of the sliding frame, the vertical rod and the pull rod of this utility model.

[0024] In the figure: 1. Housing; 2. Cover plate; 3. Motor; 4. Driving bevel gear; 5. Auxiliary bevel gear; 6. Stirring rod; 7. Feeding bucket; 8. Rotating wheel; 9. Sliding frame; 10. Vertical rod; 11. Pull rod; 12. Sliding plate; 13. Spring; 14. Material limiting plate. Detailed Embodiment

[0025] Next, the technical solutions in the embodiments of the present utility model will be clearly and completely described in conjunction with the drawings in the embodiments of the present utility model. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all of the embodiments.

[0026] Embodiment

[0027] Refer to Figures 1-4 , a mixing device capable of adjusting the mixing speed for preparing polyurethane, including

[0028] housing 1;

[0029] The cover plate 2, the motor 3, the transmission bevel gear 4, the auxiliary bevel gear 5, the stirring rod 6, the feeding bucket 7 and the limiting plate 14, the cover plate 2 is movably connected to the top of the shell 1, the motor 3 is fixedly connected to the top of the cover plate 2, the transmission bevel gear 4 is fixedly connected to the right side of the output shaft of the motor 3, the auxiliary bevel gear 5 is rotatably connected to the top of the cover plate 2, and the transmission bevel gear 4 is meshed with the auxiliary bevel gear 5, the feeding bucket 7 is fixedly connected to the top of the cover plate 2, and the feeding bucket 7 passes through the cover plate 2, the limiting plate 14 passes through the feeding bucket 7, and the left side of the limiting plate 14 extends to the outside of the feeding bucket 7;

[0030] The limiting mechanism is connected to the limiting plate 14 and is used to drive the limiting plate 14 to move laterally.

[0031] By means of the above mechanism: the motor 3 can conveniently drive the stirring rod 6 to rotate and drive the limiting mechanism, and the main material and the auxiliary material can be conveniently mixed by rotating the stirring rod 6. The limiting mechanism can drive the limiting plate 14 to move back and forth horizontally, thereby controlling the auxiliary material in the feeding bucket 7 to intermittently enter the outer shell 1, so that the main material and the auxiliary material are fully mixed.

[0032] As a preferred solution of the utility model, the limiting mechanism includes: a rotating wheel 8, a sliding frame 9, a vertical rod 10, a pulling rod 11 and a sliding plate 12; the rotating wheel 8 is fixedly connected to the right side of the transmission bevel gear 4, the sliding frame 9 is slidably connected to the outer wall of the rotating wheel 8, the vertical rod 10 is fixedly connected to the bottom of the sliding frame 9, the pulling rod 11 is rotatably connected to the front side of the vertical rod 10, the sliding plate 12 is slidably connected to the top of the cover plate 2, the front side of the sliding plate 12 is rotatably connected to the rear side of the pulling rod 11, and the right side of the sliding plate 12 is fixedly connected to the left side of the limiting plate 14. The rotation of the rotating wheel 8 will drive the sliding frame 9 to slide up and down, and the sliding frame 9 will drive the vertical rod 10 to move up and down when sliding. When the vertical rod 10 moves up, it will pull the pulling rod 11. At this time, the movement of the pulling rod 11 will drive the sliding plate 12 to move left. At this time, the sliding plate 12 will drive the limiting plate 14 to move horizontally and disengage from the feeding bucket 7, thereby allowing the auxiliary material in the feeding bucket 7 to enter the outer shell 1.

[0033] As a preferred solution of the utility model, the top of the cover plate 2 is fixedly connected with a vertical plate, and the right side of the vertical plate is slidably connected to the left side of the vertical rod 10. The vertical plate is used to conveniently limit the vertical rod 10 so that the vertical rod 10 can move vertically stably.

[0034] As a preferred solution of the utility model, a spring 13 is fixedly connected to the right side of the vertical plate, and the right side of the spring 13 is fixedly connected to the left side of the slide plate 12. The elastic force of the spring 13 facilitates the slide plate 12 to move horizontally and reset.

[0035] As a preferred solution of the utility model, the top and bottom of the cover plate 2 are fixedly connected with sealing rings, and there are two sealing rings. The inner walls of the two sealing rings are rotatably connected to the outer wall of the stirring rod 6. The sealing rings are used to conveniently seal the stirring rod 6 to prevent the material from overflowing from the gap between the cover plate 2 and the stirring rod 6.

[0036] As a preferred solution of the utility model, a support frame is fixedly connected to the top of the cover plate 2, and the inner wall of the support frame is fixedly connected to the outer wall of the feeding bucket 7, so that the feeding bucket 7 can be supported and fixed conveniently by the support frame.

[0037] It should be noted that the specific type of motor 3 to be used is selected by the relevant technical personnel familiar with the field, and the above motor 3 and the like belong to the existing technology and will not be elaborated in this solution.

[0038] The working principle of the utility model is as follows: in actual use, when the polyurethane needs to be mixed and stirred, the main material to be processed is poured into the outer shell 1 from the feeding port on the left side of the outer shell 1, and the auxiliary material to be added is poured into the feeding bucket 7, and the motor 3 is started at this time. The rotation of the output shaft of the motor 3 will drive the transmission bevel gear 4 and the rotating wheel 8 to rotate, and the rotation of the transmission bevel gear 4 will drive the meshing auxiliary bevel gear 5 to rotate, thereby driving the stirring rod 6 to rotate, and the rotation of the rotating wheel 8 will drive the sliding frame 9 to slide up and down, and the sliding of the sliding frame 9 will drive the vertical rod 10 to move up and down, and when the vertical rod 10 moves up, it will pull the pull rod 11, and at this time, the movement of the pull rod 11 will drive the slide plate 12 to move left, and at this time, the slide plate 12 will compress the spring 13 and drive the material limit The plate 14 moves laterally to break away from the feeding barrel 7, so that the auxiliary material in the feeding barrel 7 enters the outer shell 1, and the vertical rod 10 moves downward, and the vertical rod 10 pushes the pull rod 11, and the spring 13 pushes the slide plate 12 to move right, so that the limiting plate 14 moves laterally and engages with the feeding barrel 7 to close the feeding barrel 7, so that the auxiliary material in the feeding barrel 7 stops entering the outer shell 1, and the auxiliary material intermittently enters the outer shell 1, and the main material and the auxiliary material are stirred and mixed by the stirring rod 6. The rotation speed of the motor 3 is controlled to control the rotation speed of the stirring rod 6 and the moving speed of the limiting plate 14, and the amount of auxiliary material added and the addition interval are controlled by the interval and speed of the movement of the limiting plate 14, so as to facilitate the full mixing of the auxiliary material and the main material for the mixed preparation of polyurethane.

[0039] The above description is only a preferred specific implementation manner of the present invention, but the protection scope of the present invention is not limited thereto. Any technician familiar with the technical field can make equivalent replacements or changes within the technical scope disclosed by the present invention according to the technical scheme and the utility model concept of the present invention, which should be covered by the protection scope of the present invention.

Claims

1. A mixing device capable of adjusting the mixing and stirring speed for preparing polyurethane, characterized in that: include Housing (1); A cover plate (2), a motor (3), a transmission bevel gear (4), an auxiliary bevel gear (5), a stirring rod (6), a feeding bucket (7) and a limiting plate (14); the cover plate (2) is movably connected to the top of the housing (1); the motor (3) is fixedly connected to the top of the cover plate (2); the transmission bevel gear (4) is fixedly connected to the right side of the output shaft of the motor (3); the auxiliary bevel gear (5) is rotatably connected to the top of the cover plate (2); the transmission bevel gear (4) is meshed with the auxiliary bevel gear (5); the feeding bucket (7) is fixedly connected to the top of the cover plate (2); the feeding bucket (7) passes through the cover plate (2); the limiting plate (14) passes through the feeding bucket (7); and the left side of the limiting plate (14) extends to the outside of the feeding bucket (7); A limiting mechanism is connected to the limiting plate (14), and is used to drive the limiting plate (14) to move laterally.

2. A mixing device capable of adjusting the mixing and stirring speed for preparing polyurethane according to claim 1, characterized in that: The limiting mechanism comprises: a rotating wheel (8), a sliding frame (9), a vertical rod (10), a pulling rod (11) and a sliding plate (12); The rotating wheel (8) is fixedly connected to the right side of the transmission bevel gear (4), the sliding frame (9) is slidably connected to the outer wall of the rotating wheel (8), the vertical rod (10) is fixedly connected to the bottom of the sliding frame (9), the pull rod (11) is rotatably connected to the front side of the vertical rod (10), the slide plate (12) is slidably connected to the top of the cover plate (2), the front side of the slide plate (12) is rotatably connected to the rear side of the pull rod (11), and the right side of the slide plate (12) is fixedly connected to the left side of the limiting plate (14).

3. A mixing device capable of adjusting the mixing and stirring speed for preparing polyurethane according to claim 1, characterized in that: The top of the cover plate (2) is fixedly connected to a vertical plate, and the right side of the vertical plate is slidably connected to the left side of the vertical rod (10).

4. A mixing device capable of adjusting the mixing and stirring speed for preparing polyurethane according to claim 3, characterized in that: The right side of the vertical plate is fixedly connected with a spring (13), and the right side of the spring (13) is fixedly connected with the left side of the sliding plate (12).

5. A mixing device capable of adjusting the mixing and stirring speed for preparing polyurethane according to claim 1, characterized in that: The top and bottom of the cover plate (2) are both fixedly connected with sealing rings, and there are two sealing rings. The inner walls of the two sealing rings are both rotatably connected to the outer wall of the stirring rod (6).

6. A mixing device capable of adjusting the mixing and stirring speed for preparing polyurethane according to claim 1, characterized in that: The top of the cover plate (2) is fixedly connected to a support frame, and the inner wall of the support frame is fixedly connected to the outer wall of the feeding bucket (7).

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