Macromolecular plastic particle mixing device

Abstract

The utility model provides a high-molecular plastic particle mixing device, and belongs to the technical field of mixing. Comprising a base, supports are symmetrically fixed to the two sides of the upper end face of the base, a stirring tank capable of swinging back and forth is movably installed between the top ends of the two supports, a vertical rotating shaft is rotatably installed in the middle of the interior of the stirring tank, and a stirring mechanism is arranged on the side face of the rotating shaft and comprises a plurality of horizontal stirring rods; the horizontal stirring rod is arranged on the base, the wall scraping stirring rod is elastically arranged at the end part of the horizontal stirring rod, the lower end of the rotating shaft extends out of the bottom of the stirring tank and is fixedly provided with a gear, the upper end surface of the base is fixedly provided with a fixed seat, the fixed seat is provided with a toothed belt, and the toothed belt is meshed and matched with the gear. The high-molecular plastic particle mixing device can perform multi-angle automatic mixing processing on high-molecular plastic particles, and is good in using effect.

Description

Technical Field

[0001] The utility model relates to the technical field of material mixing, in particular to a polymer plastic particle mixing device. Background Art

[0002] Plastic particles refer to granular plastics, which are usually used as raw materials for some plastic products. When these plastic particles are processed by injection molding machines, some ingredients, such as carbon black and various colorants, are often added to the plastic particles according to the process requirements of the product. Therefore, a mixing device is required to stir and mix the plastic particles and the ingredients so that they meet the requirements of the product molding process.

[0003] At present, in the prior art, for example, Chinese patent publication number CN215202881U discloses a polymer plastic pellet mixing device, and Chinese patent publication number CN212193754U discloses a polymer plastic pellet stirring device. Both of these prior arts can perform uniform and efficient mixing operations on polymer plastic pellets.

[0004] However, the prior art generally uses a tank body and a mixing mechanism as shown in the above-mentioned polymer plastic pellet mixing device, and the tank body is not convenient for changing the angle during mixing, resulting in a mixing dead angle for the polymer plastic pellets in the tank body, thereby affecting the mixing demand for the polymer plastic pellets.

[0005] Therefore, the present application provides a polymer plastic pellet mixing device to meet the needs. Utility Model Content

[0006] The technical problem to be solved by the utility model is to provide a polymer plastic pellet mixing device which can automatically mix polymer plastic pellets at multiple angles and has good use effect.

[0007] In order to achieve the above technical effects, the utility model provides the following technical solutions:

[0008] A polymer plastic pellet mixing device, comprising a base, brackets are symmetrically fixed on both sides of the upper end surface of the base, a stirring tank that can swing back and forth is movably installed between the tops of the two brackets, a vertical rotating shaft is rotatably installed in the middle of the stirring tank, a stirring mechanism is arranged on the side of the rotating shaft, the stirring mechanism comprises a plurality of horizontal stirring rods, and a scraping stirring rod elastically installed at the end of the horizontal stirring rod, and the lower end of the rotating shaft extends out of the bottom of the stirring tank and is fixed with a gear, a fixing seat is fixed on the upper end surface of the base, a toothed belt is installed on the fixing seat, and the toothed belt is meshed with the gear;

[0009] The base is provided with a fixing frame at one end of the path of the stirring tank for swinging back and forth, and a power supplementing disk for elastically applying force to the outer edge surface of the stirring tank is elastically mounted on the fixing frame.

[0010] Optionally, a feed port is provided at the top of the stirring tank, and a discharge port is provided at the bottom of the stirring tank, and both the feed port and the discharge port are equipped with sealing covers.

[0011] Optionally, a plurality of horizontal stirring rods are provided and symmetrically fixed to both sides of the rotating shaft in the stirring tank.

[0012] Optionally, the wall scraping stirring rod is vertically attached to the inner wall of the stirring tank, a movable shaft horizontally inserted into the end of the horizontal stirring rod is fixed on the wall scraping stirring rod, and a first spring is connected between the movable shaft and the inside of the horizontal stirring rod.

[0013] Optionally, the top of the fixing seat is an arc segment along the path of the gear when it swings back and forth, and the toothed belt adapts to the gear swinging path and is arranged in an arc shape.

[0014] Optionally, a horizontal movable column is inserted into the top of the fixed frame, one end of the movable column is fixed to the middle of the power supplement disk, and a second spring is sleeved on the movable column, one end of the second spring is connected to the top of the fixed frame, and the other end is connected to the power supplement disk.

[0015] Optionally, a horizontal electric cylinder is fixed to the side of the top of the fixed frame away from the mixing tank, the shaft of the electric cylinder passes horizontally through the top of the fixed frame, and is inserted with a horizontal movable rod, the movable rod is fixed to the middle part of the power supplement disk, and a third spring is sleeved on the movable rod, one end of the third spring is connected to the end of the shaft of the electric cylinder, and the other end is connected to the power supplement disk.

[0016] Compared with the prior art, the utility model has at least the following beneficial effects:

[0017] In the above scheme, thanks to the cooperation of the rotating shaft, gears, fixed seat and toothed belt, force can be applied to the stirring tank to make it swing back and forth between the two brackets, so that the angle of the stirring tank will change continuously, and by utilizing the cooperation of the toothed belt and the gear, the gear can drive the rotating shaft to rotate during the swinging of the stirring tank, so that the horizontal stirring rod and the wall scraping stirring rod can stir the polymer plastic particles in the rotating shaft, which can reduce the problem of stirring dead angles to a certain extent and is beneficial to improving the mixing effect of the polymer plastic particles.

[0018] At the same time, thanks to the elastic setting of the scraper stirring rod at the end of the horizontal stirring rod, the scraper stirring rod can scrape the inner wall of the stirring tank during the stirring process, thereby preventing the polymer plastic particles from adhering to the inner wall of the stirring tank and affecting the discharge, and the overall use effect is good. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] The accompanying drawings, which are incorporated herein and constitute part of the specification, illustrate embodiments of the present invention and, together with the description, further serve to explain the principles of the present invention and enable those skilled in the relevant art to make and use the present invention.

[0020] Figure 1 This is a schematic structural diagram of a polymer plastic pellet mixing device in Embodiment 1 of the present utility model;

[0021] Figure 2 It is a schematic diagram of the internal structure of the stirring tank of the polymer plastic pellet mixing device;

[0022] Figure 3 It is a structural schematic diagram of the stirring mechanism of the polymer plastic pellet mixing device;

[0023] Figure 4 This is a schematic structural diagram of a polymer plastic pellet mixing device in the second embodiment of the present utility model.

[0024] [reference numerals]

[0025] 1. Base; 2. Bracket; 3. Mixing tank; 301. Feed inlet; 302. Discharge outlet; 4. Rotating shaft; 401. Horizontal stirring rod; 402. Scraping stirring rod; 403. Movable shaft; 404. First spring; 5. Gear; 6. Fixed seat; 7. Toothed belt; 8. Fixed frame; 9. Power supplement disk; 10. Movable column; 1001. Second spring; 11. Electric cylinder; 12. Movable rod; 1201. Third spring.

[0026] As shown in the figure, in order to clearly implement the structure of the embodiment of the utility model, specific structures and devices are marked in the figure, but this is only for illustrative purposes and is not intended to limit the utility model to the specific structure, device and environment. According to specific needs, ordinary technicians in this field can adjust or modify these devices and environments. DETAILED DESCRIPTION

[0027] The following is a detailed description of a polymer plastic pellet mixing device provided by the utility model in combination with the accompanying drawings and specific embodiments. At the same time, it is explained here that in order to make the embodiments more detailed, the following embodiments are the best and preferred embodiments, and those skilled in the art may also adopt other alternatives to implement some known technologies; and the accompanying drawings are only for more specific description of the embodiments, and are not intended to specifically limit the utility model.

[0028] It should be noted that the references to "one embodiment", "an embodiment", "an exemplary embodiment", "some embodiments" and the like in the specification indicate that the embodiments described may include specific features, structures or characteristics, but not every embodiment may include the specific features, structures or characteristics. In addition, when a specific feature, structure or characteristic is described in conjunction with an embodiment, it should be within the knowledge of a person skilled in the art to implement such feature, structure or characteristic in conjunction with other embodiments (whether or not explicitly described).

[0029] In general, a term can be understood, at least in part, from its use in context. For example, depending, at least in part, on the context, the term "one or more" as used herein can be used to describe any feature, structure, or characteristic in the singular sense, or can be used to describe a combination of features, structures, or characteristics in the plural sense. Additionally, the term "based on" can be understood as not necessarily intended to convey an exclusive set of factors, but can instead, depending, at least in part, on the context, allow for the presence of other factors that are not necessarily explicitly described.

[0030] It is to be understood that the meanings of “on,” “over,” and “above” in the present invention should be interpreted in the broadest manner, so that “on” not only means “directly on” something, but also includes the meaning of being “on” something with intervening features or layers, and “on” or “above” not only means “on” or “above” something, but also includes the meaning of being “on” or “above” something with no intervening features or layers.

[0031] Additionally, spatially relative terms such as "under," "beneath," "lower," "above," "upper," and the like may be used herein for descriptive convenience to describe the relationship of one element or feature to another element or features, as shown in the accompanying drawings. Spatially relative terms are intended to encompass different orientations of the device in use or operation in addition to the orientation depicted in the accompanying drawings. The device may be oriented in other ways, and the spatially relative descriptors used herein may be similarly interpreted accordingly.

[0032] Embodiment 1: Figure 1A polymer plastic particle mixing device shown in the figure comprises a base 1, brackets 2 are symmetrically fixed on both sides of the upper end surface of the base 1, a stirring tank 3 that can swing back and forth is movably installed between the top ends of the two brackets 2, a feed port 301 is arranged on the top of the stirring tank 3, and a discharge port 302 is arranged on the bottom of the stirring tank 3, the feed port 301 and the discharge port 302 are both equipped with sealing covers, which can facilitate feeding and discharging, and the inner wall of the stirring tank 3 can also be conveniently controlled by arranging components such as heating tubes during mixing, which can be specifically controlled by existing technical means and will not be elaborated here.

[0033] Cooperate Figure 2 and Figure 3 As shown, a vertical rotating shaft 4 is rotatably installed in the middle of the stirring tank 3, and a stirring mechanism is arranged on the side of the rotating shaft 4. The stirring mechanism includes a plurality of horizontal stirring rods 401 and a wall scraping stirring rod 402 elastically installed at the end of the horizontal stirring rod 401.

[0034] Among them, during the specific implementation, the horizontal stirring rod 401 is provided with multiple ones, and is symmetrically fixed on both sides of the rotating shaft 4 located in the stirring tank 3, and the wall-scraping stirring rod 402 is vertically close to the inner wall of the stirring tank 3, and the wall-scraping stirring rod 402 is fixed with a movable shaft 403 horizontally inserted into the end of the horizontal stirring rod 401, and a first spring 404 is connected between the movable shaft 403 and the inside of the horizontal stirring rod 401, so that when the rotating shaft 4 rotates, the horizontal stirring rod 401 can be used to mix the materials, and the wall-scraping stirring rod 402 can be used to scrape the inner wall of the stirring tank 3 to avoid the polymer plastic particles from adhering to the inner wall of the stirring tank 3, which is beneficial to ensure the discharging effect.

[0035] At the same time, the lower end of the rotating shaft 4 extends out of the bottom of the mixing tank 3 and is fixed with a gear 5. A fixing seat 6 is fixed to the upper end surface of the base 1. A toothed belt 7 is installed on the fixing seat 6. The toothed belt 7 is meshed with the gear 5. In specific implementation, the top of the fixing seat 6 is an arc segment along the path when the gear 5 swings back and forth, and the toothed belt 7 is adapted to the swinging path of the gear 5 and is arranged in an arc shape, so that when the mixing tank 3 swings back and forth, the toothed belt 7 and the gear 5 will cooperate to drive the rotating shaft 4 to rotate, thereby achieving mixing and stirring of the mixing materials.

[0036] In addition, the base 1 is provided with a fixing frame 8 at one end of the path for the stirring tank 3 to swing back and forth, and a power replenishing disk 9 for elastically applying force to the outer edge surface of the stirring tank 3 is elastically installed on the fixing frame 8. In the present embodiment, a horizontal movable column 10 is inserted at the top of the fixing frame 8, and one end of the movable column 10 is fixed to the middle part of the power replenishing disk 9, and a second spring 1001 is sleeved on the movable column 10, and one end of the second spring 1001 is connected to the top of the fixing frame 8, and the other end is connected to the power replenishing disk 9, so that when the stirring tank 3 swings to the top position of the fixing frame 8, it will be elastically abutted by the power replenishing disk 9, thereby swinging back, which can increase the swinging time of the stirring tank 3 to a certain extent.

[0037] Embodiment 2: Figure 4 As shown, the difference between the second embodiment and the first embodiment is that a horizontal electric cylinder 11 is fixed to the side of the top of the fixed frame 8 away from the stirring tank 3, the shaft of the electric cylinder 11 passes horizontally through the top of the fixed frame 8, and is inserted with a horizontal movable rod 12, the movable rod 12 is fixed to the middle of the power replenishment disk 9, and a third spring 1201 is sleeved on the movable rod 12, one end of the third spring 1201 is connected to the shaft end of the electric cylinder 11, and the other end is connected to the power replenishment disk 9, so that when the stirring tank 3 swings to the top position of the fixed frame 8, the electric cylinder 11 can drive the power replenishment disk 9 elastically installed at the end of the movable rod 12 to elastically abut it, so that it swings back, which can ensure the time for the stirring tank 3 to swing back and forth.

[0038] In summary, the first embodiment can be operated by human power and can perform automatic multi-angle mixing for a certain period of time, which is suitable for laboratories and other occasions, while the second embodiment cooperates with an external power source to maintain automatic multi-angle mixing for a long time, which is suitable for production and processing.

[0039] The working principle provided by the utility model is that the polymer plastic pellet mixing device can, when in use, apply force to the stirring tank 3 to make it swing back and forth between the two brackets 2, so that the angle of the stirring tank 3 will constantly change, and by utilizing the cooperation between the toothed belt 7 and the gear 5, the gear 5 can drive the rotating shaft 4 to rotate during the swinging of the stirring tank 3, so that the horizontal stirring rod 401 and the wall scraping stirring rod 402 can stir the polymer plastic pellets in the rotating shaft 4, which can reduce the problem of stirring dead angles to a certain extent, and is conducive to improving the mixing effect of the polymer plastic pellets.

[0040] At the same time, due to the elastic setting of the scraping stirring rod 402 at the end of the horizontal stirring rod 401, the scraping stirring rod 402 can scrape the inner wall of the stirring tank 3 during the stirring process, thereby preventing the polymer plastic particles from adhering to the inner wall of the stirring tank 3 and affecting the discharge, etc., and the overall use effect is good.

[0041] The present invention covers any substitution, modification, equivalent method and scheme made on the essence and scope of the present invention. In order to make the public have a thorough understanding of the present invention, specific details are described in detail in the following preferred embodiments of the present invention, and those skilled in the art can fully understand the present invention without the description of these details. In addition, in order to avoid unnecessary confusion about the essence of the present invention, well-known methods, processes, procedures, components and circuits are not described in detail.

[0042] The above is only a preferred embodiment of the present invention. It should be pointed out that for ordinary technicians in this technical field, several improvements and modifications can be made without departing from the principle of the present invention. These improvements and modifications should also be regarded as the protection scope of the present invention.

Claims

1. A polymer plastic pellet mixing device, comprising a base (1), characterized in that: Supports (2) are symmetrically fixed on both sides of the upper end surface of the base (1); a stirring tank (3) that can swing back and forth is movably installed between the top ends of the two supports (2); a vertical rotating shaft (4) is rotatably installed in the middle of the stirring tank (3); a stirring mechanism is arranged on the side of the rotating shaft (4); the stirring mechanism comprises a plurality of horizontal stirring rods (401) and a scraping stirring rod (402) elastically installed at the end of the horizontal stirring rod (401); the lower end of the rotating shaft (4) extends out of the bottom of the stirring tank (3) and is fixed with a gear (5); a fixing seat (6) is fixed on the upper end surface of the base (1); a toothed belt (7) is installed on the fixing seat (6); the toothed belt (7) is meshed with the gear (5); The base (1) is provided with a fixing frame (8) at one end of the path for the stirring tank (3) to swing back and forth, and a power supplementing disk (9) for elastically applying force to the outer edge surface of the stirring tank (3) is elastically mounted on the fixing frame (8).

2. The polymer plastic pellet mixing device according to claim 1, characterized in that: The top of the stirring tank (3) is provided with a feed inlet (301), and the bottom of the stirring tank (3) is provided with a discharge port (302), and both the feed inlet (301) and the discharge port (302) are equipped with sealing covers.

3. The polymer plastic pellet mixing device according to claim 1, characterized in that: A plurality of horizontal stirring rods (401) are provided and are symmetrically fixed to the rotating shaft (4) on both sides of the stirring tank (3).

4. The polymer plastic pellet mixing device according to claim 3, characterized in that: The wall scraping stirring rod (402) is vertically attached to the inner wall of the stirring tank (3), and a movable shaft (403) is fixed on the wall scraping stirring rod (402) and is horizontally inserted into the end of the horizontal stirring rod (401), and a first spring (404) is connected between the movable shaft (403) and the inside of the horizontal stirring rod (401).

5. The polymer plastic pellet mixing device according to claim 1, characterized in that: The top of the fixing seat (6) is an arc segment along the path of the gear (5) when it swings back and forth, and the toothed belt (7) is adapted to the swinging path of the gear (5) and is arranged in an arc shape.

6. The polymer plastic pellet mixing device according to claim 1, characterized in that: A horizontal movable column (10) is inserted into the top of the fixed frame (8), one end of the movable column (10) is fixed to the middle of the power supplement disk (9), and a second spring (1001) is sleeved on the movable column (10), one end of the second spring (1001) is connected to the top of the fixed frame (8), and the other end is connected to the power supplement disk (9).

7. The polymer plastic pellet mixing device according to claim 1, characterized in that: A horizontal electric cylinder (11) is fixed to the top of the fixed frame (8) on the side away from the mixing tank (3). The shaft of the electric cylinder (11) passes horizontally through the top of the fixed frame (8) and is plugged with a horizontal movable rod (12). The movable rod (12) is fixed to the middle of the power supplement disk (9), and a third spring (1201) is sleeved on the movable rod (12). One end of the third spring (1201) is connected to the end of the shaft of the electric cylinder (11), and the other end is connected to the power supplement disk (9).

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