Screening device for bacteriostatic amino molding plastic

Abstract

The screening device comprises a U-shaped base, a first screening plate, a second screening plate and a third screening plate are arranged in the U-shaped base, rectangular annular baffles are fixedly connected to the upper ends of the first screening plate, the second screening plate and the third screening plate, and a swing mechanism is fixedly connected to the side wall of the front end of the U-shaped base. And the swing mechanism is associated with the first sieve plate, the second sieve plate and the third sieve plate. The swinging mechanism is matched with the first sieve plate, the second sieve plate and the third sieve plate of which the sieve holes are sequentially reduced from top to bottom to perform swinging screening on antibacterial amino molding plastic particles, so that small particles or incomplete particles can be conveniently and quickly screened out, the structure is simple and practical, and the material blocking mechanism is matched with the material guide chute, so that the screening efficiency is improved. Bacteriostatic amino molding plastic particles detained on the first sieve plate, the second sieve plate and the third sieve plate can be conveniently and rapidly discharged, small particles or incomplete particles obtained after screening are collected through the uncovered recovery tank, excess materials can be conveniently recycled, and energy conservation and consumption reduction are achieved.

Description

Technical Field

[0001] The utility model relates to the technical field of amino molding plastic production, in particular to a screening device for antibacterial amino molding plastic. Background Art

[0002] Degradable amino film plastic is a type of biodegradable plastic, which is a mixture of modified starch and biodegradable polyester. Degradable amino film plastic is environmentally friendly and produces no waste, making it suitable for treatment methods such as composting and landfilling. Antibacterial amino molding plastic particles need to be screened during the production process.

[0003] In actual use, the existing particle screening device is not convenient for quickly screening out small particles or incomplete particles, and is not convenient for collecting the amino molding plastic particles after screening. A screening device for antibacterial amino molding plastic is proposed to solve the above problems. Utility Model Content

[0004] In view of the deficiencies and defects in the prior art, the utility model proposes a screening device for antibacterial amino molding plastics, which is used to solve the technical problems that the existing particle screening devices in the background technology are not convenient for quickly screening out small particles or incomplete particles during actual use, and are not convenient for collecting the screened amino molding plastic particles.

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

[0006] A screening device for antibacterial amino molding plastics comprises a U-shaped base, wherein a first sieve plate, a second sieve plate and a third sieve plate are arranged in the U-shaped base, the upper ends of the first sieve plate, the second sieve plate and the third sieve plate are fixedly connected with a rectangular annular baffle plate, a swing mechanism is fixedly connected with the front end side wall of the U-shaped base, the swing mechanism is associated with the first sieve plate, the second sieve plate and the third sieve plate, a discharge port is arranged on the right side wall of the three rectangular annular baffles near the lower end, a blocking mechanism is arranged on the right side wall of the three rectangular annular baffles, the blocking mechanism is arranged close to the discharge port, and a material guide chute is fixedly connected with the right side wall of the first sieve plate, the second sieve plate and the third sieve plate.

[0007] Preferably, the sieve holes of the first sieve plate, the second sieve plate and the third sieve plate are arranged in decreasing order from top to bottom, and an uncovered recovery trough is placed on the bottom of the U-shaped base.

[0008] Preferably, a plurality of limit grooves are provided on the front and rear inner walls of the U-shaped base, and a plurality of limit grooves are slidably connected with matching limit blocks. The limit grooves on the same side are arranged opposite to each other in pairs, and the limit blocks on the horizontal plane on the same side are fixedly connected to the front and rear end side walls of the first sieve plate, the second sieve plate and the third sieve plate respectively.

[0009] Preferably, the swing mechanism includes three driving motors fixedly mounted on the front end side wall of the U-shaped base, the driving shafts of the three driving motors are fixedly connected with rotating shafts, the front end side walls of the first sieve plate, the second sieve plate and the third sieve plate are fixedly connected with two connecting blocks, the same runway block is fixedly connected between the two connecting blocks on the same horizontal plane, a plurality of teeth are provided on the top and bottom surfaces of the three runway blocks, the three rotating shafts are horizontally rotated, penetrate the U-shaped base and are inserted into the inner side of the runway block, the ends of the three rotating shafts located on the inner side of the runway block are coaxially fixedly connected with incomplete gears, and the incomplete gears are meshed with a plurality of teeth in the runway block on the same side.

[0010] Preferably, the material blocking mechanism includes a fixed block fixedly connected to the right end side wall of the rectangular annular baffle, a T-shaped pull rod vertically passing through the fixed block, the lower end of the T-shaped pull rod is fixedly connected to an L-shaped baffle, the vertical section side wall of the L-shaped baffle is arranged close to the discharge port, and the lower end of the fixed block is fixedly connected to a reset spring, which is sleeved on the T-shaped pull rod and is in contact with the upper end of the horizontal section of the L-shaped baffle.

[0011] Preferably, the first sieve plate, the second sieve plate and the third sieve plate are fixedly connected to the right side walls near the upper end with U-shaped blocks, the side walls of the three U-shaped blocks facing the L-shaped baffle plate are fixedly connected with the first magnetic plate, and the side wall of the L-shaped baffle plate is fixedly connected with the second magnetic plate, and the first magnetic plate and the second magnetic plate have opposite magnetic properties and are fixed by attraction.

[0012] Compared with the prior art, the utility model has the following beneficial effects:

[0013] 1. The antibacterial amino molding plastic particles are swung and screened by the swing mechanism in cooperation with the first sieve plate, the second sieve plate and the third sieve plate whose sieve holes decrease from top to bottom, so that small particles or incomplete particles can be quickly screened out. The structure is simple and practical.

[0014] 2. The material blocking mechanism cooperates with the material guide chute to quickly discharge the antibacterial amino molding plastic particles retained on the first sieve plate, the second sieve plate and the third sieve plate, and the uncovered recovery trough collects the small particles or incomplete particles after screening, which is convenient for the recycling of residual materials and saves energy and reduces consumption. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 A perspective schematic diagram of a screening device for antibacterial amino molding materials proposed by the utility model;

[0016] Figure 2 for Figure 1 A partial enlarged view of the middle A;

[0017] Figure 3 for Figure 1 A partial enlarged view of point B in the middle;

[0018] Figure 4 for Figure 1 A partial enlarged view of point C in the middle;

[0019] Figure 5 The utility model discloses a partial structural schematic diagram of a material blocking mechanism of a screening device for antibacterial amino molding plastics.

[0020] In the figure: 1 U-type base, 2 first screen plate, 3 second screen plate, 4 third screen plate, 5 rectangular annular baffle, 6 discharge port, 7 guide chute, 8 uncovered recovery trough, 9 limit slot, 10 limit block, 11 rotating shaft, 12 connecting block, 13 runway block, 14 teeth, 15 incomplete gear, 16 fixed block, 17 T-type pull rod, 18 L-type baffle, 19 return spring, 20 U-type block, 21 first magnetic plate, 22 second magnetic plate. DETAILED DESCRIPTION

[0021] In the description of the present invention, it should be understood that the terms "upper", "lower", "front", "back", "left", "right", "top", "bottom", "inside", "outside", etc., indicating directions or positional relationships, are based on the directions or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific direction, be constructed and operated in a specific direction, and therefore should not be understood as a limitation on the present invention.

[0022] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all of the embodiments.

[0023] Reference Figure 1-5, a screening device for antibacterial amino molding plastics, comprising a U-shaped base 1, wherein a first sieve plate 2, a second sieve plate 3 and a third sieve plate 4 are arranged in the U-shaped base 1, and the upper ends of the first sieve plate 2, the second sieve plate 3 and the third sieve plate 4 are fixedly connected with a rectangular annular baffle 5, and the rectangular annular baffle 5 is used to limit the antibacterial amino molding plastic particles on the first sieve plate 2, the second sieve plate 3 and the third sieve plate 4 to prevent scattering, and a swing mechanism is fixedly connected to the front end side wall of the U-shaped base 1, and the swing mechanism is associated with the first sieve plate 2, the second sieve plate 3 and the third sieve plate 4. The swing mechanism includes three driving motors (not shown in the figure) fixedly mounted on the front end side wall of the U-shaped base 1, and a rotating shaft 11 is fixedly connected to the driving shafts of the three driving motors, and the driving motor is used to drive the incomplete gear 15 on the rotating shaft 11 to rotate, so that the incomplete gear 15 cooperates with a plurality of teeth 14 on the three runway blocks 13 to drive the first sieve The plate 2, the second sieve plate 3 and the third sieve plate 4 swing back and forth horizontally under the limiting action of the limiting groove 9 and the limiting block 10, so that the first sieve plate 2, the second sieve plate 3 and the third sieve plate 4, whose sieve holes are arranged in descending order from top to bottom, swing and screen the antibacterial amino molding plastic particles poured onto the first sieve plate 2 during the horizontal reciprocating swing. Two connecting blocks 12 are fixedly connected to the front end side walls of the first sieve plate 2, the second sieve plate 3 and the third sieve plate 4, and the same runway block 13 is fixedly connected between the two connecting blocks 12 on the same horizontal plane. A plurality of teeth 14 are provided on the top and bottom of the three runway blocks 13, and three rotating shafts 11 are all horizontally rotated, penetrate the U-shaped base 1 and are inserted into the inner side of the runway block 13. One end of the three rotating shafts 11 located on the inner side of the runway block 13 is coaxially fixedly connected with an incomplete gear 15, and the incomplete gear 15 is meshed with a plurality of teeth 14 in the runway block 13 on the same side.

[0024] The sieve holes of the first sieve plate 2, the second sieve plate 3 and the third sieve plate 4 are arranged in decreasing order from top to bottom, an uncovered recovery groove 8 is placed on the bottom of the U-shaped base 1, and a plurality of limit grooves 9 are provided on the inner walls on the front and rear sides of the U-shaped base 1, and a plurality of limit grooves 9 are slidably connected with matching limit blocks 10, and a plurality of limit grooves 9 on the same side are arranged opposite to each other in pairs, and the limit grooves 9 cooperate with the limit blocks 10 to effectively limit the first sieve plate 2, the second sieve plate 3 and the third sieve plate 4, so that the swing mechanism can smoothly drive the first sieve plate 2, the second sieve plate 3 and the third sieve plate 4 to swing back and forth horizontally, and a plurality of limit blocks 10 on the horizontal plane on the same side are fixedly connected to the front and rear end side walls of the first sieve plate 2, the second sieve plate 3 and the third sieve plate 4, respectively.

[0025] The right side walls of the three rectangular annular baffles 5 near the lower end are all provided with a discharge port 6, and the right side walls of the three rectangular annular baffles 5 are all provided with a blocking mechanism, which is arranged close to the discharge port 6, and the blocking mechanism includes a fixed block 16 fixedly connected to the side wall of the right end of the rectangular annular baffle 5, and a T-shaped pull rod 17 is vertically penetrated through the fixed block 16, and an L-shaped baffle 18 is fixedly connected to the lower end of the T-shaped pull rod 17, and the vertical section side wall of the L-shaped baffle 18 is arranged close to the discharge port 6, and the fixed block 16 The lower end is fixedly connected with a return spring 19, which is sleeved with a T-shaped pull rod 17 and contacts the upper end of the horizontal section of the L-shaped baffle 18. The first sieve plate 2, the second sieve plate 3 and the third sieve plate 4 are all fixedly connected with a U-shaped block 20 on the right side wall near the upper end. The three U-shaped blocks 20 are all fixedly connected with a first magnetic plate 21 on the side wall facing the L-shaped baffle 18. The side wall of the L-shaped baffle 18 near the lower end is fixedly connected with a second magnetic plate 22. The first magnetic plate 21 and the second magnetic plate 22 have opposite magnetic properties and are fixed by attraction. When screening is completed, the T-type pull rod 17 is pulled to separate the first magnetic plate 21 from the second magnetic plate 22 and compress the reset spring 19, and drive the L-type baffle plate 18 to rise vertically along the discharge port 6 until the antibacterial amino molding plastic particles retained on the first sieve plate 2, the second sieve plate 3 and the third sieve plate 4 can be discharged along the discharge port 6 and the guide chute 7, so as to facilitate the rapid discharge of the antibacterial amino molding plastic particles retained on the first sieve plate 2, the second sieve plate 3 and the third sieve plate 4. When the T-type pull rod 17 is released, the compressed reset spring 19 drives the L-type baffle plate 18 to descend vertically until the first magnetic plate 21 with opposite magnetic properties is fixed by attraction with the second magnetic plate 22, and the discharge port 6 is blocked again, so as to facilitate subsequent screening. The right side walls of the first sieve plate 2, the second sieve plate 3 and the third sieve plate 4 are fixedly connected with the guide chute 7, and the guide chute 7 is used to export the antibacterial amino molding plastic particles retained on the first sieve plate 2, the second sieve plate 3 and the third sieve plate 4.

[0026] When the utility model is in use, the three driving motors (not shown in the figure) on the U-shaped base 1 are started to drive the incomplete gear 15 on the rotating shaft 11 to rotate, so that the incomplete gear 15 cooperates with the plurality of teeth 14 on the three runway blocks 13 to drive the first sieve plate 2, the second sieve plate 3 and the third sieve plate 4 to swing back and forth horizontally under the limiting action of the limiting groove 9 and the limiting block 10, so that the first sieve plate 2, the second sieve plate 3 and the third sieve plate 4, the sieve holes of which are arranged in descending order from top to bottom, swing and screen the antibacterial amino molding plastic particles poured onto the first sieve plate 2 during the horizontal reciprocating swing process, effectively swing and screen the antibacterial amino molding plastic particles, facilitate the rapid screening of small particles or incomplete particles, and have a simple and practical structure. After the small particles or incomplete particles are screened out, they are concentrated In the uncovered recovery trough 8, it is convenient to recycle the residual materials, save energy and reduce consumption. After the screening is completed, pull the T-shaped pull rod 17 to separate the first magnetic plate 21 from the second magnetic plate 22 and compress the reset spring 19, and drive the L-shaped baffle 18 to rise vertically along the discharge port 6 until the antibacterial amino molding plastic particles retained on the first sieve plate 2, the second sieve plate 3 and the third sieve plate 4 can be discharged along the discharge port 6 and the material guide chute 7, which is convenient for quickly discharging the antibacterial amino molding plastic particles retained on the first sieve plate 2, the second sieve plate 3 and the third sieve plate 4. When the T-shaped pull rod 17 is released, the compressed reset spring 19 drives the L-shaped baffle 18 to descend vertically until the first magnetic plate 21 and the second magnetic plate 22 with opposite magnetic properties are attracted and fixed, and the discharge port 6 is blocked again to facilitate subsequent screening.

[0027] 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 screening device for antibacterial amino molding materials, comprising a U-shaped base (1), characterized in that: A first sieve plate (2), a second sieve plate (3) and a third sieve plate (4) are arranged in the U-shaped base (1); the upper ends of the first sieve plate (2), the second sieve plate (3) and the third sieve plate (4) are fixedly connected with a rectangular annular baffle plate (5); a swing mechanism is fixedly connected to the front end side wall of the U-shaped base (1); the swing mechanism is arranged in association with the first sieve plate (2), the second sieve plate (3) and the third sieve plate (4); a discharge port (6) is arranged on the right side wall near the lower end of the three rectangular annular baffle plates (5); a material blocking mechanism is arranged on the right side wall of the three rectangular annular baffle plates (5); the material blocking mechanism is arranged close to the discharge port (6); and a material guide chute (7) is fixedly connected to the right side wall of the first sieve plate (2), the second sieve plate (3) and the third sieve plate (4).

2. The screening device for antibacterial amino molding materials according to claim 1, characterized in that: The sieve holes of the first sieve plate (2), the second sieve plate (3) and the third sieve plate (4) are arranged in decreasing order from top to bottom, and an uncovered recovery trough (8) is placed on the bottom of the U-shaped base (1).

3. The screening device for antibacterial amino molding materials according to claim 1, characterized in that: A plurality of limit grooves (9) are provided on the inner walls on both the front and rear sides of the U-shaped base (1), and a matching limit block (10) is slidably connected in each of the limit grooves (9). The limit grooves (9) on the same side are arranged opposite to each other in pairs, and the limit blocks (10) on the horizontal plane on the same side are fixedly connected to the front and rear end side walls of the first sieve plate (2), the second sieve plate (3) and the third sieve plate (4), respectively.

4. The screening device for antibacterial amino molding materials according to claim 1, characterized in that: The swing mechanism comprises three drive motors fixedly mounted on the front end side wall of the U-shaped base (1), the drive shafts of the three drive motors are fixedly connected to rotating shafts (11), the front end side walls of the first sieve plate (2), the second sieve plate (3) and the third sieve plate (4) are fixedly connected to two connecting blocks (12), the same runway block (13) is fixedly connected between the two connecting blocks (12) on the same horizontal plane, a plurality of teeth (14) are provided on the top and bottom of the three runway blocks (13), the three rotating shafts (11) are horizontally rotatable, penetrate the U-shaped base (1) and are inserted into the inner side of the runway block (13), and one end of the three rotating shafts (11) located on the inner side of the runway block (13) is coaxially fixedly connected to an incomplete gear (15), and the incomplete gear (15) is meshed with a plurality of teeth (14) in the runway block (13) on the same side.

5. The screening device for antibacterial amino molding materials according to claim 1, characterized in that: The material blocking mechanism comprises a fixed block (16) fixedly connected to the right end side wall of the rectangular annular baffle (5), a T-shaped pull rod (17) vertically passing through the fixed block (16), an L-shaped baffle (18) fixedly connected to the lower end of the T-shaped pull rod (17), the vertical section side wall of the L-shaped baffle (18) is arranged close to the discharge port (6), and the lower end of the fixed block (16) is fixedly connected to a return spring (19), the return spring (19) is sleeved on the T-shaped pull rod (17) and contacts the upper end of the horizontal section of the L-shaped baffle (18).

6. The screening device for antibacterial amino molding materials according to claim 5, characterized in that: The first sieve plate (2), the second sieve plate (3) and the third sieve plate (4) are all fixedly connected to the right side walls near the upper end thereof, the three U-shaped blocks (20) are all fixedly connected to the side walls facing the L-shaped baffle plate (18) with a first magnetic plate (21), the side wall of the L-shaped baffle plate (18) is fixedly connected to the second magnetic plate (22), and the first magnetic plate (21) and the second magnetic plate (22) have opposite magnetic properties and are fixedly attracted to each other.

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