Multifunctional flame-retardant master batch screening device

Abstract

The utility model discloses a multifunctional flame-retardant master batch screening device, and relates to the technical field of master batch screening devices. The screening device comprises a screening box and a screening assembly, a feeding port is formed in the top end of the screening box, a discharging port is formed in one side face of the screening box, the screening assembly comprises a first screening plate and a second screening plate, and the first screening plate and the second screening plate are both arranged in the screening box and are in sliding fit with the screening box. The screening assembly is arranged, materials can be subjected to multi-stage screening through the first screening plate and the second screening plate, the screening qualification rate is increased, a first transmission rod and a second transmission rod are driven to rotate through the driving motor and the multiple sets of transmission belts, and then a matched protruding block rotates to drive a connecting block to be matched with a matched spring, so that the screening efficiency is improved. And the materials shake up and down in the first matching groove and the second matching groove, so that the materials can better flow on the first screening plate and the second screening plate, blockage is prevented, and the screening effect is improved.

Description

Technical Field

[0001] The utility model belongs to the technical field of masterbatch screening devices, in particular to a multifunctional flame retardant masterbatch screening device. Background Art

[0002] Plastic masterbatch is a plastic processing aid. During the processing and molding of plastic masterbatch, inorganic fillers and resins are first put into an internal mixer for internal mixing. After meeting the process requirements, the materials are discharged into a single-screw extruder line for granulation. The granular materials are obtained through cyclone cooling and sorting. At present, the raw materials for producing plastic masterbatch are mixed with impurities and dust, and they need to be screened before being put into the internal mixer.

[0003] Most of the existing screening devices are single-stage screening, with low screening efficiency, and when there are more screening materials, the screen is prone to clogging. Utility Model Content

[0004] The utility model aims to provide a multifunctional flame retardant masterbatch screening device to solve the problem that most of the existing screening devices are primary screening, the screening efficiency is low, and the screen is easily blocked when there are more screening raw materials.

[0005] In order to solve the above technical problems, the utility model is realized by the following technical solutions:

[0006] The utility model discloses a multifunctional flame retardant masterbatch screening device, comprising a screening box and a screening component, the top of the screening box is provided with a feed port, and one side thereof is provided with a discharge port, the screening component comprises a first screening plate and a second screening plate, the first screening plate and the second screening plate are both arranged inside the screening box and slidably cooperate with the screening box, a plurality of groups of first cooperation grooves and second cooperation grooves are respectively provided on both sides of the inner wall of the screening box, both sides of the bottom surfaces of the first screening plate and the second screening plate are fixedly connected with connecting blocks, one end of the connecting block on the bottom surface of the first screening plate is arranged in the first cooperation groove and slidably cooperates with the screening box, one end of the connecting block on the bottom surface of the second screening plate is arranged in the second cooperation groove and slidably cooperates with the screening box, the inner walls at one end of the first cooperation groove and the second cooperation groove are both fixedly connected with cooperation springs, and one end of the cooperation spring is fixedly connected with one end of the connecting block.

[0007] The first screening plate is arranged below the feed port, the second screening plate is arranged below the first screening plate, one end of the second screening plate corresponds to the discharge port, a material dividing inclined plate is arranged between the first screening plate and the second screening plate, and one end of the material dividing inclined plate is fixedly connected to the inner wall of one side of the screening box.

[0008] The first matching grooves and the second matching grooves are each provided with two groups, the first transmission rods are rotatably connected inside the two groups of the first matching grooves, a first transmission belt is installed between the two groups of the first transmission rods, and a pulley transmission structure is formed between the three, the second matching grooves are each rotatably connected inside the two groups of the second transmission rods, a second transmission belt is installed between the two groups of the second transmission rods, and a pulley transmission structure is formed between the three, and the first transmission belt and the second transmission belt are both arranged on the outside of the screening box.

[0009] The circumferential sides of the first transmission rod and the second transmission rod are both fixedly connected with matching protrusions, the matching protrusions are arranged inside the screening box and rotatably matched therewith, and one end of the matching protrusion is in contact with the connecting block.

[0010] A driving motor is installed on one side of the screening box, and the output end of the driving motor is fixedly connected to one end of one group of second transmission rods. A main driving belt is installed between the peripheral side surface of the output end of the driving motor and one end of one group of first transmission rods, and a pulley transmission structure is formed between the three.

[0011] Both sides of a surface of the screening box are slidably connected to collecting slot plates, wherein one group of collecting slot plates is arranged between the first screening plate and the second screening plate, and the other group of collecting slot plates is arranged below the second screening plate.

[0012] The utility model has the following beneficial effects:

[0013] The utility model can perform multi-stage screening on materials by setting a screening component and utilizing the first screening plate and the second screening plate to improve the screening pass rate. The first transmission rod and the second transmission rod are driven to rotate by a driving motor and multiple sets of transmission belts, so that the rotation of the matching protrusion drives the connecting block to shake up and down in the first matching groove and the second matching groove under the cooperation of the matching spring, so that the materials can flow better on the first screening plate and the second screening plate, prevent blockage, and improve the screening effect; by setting a collecting groove plate, the dust and impurities screened under the first screening plate will not fall onto the second screening plate, thereby reducing the accumulation of impurities, improving the screening efficiency, and facilitating the subsequent centralized treatment of the collected dust and impurities.

[0014] Of course, any product implementing the present invention does not necessarily need to achieve all of the advantages described above at the same time. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] In order to more clearly illustrate the technical solutions of the embodiments of the utility model, the drawings required for describing the embodiments are briefly introduced below. Obviously, the drawings described below are only some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without creative work.

[0016] Figure 1 It is a three-dimensional structural schematic diagram of the utility model;

[0017] Figure 2 It is a left view of the structure of the utility model;

[0018] Figure 3 for Figure 2 Schematic diagram of the AA section structure;

[0019] Figure 4 for Figure 3 Magnified view of area B.

[0020] In the accompanying drawings, the components represented by the reference numerals are listed as follows:

[0021] 1. Screening box; 101. Feed inlet; 102. Discharge outlet; 103. Collecting slot plate; 2. Driving motor; 201. Main transmission belt; 202. First transmission belt; 203. Second transmission belt; 204. Second transmission rod; 205. First transmission rod; 206. Matching protrusion; 3. Screening assembly; 301. First screening plate; 302. Second screening plate; 303. Material dividing inclined plate; 304. First matching slot; 305. Connecting block; 306. Matching spring; 307. Second matching slot. DETAILED DESCRIPTION

[0022] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0023] In the description of the present invention, it should be understood that the terms "upper", "middle", "outer", "inner" and the like indicating directions or positional relationships are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the components or elements referred to must have a specific direction, be constructed and operated in a specific direction, and therefore should not be understood as limitations on the present invention.

[0024] In the description of the present invention, it should be noted that, unless otherwise clearly specified and limited, the terms "installed", "provided with", "connected", etc. should be understood in a broad sense. For example, "connected" can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection, or it can be indirectly connected through an intermediate medium, or it can be the internal communication of two components. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0025] See also Figure 1-Figure 4 As shown, the utility model is a multifunctional flame retardant masterbatch screening device, comprising a screening box 1 and a screening assembly 3, wherein the top of the screening box 1 is provided with a feed port 101, and one side thereof is provided with a discharge port 102, the screening assembly 3 comprises a first screening plate 301 and a second screening plate 302, the first screening plate 301 and the second screening plate 302 are both arranged inside the screening box 1 and slidably matched therewith, and a plurality of first matching grooves 304 and a second matching groove 307 are respectively provided on both sides of the inner wall of the screening box 1, and the first screening plate 301 is provided with a plurality of first matching grooves 304 and a second matching groove 307 ... Connecting blocks 305 are fixedly connected to both sides of the bottom surface of the second screening plate 302, one end of the connecting block 305 on the bottom surface of the first screening plate 301 is arranged in the first matching groove 304 and slidably cooperates with it, one end of the connecting block 305 on the bottom surface of the second screening plate 302 is arranged in the second matching groove 307 and slidably cooperates with it, and the inner walls of one end of the first matching groove 304 and the second matching groove 307 are fixedly connected with matching springs 306, and one end of the matching spring 306 is fixedly connected to one end of the connecting block 305.

[0026] The first screening plate 301 is arranged below the feed port 101, the second screening plate 302 is arranged below the first screening plate 301, one end of the second screening plate 302 corresponds to the discharge port 102, a material dividing inclined plate 303 is arranged between the first screening plate 301 and the second screening plate 302, and one end of the material dividing inclined plate 303 is fixedly connected to the inner wall of one side of the screening box 1.

[0027] Two groups of first matching grooves 304 and second matching grooves 307 are provided, and the first transmission rods 205 are rotatably connected inside the two groups of first matching grooves 304, and the first transmission belt 202 is installed between the two groups of first transmission rods 205, and a pulley transmission structure is formed between the three. The second transmission rods 204 are rotatably connected inside the two groups of second matching grooves 307, and the second transmission belt 203 is installed between the two groups of second transmission rods 204, and a pulley transmission structure is formed between the three. The first transmission belt 202 and the second transmission belt 203 are both arranged on the outside of the screening box 1.

[0028] The first transmission rod 205 and the second transmission rod 204 are both fixedly connected with a matching protrusion 206 . The matching protrusion 206 is arranged inside the screening box 1 and rotatably matched therewith. One end of the matching protrusion 206 is in contact with the connecting block 305 .

[0029] A driving motor 2 is installed on one side of the screening box 1, and the output end of the driving motor 2 is fixedly connected to one end of one group of second transmission rods 204. A main transmission belt 201 is installed between the peripheral side surface of the output end of the driving motor 2 and one end of one group of first transmission rods 205, and a pulley transmission structure is formed between the three.

[0030] Both sides of a surface of the screening box 1 are slidably connected to the collecting slot plates 103 , wherein one group of collecting slot plates 103 is arranged between the first screening plate 301 and the second screening plate 302 , and the other group of collecting slot plates 103 is arranged below the second screening plate 302 .

[0031] It should be supplemented that, in actual use, the drive motor 2 is started first, and the first transmission rod 205 and the second transmission rod 204 are driven to rotate through the main transmission belt 201, the first transmission belt 202 and the second transmission belt 203 respectively, so that the masterbatch material is poured into the screening box 1 from the feed port 101, and the material falls onto the first screening plate 301. The first transmission rod 205 and the second transmission rod 204 rotate, so that the rotation of the mating protrusion 206 drives the connecting block 305 to shake up and down in the first mating groove 304 and the second mating groove 307 with the cooperation of the mating spring 306, thereby shaking the material on the first screening plate 301 to make it flow better, and the shaken impurities fall into the collecting trough plate 103. With the cooperation of the material dividing inclined plate 303, the material on the first screening plate 301 falls onto the second screening plate 302, thereby cooperating with the shaking of the second screening plate 302 to further screen the impurities, and then the material falls out from the discharge port 102.

[0032] In the description of this specification, the description with reference to the terms "one embodiment", "example", "specific example", etc. means that the specific features, structures, materials or characteristics described in conjunction with the embodiment or example are included in at least one embodiment or example of the utility model. In this specification, the schematic representation of the above terms does not necessarily refer to the same embodiment or example. Moreover, the specific features, structures, materials or characteristics described can be combined in any one or more embodiments or examples in a suitable manner.

[0033] The preferred embodiments of the utility model disclosed above are only used to help explain the utility model. The preferred embodiments do not describe all the details in detail, nor do they limit the utility model to the specific implementation methods described. Obviously, many modifications and changes can be made according to the content of this specification. This specification selects and specifically describes these embodiments in order to better explain the principles and practical applications of the utility model, so that technicians in the relevant technical field can well understand and use the utility model. The utility model is limited only by the claims and their full scope and equivalents.

Claims

1. A multifunctional flame retardant masterbatch screening device, comprising a screening box (1) and a screening assembly (3), characterized in that: The top of the screening box (1) is provided with a feed inlet (101), and one side thereof is provided with a discharge outlet (102). The screening assembly (3) comprises a first screening plate (301) and a second screening plate (302). The first screening plate (301) and the second screening plate (302) are both arranged inside the screening box (1) and slidably matched therewith. A plurality of groups of first matching grooves (304) and second matching grooves (307) are respectively provided on both sides of the inner wall of the screening box (1). Both sides of the bottom surfaces of the first screening plate (301) and the second screening plate (302) are A connecting block (305) is fixedly connected, one end of the connecting block (305) on the bottom surface of the first screening plate (301) is arranged in the first matching groove (304) and slidably cooperates with it, one end of the connecting block (305) on the bottom surface of the second screening plate (302) is arranged in the second matching groove (307) and slidably cooperates with it, and the inner walls of one end of the first matching groove (304) and the second matching groove (307) are fixedly connected with a matching spring (306), and one end of the matching spring (306) is fixedly connected to one end of the connecting block (305).

2. A multifunctional flame retardant masterbatch screening device according to claim 1, characterized in that: The first screening plate (301) is arranged below the feed port (101), the second screening plate (302) is arranged below the first screening plate (301), one end of the second screening plate (302) corresponds to the discharge port (102), a material dividing inclined plate (303) is arranged between the first screening plate (301) and the second screening plate (302), and one end of the material dividing inclined plate (303) is fixedly connected to the inner wall of one side of the screening box (1).

3. A multifunctional flame retardant masterbatch screening device according to claim 2, characterized in that: The first matching grooves (304) and the second matching grooves (307) are each provided with two groups, the first transmission rods (205) are rotatably connected inside the two groups of the first matching grooves (304), a first transmission belt (202) is installed between the two groups of the first transmission rods (205), and a pulley transmission structure is formed between the three groups, the second matching grooves (307) are each rotatably connected inside the second transmission rods (204), a second transmission belt (203) is installed between the two groups of the second transmission rods (204), and a pulley transmission structure is formed between the three groups, and the first transmission belt (202) and the second transmission belt (203) are both provided on the outside of the screening box (1).

4. A multifunctional flame retardant masterbatch screening device according to claim 3, characterized in that: The first transmission rod (205) and the second transmission rod (204) are both fixedly connected to a matching protrusion (206) on their circumferential sides. The matching protrusion (206) is arranged inside the screening box (1) and rotatably matched therewith. One end of the matching protrusion (206) is in contact with the connecting block (305).

5. A multifunctional flame retardant masterbatch screening device according to claim 4, characterized in that: A drive motor (2) is installed on one side of the screening box (1); the output end of the drive motor (2) is fixedly connected to one end of one group of second transmission rods (204); a main transmission belt (201) is installed between the peripheral side surface of the output end of the drive motor (2) and one end of one group of first transmission rods (205); and a pulley transmission structure is formed between the three.

6. A multifunctional flame retardant masterbatch screening device according to claim 5, characterized in that: Both sides of a surface of the screening box (1) are slidably connected to the collecting slot plates (103), wherein one group of collecting slot plates (103) is arranged between the first screening plate (301) and the second screening plate (302), and the other group of collecting slot plates (103) is arranged below the second screening plate (302).

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