Blowing device for plastic master batch processing

By designing a blowing device that includes a fixed frame, a screen cylinder, and spiral blades, the problems of masterbatch sticking and uneven drying in the material bucket were solved, achieving uniform drying and efficient production of masterbatch.

CN223573528UActive Publication Date: 2025-11-21FOSHAN ZHOUCHANG NEW MATERIAL TECH CO LTD
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Patent Information

Application Number
CN202423257027.7
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2024-12-29
Publication Date
2025-11-21
Estimated Expiration
2034-12-29

AI Technical Summary

Technical Problem

During the processing of plastic masterbatch, the masterbatch is in a static or slightly vibrating state in the barrel, which makes it easy to stick together. In addition, the airflow distribution inside the barrel is uneven, resulting in uneven drying.

Method used

A blowing device including a fixed frame, a screen cylinder, spiral blades, and a motor-driven unit was designed. The masterbatch is continuously conveyed into the screen cylinder through a conveying component, and the screen cylinder is rotated by the motor. Combined with the spiral blades and the blowing component, the surface of the masterbatch is ensured to dry evenly, reducing the risk of adhesion.

Benefits of technology

This method achieves uniform drying of the masterbatch, avoids sticking, improves drying efficiency, and ensures consistent masterbatch quality.

✦ Generated by Eureka AI based on patent content.

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Abstract

The utility model relates to the technical field of plastic master batches, and provides a blowing device for plastic master batch processing, which comprises a fixing frame, a mounting shell is fixedly mounted at the top of the fixing frame, two fixing plates are symmetrically and fixedly mounted on the inner bottom wall of the mounting shell, and a screen drum is rotationally mounted on the two fixing plates together. A spiral blade is fixedly mounted on the inner side wall of the screen drum, a first motor is fixedly mounted on one side of the fixing frame through a motor frame, the output end of the first motor extends into the mounting shell and is fixedly provided with a connecting frame, plastic master batches are continuously and stably conveyed into the screen drum through the conveying assembly, then the first motor drives the connecting frame, and the plastic master batches are conveyed into the screen drum. According to the plastic master batch drying device, the connecting frame is arranged on the screen drum, so that the screen drum can rotate under the driving of the connecting frame, then the plastic master batch can move in the screen drum under the cooperation of the spiral blade, all parts of the surface of the master batch can be in full contact with dry air, the drying effect can be improved, the phenomenon of uneven drying is avoided, and the adhesion risk is reduced.
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Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of plastic master batch, specifically relates to a blow device for plastic master batch processing. BACKGROUND

[0002] The full name of master batch is plastic master batch, which is composed of excess chemical additives, carrier resin and dispersant, etc. Master batch refers to the granular material prepared by mixing and mixing various additives and fillers with a small amount of carrier resin in the plastic processing and molding process for the convenience of operation, and is prepared by metering, mixing, melting, extruding, cutting and other processing processes of extruders and other equipment.

[0003] The main purpose of blowing in the plastic master batch processing process is to dry and remove moisture. In plastic processing, moisture in the master batch can affect processing effect and product quality.

[0004] Now when blowing plastic master batch, plastic particles are usually directly put into the barrel for blowing. However, in the barrel, master batch is usually in static or slight vibration state, which can easily cause master batch to contact for a long time and cause adhesion. The airflow distribution inside the barrel is usually not as uniform as the screen cylinder, which can easily cause the master batch in some areas to dry insufficiently, while the master batch in other areas is over-dried. UTILITY MODEL CONTENTS

[0005] The utility model provides a kind of blow device for plastic master batch processing, solve the problem that in the related art, generally plastic particles are directly put into the barrel for blowing, but in the barrel, master batch is usually in static or slight vibration state, which can easily cause master batch to contact for a long time and cause adhesion. The airflow distribution inside the barrel is usually not as uniform as the screen cylinder, which can easily cause the master batch in some areas to dry insufficiently, while the master batch in other areas is over-dried.

[0006] The technical scheme of the utility model is as follows: a kind of blow device for plastic master batch processing, including fixed frame, the top of the fixed frame is fixedly installed with installation shell, two fixed plates are fixedly installed on the inner bottom wall of the installation shell, one screen cylinder is rotatably installed on the two fixed plates, and the inner side wall of the screen cylinder is fixedly installed with spiral blade;

[0007] The fixed frame is fixedly installed with first motor on one side through motor bracket, the output end of the first motor extends to the inside of the installation shell and is fixedly installed with connecting frame, and the connecting frame is fixedly connected between the screen cylinder and the connecting frame.

[0008] The installation shell is provided with conveying assembly on one side, and one end of the conveying assembly extends to the inner side of the screen cylinder.

[0009] The bottom of the installation shell is provided with a blowing assembly, and one end of the blowing assembly extends to the inside of the installation shell.

[0010] Preferably, a connecting plate is arranged in the middle of the two fixing plates, and the two ends of the connecting plate are fixed with the two fixing plates respectively, a brush is fixedly installed at the bottom of the connecting plate, and the brush is in contact with the outer side wall of the screen cylinder.

[0011] Preferably, the blowing assembly comprises two connecting housings fixedly installed at the bottom of the installation shell, a pair of connecting pipes is fixedly installed at the top of each of the two connecting housings, and a blowing pipe is fixedly installed at the top of the two pairs of connecting pipes and extends into the inside of the fixing frame;

[0012] A row of electric heating pipes is fixedly installed on the inner wall of each of the two connecting housings, and a fan is fixedly installed on the inner wall of each of the two connecting housings through a mounting frame and is located below the electric heating pipe.

[0013] Preferably, a fixed square frame is inserted into the bottom of each of the two connecting housings, and the fixed square frame is fixedly connected with the connecting housing through screws, and a filter screen is fixedly installed at the bottom of the fixed square frame.

[0014] Preferably, the conveying assembly comprises a hollow pipe arranged through one side of the installation shell and fixedly connected with the installation shell, and a spiral conveying rod is arranged in the inside of the hollow pipe.

[0015] One end of the spiral conveying rod is rotatably connected with a fixed shell fixedly installed at one end of the hollow pipe, a driving mechanism is arranged on the fixed shell and fixedly connected with the fixed shell.

[0016] Preferably, the driving mechanism comprises a second motor fixedly installed at one side of the fixed shell through a motor bracket, an output end of the second motor extends into the inside of the fixed shell and is fixedly installed with a driving sprocket, one end of the spiral conveying rod is fixedly installed with a driven sprocket, and the driving sprocket is in tensionally meshing connection with the driven sprocket through a synchronous belt.

[0017] Preferably, a temperature and humidity sensor is fixedly installed at one side of the inner wall of the installation shell.

[0018] The working principle and beneficial effects of the utility model are as follows:

[0019] The plastic master batch is continuously and stably conveyed into the screen cylinder through the conveying assembly, then the first motor drives the connecting frame, so that the screen cylinder can rotate under the driving of the connecting frame, and then under the cooperation of the spiral blades, the plastic master batch can move in the screen cylinder, thereby ensuring that each part of the master batch surface can fully contact with the dry air, which can improve the drying effect, avoid uneven drying phenomenon, and reduce the risk of adhesion. BRIEF DESCRIPTION OF DRAWINGS

[0020] The utility model will be made further detailed description in combination with the specific embodiment and the drawing.

[0021] Figure 1 The overall structure schematic view for the utility model is shown in the figure.

[0022] Figure 2 The cross-sectional structure schematic view of the mounting shell for the utility model is shown in the figure.

[0023] Figure 3 The structure schematic view of the blowing assembly for the utility model is shown in the figure.

[0024] Figure 4 The cross-sectional structure schematic view of the screen cylinder for the utility model is shown in the figure.

[0025] Figure 5 The structure schematic view of the screen cylinder for the utility model is shown in the figure. Figure 3 The enlarged structure schematic view of A in the figure.

[0026] In the figure: 1, fixed frame; 2, mounting shell; 3, fixed plate; 4, screen cylinder; 5, spiral blade; 6, first motor; 7, connecting frame; 8, conveying assembly; 81, hollow pipe; 82, spiral conveying rod; 83, fixed shell; 84, driving mechanism; 8401, second motor; 8402, driving synchronous wheel; 8403, driven synchronous wheel; 9, blowing assembly; 91, connecting shell; 92, connecting pipe; 93, blowing pipe; 94, electric heating pipe; 95, fan; 10, fixed square frame; 11, filter screen; 12, connecting plate; 13, brush. DETAILED DESCRIPTION

[0027] The technical solutions in the embodiments of the utility model will be clearly and completely described below, obviously, the described embodiments are only part of the embodiments of the utility model, not all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by the ordinary skilled in the art without creative labor are involved in the scope of protection of the utility model.

[0028] Embodiment one

[0029] Please refer to Figure 1 - Figure 5The utility model provides a kind of blowing device for plastic master batch processing, including fixed frame 1, the top of fixed frame 1 is fixedly installed with installation shell 2, two fixed plates 3 are symmetrically fixedly installed on the inner bottom wall of installation shell 2, one screen cylinder 4 is rotatably installed on two fixed plates 3, and spiral blade 5 is fixedly installed on the inner side wall of screen cylinder 4;

[0030] First motor 6 is fixedly installed on the side of fixed frame 1 by motor frame, and the output end of first motor 6 extends to the inside of installation shell 2 and is fixedly installed with connecting frame 7, and connecting frame 7 is fixedly connected between screen cylinder 4;

[0031] One end of conveying assembly 8 provided on the side of installation shell 2 extends to the inside of screen cylinder 4.

[0032] Blowing assembly 9 is provided at the bottom of installation shell 2, and one end of blowing assembly 9 extends to the inside of installation shell 2.

[0033] The utility model provides a kind of blowing device for plastic master batch processing, when using, by conveying assembly 8 on installation shell 2, plastic master batch can be continuously and stably conveyed to screen cylinder 4 in installation shell 2, then start blowing assembly 9, can be conveyed hot air to installation shell 2, then start first motor 6, so that first motor 6 drives connecting frame 7 to rotate, then connecting frame 7 in rotation drives screen cylinder 4 rotatably installed on fixed plate 3, so that screen cylinder 4 is cooperated under spiral blade 5, both make that the plastic master batch in its inside can move to the discharge port on installation shell 2, and also make that plastic master batch can constantly turn over in the conveying process, ensure that each part on the surface of master batch can be fully contacted with dry air, both can improve drying effect, avoid the phenomenon of uneven drying, and reduce the risk of sticking.

[0034] In addition, it should be noted that the hole on screen cylinder 4 is smaller than the diameter of plastic master batch, to avoid plastic master batch leaking from the hole on screen cylinder 4 when screen cylinder 4 drives plastic master batch to turn over and advance.

[0035] Further, blowing assembly 9 includes two connecting housings 91 fixedly installed at the bottom of installation shell 2, a pair of connecting pipes 92 is fixedly installed on the top of two connecting housings 91, and a blowing pipe 93 is fixedly installed on the top of two pairs of connecting pipes 92 and extends to the inside of fixed frame 1.

[0036] A row of electric heating pipes 94 is fixedly installed on the inner wall of two connecting housings 91, and fan 95 is fixedly installed on the inner wall of two connecting housings 91 by mounting frame, and fan 95 is located below electric heating pipe 94.

[0037] Specifically, the fan 95 blows air into the connecting shell 91, and the air is heated by the electric heating tube 94 and then enters the blowing pipe 93 from the connecting pipe 92, and finally the hot air in the blowing pipe 93 is blown to the screen cylinder 4 from the branch pipe, so that the plastic master batch can be blown dry and moisture can be removed.

[0038] In addition, it should be noted that the electric heating tube 94 can be turned on or off according to the needs during blowing.

[0039] Further, the bottom of each of the two connecting shells 91 is inserted with a fixed square box 10, and the fixed square box 10 is fixedly connected between the connecting shell 91 and the screw, and the bottom of the fixed square box 10 is fixedly installed with a filter screen 11.

[0040] Specifically, the filter screen 11 at the bottom of the fixed square box 10 can filter the air entering the connecting shell 91.

[0041] Further, the conveying assembly 8 comprises a hollow pipe 81 penetratingly arranged on one side of the mounting shell 2, and the hollow pipe 81 is fixedly connected with the mounting shell 2, and the inside of the hollow pipe 81 is provided with a spiral conveying rod 82.

[0042] One end of the hollow pipe 81 is fixedly installed with a fixed shell 83, and one end of the spiral conveying rod 82 is rotatably connected with the fixed shell 83, and the fixed shell 83 is provided with a driving mechanism 84, and the driving mechanism 84 is fixedly connected with the fixed shell 83.

[0043] Specifically, the driving mechanism 84 drives the spiral conveying rod 82 in the hollow pipe 81 to rotate, so that the plastic master batch can be continuously and stably conveyed into the screen cylinder 4, so that the problem of flow interruption does not occur, and the production efficiency is improved.

[0044] Further, the driving mechanism 84 comprises a second motor 8401 fixedly installed on one side of the fixed shell 83 through a motor bracket, the output end of the second motor 8401 extends into the inside of the fixed shell 83 and is fixedly installed with a driving synchronous wheel 8402, one end of the spiral conveying rod 82 is fixedly installed with a driven synchronous wheel 8403, and the driving synchronous wheel 8402 is tensionally engaged with the driven synchronous wheel 8403 through a synchronous belt.

[0045] Specifically, the second motor 8401 drives the driving synchronous wheel 8402 to rotate, and then the driving synchronous wheel 8402 drives the driven synchronous wheel 8403 through the synchronous belt, so that the spiral conveying rod 82 can rotate.

[0046] Example two

[0047] Based on embodiment one, in this embodiment: the middle of the two fixed plates 3 is provided with a connecting plate 12, and the two ends of the connecting plate 12 are fixed between the two fixed plates 3 respectively, the bottom of the connecting plate 12 is fixedly installed with a brush 13, and the brush 13 is in contact with the outer side wall of the screen cylinder 4.

[0048] The technical scheme provided by the embodiment is: through the brush 13 at the bottom of the connecting plate 12, the screen cylinder 4 in rotation can be cleaned, so that the plastic master batch is prevented from being clamped into the holes on the screen cylinder 4.

[0049] Embodiment three

[0050] Based on embodiment one, in this embodiment: one side of the inner wall of the installation shell 2 is fixedly installed with a temperature and humidity sensor respectively.

[0051] The technical scheme provided by the embodiment is: through the temperature and humidity sensor, the temperature inside the installation shell 2 can be detected, so that the temperature inside the installation shell 2 is conveniently controlled, and the melting phenomenon of the plastic master batch due to the excessively high temperature is avoided.

[0052] The above is only a preferred embodiment of the utility model, and does not limit the utility model, and any modification, equivalent replacement, improvement, etc. within the spirit and principle of the utility model should be included in the protection scope of the utility model.

Claims

1. A blow-off device for processing plastic master batch, comprising a fixing frame (1), characterized in that, The top of the fixed frame (1) is fixedly installed with a mounting shell (2), two fixed plates (3) are symmetrically and fixedly installed on the inner bottom wall of the mounting shell (2), and a sieve cylinder (4) is commonly and rotatably installed on the two fixed plates (3); and helical blades (5) are fixedly installed on the inner side wall of the sieve cylinder (4). One side of the fixed frame (1) is fixedly installed with a first motor (6) through a motor bracket, a connecting bracket (7) is fixedly installed on the output end of the first motor (6) and extends to the inside of the mounting shell (2), and the connecting bracket (7) is fixedly connected with the sieve cylinder (4). One side of the mounting shell (2) is provided with a conveying assembly (8), and one end of the conveying assembly (8) extends to the inner side of the sieve cylinder (4). The bottom of the mounting shell (2) is provided with a blowing assembly (9), and one end of the blowing assembly (9) extends to the inside of the mounting shell (2).

2. A plastic master batch processing air blowing device according to claim 1, characterized in that: The middle of the two fixed plates (3) is provided with a connecting plate (12), and the two ends of the connecting plate (12) are fixedly connected with the two fixed plates (3), respectively; a brush (13) is fixedly installed on the bottom of the connecting plate (12) and is in contact with the outer side wall of the sieve cylinder (4).

3. A plastic master batch processing air blowing device according to claim 1, characterized in that: The blowing assembly (9) comprises two connecting housings (91) fixedly installed at the bottom of the mounting shell (2), a pair of connecting pipes (92) is fixedly installed on the top of each of the two connecting housings (91), and a blowing pipe (93) is commonly and fixedly installed on the top of the two pairs of connecting pipes (92) and extends to the inside of the fixed frame (1). A row of electric heating pipes (94) is fixedly installed on the inner wall of each of the two connecting housings (91), and a fan (95) is fixedly installed on the inner wall of each of the two connecting housings (91) through a mounting bracket and is located below the electric heating pipe (94).

4. A plastic master batch processing air blowing device according to claim 3, characterized in that: The bottom of each of the two connecting housings (91) is inserted with a fixed square frame (10), the fixed square frame (10) is fixedly connected with the connecting housing (91) through screws, and a filter screen (11) is fixedly installed on the bottom of the fixed square frame (10).

5. The blow unit for processing of plastic master batch according to claim 1, wherein: The conveying assembly (8) comprises a hollow pipe (81) penetratingly arranged on one side of the mounting shell (2) and fixedly connected with the mounting shell (2), and a spiral conveying rod (82) is arranged in the hollow pipe (81). One end of the hollow pipe (81) is fixedly installed with a fixed shell (83), one end of the spiral conveying rod (82) is rotatably connected with the fixed shell (83), a driving mechanism (84) is arranged on the fixed shell (83) and fixedly connected with the fixed shell (83).

6. A plastic master batch processing air blowing device according to claim 5, characterized in that: The driving mechanism (84) comprises a second motor (8401) fixedly installed on one side of the fixed shell (83) through a motor bracket, an output end of the second motor (8401) extends to the inside of the fixed shell (83) and is fixedly installed with a driving sprocket (8402), one end of the spiral conveying rod (82) is fixedly installed with a driven sprocket (8403), and the driving sprocket (8402) is connected with the driven sprocket (8403) through tension engagement of a synchronous belt.

7. A plastic master batch processing air blowing device according to claim 1, characterized in that: A temperature and humidity sensor is fixedly installed on one side of the inner wall of the mounting shell (2).