Particle screening device of color master batch granulator

Abstract

The utility model relates to the technical field of color master batch production and manufacturing, in particular to a particle screening device of a color master batch granulator. The device comprises a supporting frame, a conveying barrel is transversely arranged on the supporting frame, a plurality of rotating rings are installed on the supporting frame, the conveying barrel is installed in the rotating rings through bearings, a fine screening barrel is arranged on the outer side of the conveying barrel, an outer barrel is arranged on the outer side of the fine screening barrel, and the conveying barrel, the fine screening barrel and the outer barrel are all of barrel-shaped structures with openings facing the rear ends. Spiral feeding strips are arranged on the inner side walls of the conveying cylinder, the fine screening cylinder and the outer cylinder, coarse screening holes are formed in the side wall of the conveying cylinder, and fine screening holes are formed in the fine screening cylinder; according to the color master batch screening device, the roller-shaped structure is adopted, the spiral feeding strip is used for driving, color master batches are turned over in the backward conveying process, therefore, adhered particles are separated, then three-stage screening is carried out, the color master batches of different sizes are automatically output into different discharging grooves, the structure is simple and efficient, and one machine has multiple functions.

Description

TECHNICAL FIELD

[0001] The utility model relates to color masterbatch production manufacturing technical field, concretely relates to a kind of color masterbatch granulator granule screening device. BACKGROUND

[0002] As an important plastic processing raw material, color masterbatch is widely used in plastic industry, and the quality of color masterbatch directly affects the color uniformity, physical properties and processing performance of the final plastic product. In the production process of color masterbatch, the granulator is used to uniformly mix the pigment and plastic base material and form particles. However, the shape, size and uniformity of the particles obtained during the granulation process often differ, which poses certain challenges to subsequent production and quality control.

[0003] However, the existing equipment needs to screen the color masterbatch of different sizes in sequence for multiple times, which requires the use of different equipment, resulting in high screening cost and low efficiency. UTILITY MODEL CONTENT

[0004] The utility model aims at the defects and deficiencies of the prior art, and provides a color masterbatch granulator granule screening device with reasonable design, which can solve the above-mentioned defects.

[0005] To achieve the above-mentioned purpose, the utility model adopts the following technical scheme: it contains support frame, support frame is provided with conveying cylinder transversely, support frame is installed with multiple rotating rings, conveying cylinder is installed in rotating ring through bearing, conveying cylinder lower side is equipped with driving structure, conveying cylinder side front end is equipped with feeding door, conveying cylinder outer side is equipped with fine screening cylinder, fine screening cylinder outer side is equipped with outer cylinder, conveying cylinder, fine screening cylinder and outer cylinder are all cylinder structure with rear end opening, the inner side wall of conveying cylinder, fine screening cylinder and outer cylinder is equipped with spiral feeding strip, the side wall of conveying cylinder is opened with coarse sieve hole, fine screening cylinder is opened with fine sieve hole, the mouth part of conveying cylinder, fine screening cylinder and outer cylinder is equipped with coarse material discharge slot, medium material discharge slot and fine material discharge slot respectively below support frame.

[0006] Preferably, the front end of the outer cylinder and the fine screening cylinder is aligned, the mouth part behind the fine screening cylinder is located in front of the mouth part of the conveying cylinder, and the length of the outer cylinder is less than the length of the fine screening cylinder.

[0007] Preferably, the diameter of the coarse sieve hole is larger than the diameter of the fine sieve hole, and the coarse sieve hole and the fine sieve hole are located at the inner side of the outer cylinder.

[0008] Preferably, the width of the part of the spiral feeding strip in the conveying cylinder from the coarse sieve hole to the rear is less than the width of the rest part.

[0009] Preferably, the driving structure contains a driving motor arranged on the support frame, the rotating shaft of the driving motor is connected with a speed reducer, and the output shaft of the speed reducer is connected to the conveying cylinder through a transmission gear set.

[0010] Preferably, the feeding door is provided with a locking structure.

[0011] After the above structure is adopted, the beneficial effects of the present application are as follows:

[0012] The present application adopts a roller structure, utilizes the spiral feeding strip to drive, makes the color master batch roll in the process of backward conveying, thereby separates the adhered particles, then carries out three-stage screening, and automatically outputs the color master batches of different sizes to different discharge grooves, the front end width of the spiral feeding strip is large, which can ensure the color master batch to be conveyed backward at a stable speed, the rear end width is small, which gives the color master batch a large activity space, makes the rolling amplitude increase in the screening process, not only can enhance the separation of the adhered particles, but also can enhance the fluidity between the color master batch particles, thereby enhances the uniformity of the color master batch screening, prevents part of the particles from not contacting the coarse sieve hole position, has simple and efficient structure, and has multiple functions in one machine. BRIEF DESCRIPTION OF DRAWINGS

[0013] Fig. 1 is a right side structure schematic view of the present application;

[0014] Fig. 2 is a rear side structure schematic view of the present application;

[0015] Fig. 3 is a cross-sectional view of the conveying cylinder, the fine screening cylinder, the outer cylinder and the corresponding discharge groove in the present application.

[0016] BRIEF DESCRIPTION OF DRAWINGS:

[0017] 1, support frame; 2, conveying cylinder; 3, rotating ring; 4, feeding door; 5, locking structure; 6, transmission gear set; 7, driving motor; 8, speed reducer; 9, spiral feeding strip; 10, coarse sieve hole; 11, fine screening cylinder; 12, fine sieve hole; 13, outer cylinder; 14, fine discharge groove; 15, medium discharge groove; 16, coarse discharge groove. DETAILED DESCRIPTION

[0018] The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, rather than all the embodiments. Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the present application.

[0019] Referring to Figs. 1-3As shown, it comprises a support frame 1, a conveying cylinder 2 is arranged transversely on the support frame 1, a plurality of rotating rings 3 are installed on the support frame 1, the conveying cylinder 2 is installed in the rotating ring 3 through a bearing, a driving structure is arranged below the conveying cylinder 2, a feeding door 4 is arranged at the front end of the side of the conveying cylinder 2, a fine screening cylinder 11 is arranged outside the conveying cylinder 2, an outer cylinder 13 is arranged outside the fine screening cylinder 11, the conveying cylinder 2, the fine screening cylinder 11 and the outer cylinder 13 are all cylindrical structures with the rear end open, the inner side walls of the conveying cylinder 2, the fine screening cylinder 11 and the outer cylinder 13 are all provided with spiral feeding strips 9, the side wall of the conveying cylinder 2 is provided with a coarse sieve hole 10, the fine screening cylinder 11 is provided with a fine sieve hole 12, the front ends of the outer cylinder 13 and the fine screening cylinder 11 are aligned, the mouth portion behind the fine screening cylinder 11 is located in front of the mouth portion of the conveying cylinder 2, the length of the outer cylinder 13 is less than the length of the fine screening cylinder 11, the diameter of the coarse sieve hole 10 is greater than the diameter of the fine sieve hole 12, and the coarse sieve hole 10 and the fine sieve hole 12 are both located at the inner side of the outer cylinder 13;

[0020] Coarse material discharge grooves 16, medium material discharge grooves 15 and fine material discharge grooves 14 are arranged below the mouth portions of the conveying cylinder 2, the fine screening cylinder 11 and the outer cylinder 13 on the support frame 1 respectively;

[0021] The part of the spiral feeding strip 9 in the conveying cylinder 2 from the coarse sieve hole 10 to the rear has a width smaller than that of the remaining part;

[0022] The driving structure comprises a driving motor 7 arranged on the support frame 1, the rotating shaft of the driving motor 7 is connected with a speed reducer 8, and the output shaft of the speed reducer 8 is connected to the conveying cylinder 2 through a transmission gear set 6;

[0023] The feeding door 4 is provided with a locking structure 5.

[0024] The principle and use process of the utility model are as follows:

[0025] First open the locking structure 5, then open the feed door 4, pour the color master batch into the conveying cylinder 2, then close the feed door 4 and lock, start the driving motor 7, the driving motor 7 drives the conveying cylinder 2 to rotate after deceleration through the speed reducer 8, in the rotating process of the conveying cylinder 2, the internal spiral feeding strip 9 drives the color master batch to roll back, since the width of the front end spiral feeding strip 9 is larger, the contact area with the color master batch is large, the color master batch can be driven to move back quickly, and rolling is generated between each other, so that the adhesion part is separated, then reaches the coarse sieve hole 10, the width of the spiral feeding strip 9 is reduced, the activity range of the color master batch is increased, the color master batch rolls greatly, the color master batch with a diameter less than the coarse sieve hole 10 falls from the coarse sieve hole 10 to the fine screening cylinder 11, and the color master batch with a diameter greater than the coarse sieve hole 10 is discharged from the mouth of the conveying cylinder 2 to the coarse material discharge groove 16, the color master batch falling into the fine screening cylinder 11 is screened again, the color master batch with a diameter less than the fine sieve hole 12 falls into the outer cylinder 13 and is discharged to the fine material discharge groove 14, and the color master batch with a diameter greater than the fine sieve hole 12 is discharged to the medium material discharge groove 15, and the three-stage screening of the color master batch is completed.

[0026] It should be understood that the above specific embodiments of the present application are only used for illustrative or explanatory purposes of the principles of the present application, and do not constitute a limitation on the present application. Therefore, any modification, equivalent replacement, improvement, etc. made without departing from the spirit and scope of the present application shall be included in the protection scope of the present application. In addition, the appended claims of the present application are intended to cover all changes and modifications falling within the scope and boundary of the appended claims, or the equivalent forms of such scope and boundary.

Claims

1. A color masterbatch granulator particle screening device comprising a support frame (1), characterized in that: The support frame (1) is provided with a conveying cylinder (2) transversely, a plurality of rotating rings (3) are installed on the support frame (1), the conveying cylinder (2) is installed in the rotating ring (3) through a bearing, a driving structure is arranged below the conveying cylinder (2), a feeding door (4) is arranged at the front end of the side of the conveying cylinder (2), a fine screening cylinder (11) is arranged outside the conveying cylinder (2), an outer cylinder (13) is arranged outside the fine screening cylinder (11), the conveying cylinder (2), the fine screening cylinder (11) and the outer cylinder (13) are all cylindrical structures with the rear end being open, a spiral feeding strip (9) is arranged on the inner side wall of the conveying cylinder (2), the fine screening cylinder (11) and the outer cylinder (13), a coarse sieve hole (10) is formed in the side wall of the conveying cylinder (2), a fine sieve hole (12) is formed in the fine screening cylinder (11), a coarse material discharge chute (16), a medium material discharge chute (15) and a fine material discharge chute (14) are arranged below the mouths of the conveying cylinder (2), the fine screening cylinder (11) and the outer cylinder (13) respectively.

2. A masterbatch granulator particle screening device according to claim 1, characterized in that: The outer cylinder (13) and the fine screening cylinder (11) are aligned at the front end, the mouth at the rear of the fine screening cylinder (11) is located in front of the mouth of the conveying cylinder (2), and the length of the outer cylinder (13) is less than the length of the fine screening cylinder (11).

3. A masterbatch granulator particle screening device according to claim 2, characterised in that: The diameter of the coarse sieve hole (10) is greater than the diameter of the fine sieve hole (12), and the coarse sieve hole (10) and the fine sieve hole (12) are both located at the inner side of the outer cylinder (13).

4. A masterbatch granulator particle screening apparatus as claimed in claim 3, wherein: The width of the part of the spiral feeding strip (9) in the conveying cylinder (2) from the coarse sieve hole (10) to the rear is less than the width of the remaining part.

5. A masterbatch granulator particle screening device according to claim 1, characterized in that: The driving structure comprises a driving motor (7) arranged on the support frame (1), the rotating shaft of the driving motor (7) is connected with a speed reducer (8), and the output shaft of the speed reducer (8) is connected to the conveying cylinder (2) through a transmission gear set (6).

6. A masterbatch granulator particle screening device according to claim 1, characterized in that: The feeding door (4) is provided with a locking structure (5).

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