Hot melting device for plastic master batch processing

Abstract

The utility model discloses a hot melting device for plastic master batch processing, which relates to the technical field of plastic master batch processing and comprises a hot melting box, a feeding device is fixedly mounted at the top of the hot melting box, a first motor is fixedly mounted at the bottom of the feeding device, and a stirring rod is mounted on an output shaft of the first motor. A plurality of stirring blades are fixedly installed on the surface of the stirring rod, and a discharging pipe is fixedly installed at the bottom of the hot melting box. The first motor drives the stirring rod and the stirring blade, the stirring blade stirs stacked master batches, so that the master batches are uniformly heated, the stirring rod drives the stirring frame, the stirring frame drives the scraping plate through the T-shaped block, meanwhile, the notch is formed in the stirring frame, the spring is installed in the notch, one end of the T-shaped block is connected with the notch, and the other end of the T-shaped block is fixedly connected with the scraping plate. And the scraping plate rotates on the inner wall of the hot melting box for cleaning and scrapes master batches adhered to the inner wall of the hot melting box due to heating, so that residues are not easy to remain on the inner wall of the hot melting box.

Description

Technical Field

[0001] The utility model belongs to the technical field of plastic masterbatch processing, in particular to a hot-melt device used for plastic masterbatch processing. Background Art

[0002] As a plastic masterbatch processing aid, plastic masterbatch processing is composed of excess chemical additives, carrier resins and dispersants, etc., and is often used in the manufacture of plastic products. When processing plastic masterbatch, hot melt treatment is an indispensable step. However, when hot-melting the existing plastic masterbatch processing, it is generally heated at high temperature by a heating plate to complete the hot-melting work. Since the plastic masterbatch processing is piled up together, it is easy to cause the hot-melt efficiency to be too low, affecting the subsequent processing. At the same time, it is not convenient to clean the inside of the device, and it is easy to leave residues on the inner wall of the device, so targeted improvement design is needed. Utility Model Content

[0003] The utility model aims to solve the problem that residues are easily left on the inner wall of the device in the prior art, and proposes the following technical solutions:

[0004] A hot melt device for processing plastic masterbatch comprises: a hot melt box, a feeding device is fixedly installed on the top of the hot melt box, a first motor is fixedly installed on the bottom of the feeding device, a stirring rod is installed on the output shaft of the first motor, a plurality of stirring blades are fixedly installed on the surface of the stirring rod, a heating device is fixedly installed on the inner wall of the hot melt box, a discharge pipe is fixedly installed on the bottom of the hot melt box, support legs are fixedly installed on the bottom of the hot melt box, a through hole is opened on one side of the top of the hot melt box, a cleaning device is fixedly installed on the surface of the stirring rod, the cleaning device comprises a stirring frame, the stirring frame is fixedly installed with the top of the stirring blade, a notch is opened on one side of the stirring frame, a spring is installed in the notch, a T-shaped block is installed in the notch, and one end of the T-shaped block is fixedly installed on one side of a scraper.

[0005] As a preferred embodiment of the above technical solution, the feeding device includes a support plate, a second motor is fixedly installed on the top of the support plate, one end of the support plate is fixedly installed on the top side of the hot melt box, a spiral rod is fixedly installed on the output shaft of the second motor, a through hole is opened on one side of the top of the hot melt box, the spiral rod is located inside the through hole, and a cover plate is threadedly connected to the outer side of one end of the spiral rod.

[0006] As a preferred embodiment of the above technical solution, one end of each of the plurality of stirring blades is fixedly mounted on the surface of a stirring rod, and a stirring frame is mounted on the surface of the stirring rod at the top of the stirring blades.

[0007] As a preferred embodiment of the above technical solution, the spring is installed in the groove of the stirring frame, and a hole is opened at the bottom of the hot melt box and a discharge pipe is fixedly installed.

[0008] As a preferred embodiment of the above technical solution, a support plate is installed on one side of the top of the hot melt box and is located at the lower side of one end of the through hole.

[0009] As a preferred embodiment of the above technical solution, one end of the spiral rod is fixedly connected to the output shaft of the second motor and the other end is threadedly connected to a cover plate with a threaded hole.

[0010] The beneficial effects of the utility model are:

[0011] (1) The utility model adopts a cleaning device: the first motor drives the stirring rod, the stirring rod drives the stirring frame and the stirring blade, the stirring blade stirs the master batches piled together to make the master batches heated evenly, the stirring frame drives the scraper through the T-shaped block, and a notch is provided on the stirring frame, a spring is installed in the notch, one end of the T-shaped block is connected to the notch, and the other end is fixedly connected to the scraper, so that the scraper can be swung slightly left and right, making the scraper more flexible and efficient, and the scraper rotates and cleans the inner wall of the hot melt box, scraping the master batches stuck to the inner wall of the hot melt box due to heating, so that it is not easy to leave residues on the inner wall of the hot melt box;

[0012] (2) The utility model starts the second motor to drive the feeding device: the output shaft of the second motor drives the spiral rod to rotate, so that the spiral rod drives the cover plate to move horizontally through the spiral groove of the cover plate in the through hole, so that the feeding bin is closed or opened, which is convenient for unloading and not easy to cause the feeding to be blocked;

[0013] Other features and advantages of the utility model will be described in the following description, and partly become apparent from the description, or understood by implementing the utility model. The purpose and other advantages of the utility model can be realized and obtained by the structures indicated in the description and the drawings. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 The overall structure schematic diagram of the embodiment of the utility model is shown;

[0015] Figure 2 A schematic diagram of a cleaning device according to an embodiment of the utility model is shown;

[0016] Figure 3 The schematic diagram of the structure of the feeding device of the embodiment of the utility model is shown;

[0017] Figure 4 The utility model embodiment is shown Figure 1 Enlarged view of part A in the middle;

[0018] Figure 5 A three-dimensional schematic diagram of a feeding device according to an embodiment of the utility model is shown.

[0019] In the figure: 1. hot melt box; 2. cleaning device; 21. stirring frame; 22. T-block; 23. spring; 24. scraper; 25. notch; 3. feeding device; 31. support plate; 32. second motor; 33. screw rod; 34. through hole; 35. cover plate; 4. first motor; 5. heating device; 6. stirring rod; 7. stirring blade; 8. discharge pipe; 9. support leg. DETAILED DESCRIPTION

[0020] In order to make the purpose, technical solution and advantages of the embodiments of the present utility model clearer, the technical solution of the present utility model will be clearly and completely described below in conjunction with the embodiments.

[0021] Example 1

[0022] The utility model provides a hot-melt device for processing plastic masterbatch, such as Figure 1 As shown, a hot melt box 1 is fixedly installed with a feeding device 3 on the top of the hot melt box 1, and a first motor 4 is fixedly installed at the bottom of the feeding device 3. A stirring rod 6 is fixedly installed on the output shaft of the first motor 4, and a plurality of stirring blades 7 are fixedly installed on the surface of the stirring rod 6. The stirring blades 7 installed on the surface of the stirring rod 6 are driven by the first motor 4 to rotate to stir the master batches in the hot melt box. A heating device 5 is fixedly installed on the inner wall of the hot melt box 1 to heat and melt the master batches in the hot melt box 1. The master batches are heated and melted more evenly by stirring. A discharge pipe 8 is fixedly installed at the bottom of the hot melt box 1 to make the melted master batches come out of the discharge pipe 8 The hot melt box 1 is fixedly provided with support legs 9 at the bottom, a through hole 34 is provided on one side of the top of the hot melt box 1, a cleaning device 2 is fixedly provided on the surface of the stirring rod 6, and the cleaning device 2 comprises a stirring frame 21, the stirring frame 21 is fixedly provided with the top of the stirring blade 7, a notch 25 is provided on one side of the stirring frame 21, a spring 23 is installed in the notch 25, a T-shaped block 22 is installed in the notch 25, one end of the T-shaped block 22 is fixedly provided on one side of the scraper 24, and when the stirring frame 21 rotates, the scraper 24 is fixedly connected through the T-shaped block 22 in the notch 25 so that it rotates on the inner wall of the hot melt box 1.

[0023] like Figure 4 As shown, the feeding device 3 includes a support plate 31, a second motor 32 is fixedly installed on the top of the support plate 31, one end of the support plate 31 is fixedly installed on the top side of the hot melt box 1, a screw rod 33 is fixedly installed on the output shaft of the second motor 32, a through hole 34 is opened on the top side of the hot melt box 1, the screw rod 33 is located inside the through hole 34, the fixing plate 31 fixes the second motor 32, and one end of the screw rod 33 is threadedly connected to a cover plate 35, and the cover plate 35 is horizontally moved by the screw rod 33 so that it can open or close the feed port.

[0024] like Figure 1As shown, one end of the plurality of stirring blades 7 is fixedly mounted on the surface of the stirring rod 6 , and a stirring frame 21 is mounted on the surface of the stirring rod 6 at the top of the stirring blades 7 , so that the stirring rod 6 can drive the stirring frame 21 and the stirring blades 7 at the same time.

[0025] like Figure 1 As shown, a hole is opened at the bottom of the hot melt box 1 and a discharge pipe 8 is fixedly installed. The radius of the top of the discharge pipe 8 is the same as the radius of the hole opened at the bottom of the hot melt box 1.

[0026] like Figure 4 As shown, a spiral hole is opened on one side of the cover plate 35 , and the cover plate 35 can be horizontally moved into the through hole 34 by being driven by the threaded rod 33 .

[0027] like Figure 4 As shown, a support plate 31 is installed on one side of the top of the hot melt box 1 and is located at the lower side of one end of the through hole 34, so that the output shaft of the second motor 32 is in a horizontal position with the through hole 34 and one end of the screw rod 33 is fixedly installed, so that the screw rod 33 can be inside the through hole 34.

[0028] like Figure 4 As shown, one end of the screw rod 33 is fixedly connected to the output shaft of the second motor 32 and the other end is threadedly connected to the cover plate 35 with a threaded hole, so that the second motor 32 can rotate the screw rod 33 to open the cover plate 35.

[0029] The hot melt box 1 is provided with a discharge port at the bottom, and a sealing plug is threadedly connected to the bottom of the discharge port.

[0030] Working principle: first, start the heating device 5 to heat the inside of the hot melt box 1. After the temperature inside the hot melt box reaches the standard, start the first motor 4 and the second motor 32. When the output shaft of the second motor 32 rotates, the spiral rod 33 rotates in the threaded hole opened in the cover plate 35, so that the cover plate moves horizontally to the through hole 34, and an appropriate amount of masterbatch is poured in. Then the second motor 32 reverses to make the cover plate move horizontally out of the through hole 34, close the feed port, and then the output shaft of the first motor 4 drives the stirring rod 6 to rotate. The stirring rod 6 drives the stirring blade 7 and the stirring frame 21 fixedly connected on the surface to rotate at the same time to stir the masterbatch in the hot melt box. A spring is installed in the notch opened on one side of the stirring frame 21, one end of the T-shaped block 22 is installed in the notch, and the other end is fixedly installed on one side of the scraper 24. Through the rotation of the stirring frame 21, the scraper 24 can be driven to rotate on the inner wall of the hot melt box 1, and the masterbatch adhered to the inner wall of the hot melt box 1 is scraped off for stirring, so that the heated masterbatch comes out from the discharge pipe.

[0031] Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art should understand that they can still modify the technical solutions described in the aforementioned embodiments, or make equivalent replacements for some of the technical features therein; and these modifications or replacements do not make the essence of the corresponding technical solutions deviate from the spirit and scope of the technical solutions of the embodiments of the present invention.

[0032] The above embodiments are only used to illustrate the technical solution of the present invention, but not to limit it.

Claims

1. A hot melt device for processing plastic masterbatch, characterized in that: The invention comprises a hot melt box (1), a feeding device (3) fixedly mounted on the top of the hot melt box (1), a first motor (4) fixedly mounted on the bottom of the feeding device (3), a stirring rod (6) mounted on the output shaft of the first motor (4), a plurality of stirring blades (7) fixedly mounted on the surface of the stirring rod (6), a heating device (5) fixedly mounted on the inner wall of the hot melt box (1), a discharge pipe (8) fixedly mounted on the bottom of the hot melt box (1), and a plurality of supporting legs (9) fixedly mounted on the bottom of the hot melt box (1). A through hole (34) is provided on one side of the top of the hot melt box (1), a cleaning device (2) is fixedly mounted on the surface of the stirring rod (6), the cleaning device (2) comprises a stirring frame (21), the stirring frame (21) is fixedly mounted on the top of the stirring blade (7), a notch (25) is provided on one side of the stirring frame (21), a spring (23) is installed in the notch (25), a T-shaped block (22) is installed in the notch (25), and a scraper (24) is fixedly mounted on one end of the T-shaped block (22).

2. A hot melt device for processing plastic masterbatch according to claim 1, characterized in that: The feeding device (3) comprises a support plate (31), a second motor (32) is fixedly mounted on the top of the support plate (31), one end of the support plate (31) is fixedly mounted on one side of the top of the hot melt box (1), a screw rod (33) is fixedly mounted on the output shaft of the second motor (32), a through hole (34) is opened on one side of the top of the hot melt box (1), the screw rod (33) is located inside the through hole (34), and a cover plate (35) is threadedly sleeved on the outer side of the screw rod (33).

3. A hot melt device for processing plastic masterbatch according to claim 2, characterized in that: One end of each of the plurality of stirring blades (7) is fixedly mounted on the surface of a stirring rod (6); a stirring frame (21) is mounted on the surface of the stirring rod (6) at the top of the stirring blades (7); and the top of the stirring frame (21) is fixedly mounted on the outside of the stirring rod at the top of the stirring blades (7).

4. A hot melt device for processing plastic masterbatch according to claim 2, characterized in that: The hot melt box (1) has a discharge port at the bottom, and a sealing plug is threadedly connected to the bottom of the discharge port.

5. A hot melt device for processing plastic masterbatch according to claim 2, characterized in that: The support plate (31) is located at the lower side of one end of the through hole (34).

6. A hot melt device for processing plastic masterbatch according to claim 2, characterized in that: One end of the spiral rod (33) is fixedly connected to the output shaft of the second motor (32), and the other end is threadedly connected to a cover plate (35) having a threaded hole.

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