Feeding device for plastic particles

Abstract

The utility model relates to the technical field of plastic particle processing, in particular to a feeding device for plastic particles. Comprising a box body, a stirring assembly, a driving assembly and a drying assembly, the stirring assembly is installed in the box body, the driving assembly and the drying assembly are both installed at the top of the box body, a heating cavity is formed in the side wall of the box body, and a first heating pipe is installed in the heating cavity; the stirring assembly comprises a stirring rod, and one end of the stirring rod is rotationally connected to the top of the box body. Through the arrangement of the scraping plate and the first heating pipe, the stirring rod drives the scraping plate to move through the stirring blades, so that plastic particles attached to the inner wall of the box body are scraped by the scraping plate, and the inner wall of the box body is heated through the first heating pipe, so that the plastic particles are not easily attached to the inner wall of the box body in the stirring process; therefore, the loss of the plastic particles is reduced, and the production cost of plastic particle processing is reduced.

Description

Technical Field

[0001] The utility model belongs to the technical field of plastic particle processing, and particularly relates to a feeding device for plastic particles. Background Art

[0002] The plastic granulation process is the process of measuring, mixing, plasticizing and granulating polymer resins with various additives and auxiliaries to make granular plastics. Plastic granules are semi-finished products of the plastic molding industry and are also raw materials for molding production such as extrusion, injection molding, blow molding, and foaming. Granulation by extrusion is the most basic and simplest granulation method and is widely used.

[0003] After searching, in the prior art, Chinese patent application number: CN202123323293.1 discloses a feeding device for drying plastic particles, including a shell; a driving motor is fixedly installed in the middle of the right side of the upper surface of the shell, the motor shaft of the driving motor is fixedly connected to the first rotating rod, the top of the first rotating rod is fixedly connected to the middle of the bottom side of the first gear, the left side of the first gear is provided with a second gear, and the middle of the upper surface of the second gear is vertically penetrated by the second rotating rod. The utility model can introduce hot air into the shell to dry the plastic particles through the combination of the bellows, the heating wire, the hair dryer, the second rotating rod, the stirring rod, the first through groove, the second through groove and the air outlet. Through the combination of the driving motor, the first rotating rod, the first gear, the second gear, the first sealed bearing and the second sealed bearing, during the drying process, the stirring rod can be driven to rotate to stir the plastic particles in the shell, thereby further improving the drying effect of the plastic particles.

[0004] However, the device still has the following defects:

[0005] When the device is in use, plastic particles enter the shell through the feed pipe. When the plastic particles are stored in a humid environment, the surface of the plastic particles is relatively moist. When the plastic particles are stirred in the shell, the plastic particles are easily attached to the inner wall of the shell, which increases the loss of plastic particles and improves the production cost of plastic particle processing. Utility Model Content

[0006] The purpose of the utility model is to provide a feeding device for plastic particles, which, through a scraper and a first heating tube, makes it difficult for the plastic particles to adhere to the inner wall of the box during stirring, thereby reducing the loss of plastic particles and reducing the production cost of plastic particle processing, so as to solve the problems raised in the above-mentioned background technology.

[0007] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a feeding device for plastic particles, comprising a box, a stirring assembly, a driving assembly and a drying assembly, wherein the stirring assembly is installed in the box, the driving assembly and the drying assembly are both installed on the top of the box, a heating chamber is opened in the side wall of the box, and a first heating tube is installed in the heating chamber;

[0008] The stirring assembly includes a stirring rod, one end of which is rotatably connected to the top of the box body, and a plurality of groups of stirring blades are installed on the stirring rod, and the plurality of groups of stirring blades are equidistantly arranged in a ring around the stirring rod, and a scraper is installed at one end of the plurality of stirring blades away from the stirring rod, and a side of the scraper away from the stirring blades is in contact with the inner wall of the box body, and cavities are provided inside the stirring rod and the plurality of groups of stirring blades, and the plurality of groups of stirring blades are connected to the stirring rod, and a plurality of groups of air outlet holes are provided on the plurality of groups of stirring blades, and the plurality of groups of air outlet holes are equidistantly arranged.

[0009] Furthermore, one end of the stirring rod penetrates into the driving assembly, and a first gear is installed at one end of the stirring rod, and an auger is installed at the other end of the stirring rod.

[0010] Furthermore, a feed pipe is installed on the top of the box body, a support column and a discharge pipe are installed on the bottom of the box body, the discharge pipe and the feed pipe are both connected to the box body, and a solenoid valve is installed on the discharge pipe.

[0011] Furthermore, the driving assembly includes a protection box, which is installed on the top of the box body, and a motor is installed on the top of the protection box.

[0012] Furthermore, the output end of the motor passes through the protective box, and a rotating rod is transmission-connected to the output end of the motor. The end of the rotating rod away from the motor is rotationally connected to the top of the box. A second gear is installed on the rotating rod, and the second gear is meshed with the first gear.

[0013] Furthermore, the drying component includes a fan and a heating box, the fan is installed on the top of the box body, the heating box is installed on the top of the protective box, a first air pipe is installed on the outer wall of one side of the heating box, and the end of the first air pipe away from the heating box is installed on the output end of the fan.

[0014] Furthermore, a second air pipe is installed at the bottom of the heating box, one end of the second air pipe away from the heating box passes through the protective box, and one end of the second air pipe away from the heating box is installed on the stirring rod through a sealed bearing.

[0015] The beneficial effects of the utility model are:

[0016] 1. The utility model provides a scraper and a first heating tube, and the stirring rod drives the scraper to move through the stirring blade, so that the scraper scrapes off the plastic particles attached to the inner wall of the box, and heats the inner wall of the box through the first heating tube, so that the plastic particles are not easy to adhere to the inner wall of the box during the stirring process, thereby reducing the loss of plastic particles and reducing the production cost of plastic particle processing;

[0017] 2. The utility model adopts the setting of the auger. When the plastic particles are discharged, the auger is driven to rotate by the stirring rod, so that the auger drives the plastic particles to pass through the discharge pipe evenly, so that the discharge is kept uniform, and the stability of the plastic particle feeding is improved.

[0018] 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

[0019] In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.

[0020] Figure 1 A schematic diagram of the structure according to an embodiment of the utility model is shown;

[0021] Figure 2 A schematic diagram of the internal structure of a box according to an embodiment of the utility model is shown;

[0022] Figure 3 A schematic diagram of the internal structure of a heating box according to an embodiment of the utility model is shown.

[0023] In the figure: 110, box body; 111, heating chamber; 112, first heating tube; 120, support column; 130, feed tube; 140, discharge tube; 150, solenoid valve; 210, stirring rod; 211, first gear; 212, auger; 220, stirring blade; 221, air outlet; 230, scraper; 310, protection box; 320, motor; 330, rotating rod; 340, second gear; 410, fan; 420, first air pipe; 430, heating box; 431, second heating tube; 440, second air pipe. DETAILED DESCRIPTION

[0024] In order to make the purpose, technical solution and advantages of the embodiment of the utility model clearer, the technical solution in the embodiment of the utility model will be clearly and completely described below in conjunction with the drawings in the embodiment of the utility model. Obviously, the described embodiment is a part of the embodiment of the utility model, not all of the embodiments. Based on the embodiment of 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.

[0025] See also Figure 1-3 The utility model provides a technical solution: a feeding device for plastic particles. It includes a box 110, a stirring component, a driving component and a drying component. The stirring component is installed in the box 110, and the driving component and the drying component are both installed on the top of the box 110. A heating chamber 111 is opened in the side wall of the box 110, and a first heating tube 112 is installed in the heating chamber 111;

[0026] The first heating tube 112 is used to heat the box body 110 , thereby heating and drying the plastic particles in the box body 110 , so that the plastic particles are not easily attached to the inner wall of the box body 110 .

[0027] The stirring assembly includes a stirring rod 210, one end of which is rotatably connected to the top of the box body 110, and a plurality of groups of stirring blades 220 are installed on the stirring rod 210, and the plurality of groups of stirring blades 220 are arranged equidistantly in a ring around the stirring rod 210, and a scraper 230 is installed at one end of the plurality of groups of stirring blades 220 away from the stirring rod 210, and a side of the scraper 230 away from the stirring blades 220 is in contact with the inner wall of the box body 110, and cavities are provided inside the stirring rod 210 and the plurality of groups of stirring blades 220, and the plurality of groups of stirring blades 220 are connected to the stirring rod 210, and a plurality of groups of air outlet holes 221 are provided on the plurality of groups of stirring blades 220, and the plurality of groups of air outlet holes 221 are arranged equidistantly.

[0028] When the plastic particles are stirred, the stirring rod 210 drives the stirring blade 220 to rotate, so that the stirring blade 220 stirs the plastic particles in the box 110. At the same time, the stirring blade 220 drives the scraper 230 to move, so that the scraper 230 scrapes off the plastic particles on the inner wall of the box 110, making it difficult for the plastic particles to adhere to the inner wall of the box 110.

[0029] One end of the stirring rod 210 penetrates into the driving assembly, and a first gear 211 is installed at one end of the stirring rod 210 , and an auger 212 is installed at the other end of the stirring rod 210 .

[0030] A feed pipe 130 is installed on the top of the box body 110 , and a support column 120 and a discharge pipe 140 are installed on the bottom of the box body 110 . The discharge pipe 140 and the feed pipe 130 are both connected to the box body 110 , and a solenoid valve 150 is installed on the discharge pipe 140 .

[0031] The end of the auger 212 away from the stirring rod 210 extends into the discharge pipe 140, so that the auger drives the plastic particles to be discharged, so that the plastic particles are kept uniform and stable during the discharge process, thereby improving the stability of the feeding device during feeding.

[0032] The driving assembly includes a protection box 310 , which is installed on the top of the box body 110 , and a motor 320 is installed on the top of the protection box 310 .

[0033] The output end of the motor 320 passes through the protective box 310, and the output end of the motor 320 is transmission-connected with a rotating rod 330. One end of the rotating rod 330 away from the motor 320 is rotationally connected to the top of the box body 110. A second gear 340 is installed on the rotating rod 330, and the second gear 340 is meshed with the first gear 211.

[0034] The motor 320 is used to drive the rotating rod 330 to rotate. The rotating rod 330 drives the stirring rod 210 to rotate through the engagement of the first gear 211 and the second gear 340, so as to stir the plastic particles in the box body 110.

[0035] The drying component includes a fan 410 and a heating box 430. The fan 410 is installed on the top of the box body 110, and the heating box 430 is installed on the top of the protective box 310. A first air pipe 420 is installed on the outer wall of one side of the heating box 430, and the end of the first air pipe 420 away from the heating box 430 is installed on the output end of the fan 410.

[0036] A second air pipe 440 is installed at the bottom of the heating box 430. One end of the second air pipe 440 away from the heating box 430 penetrates into the protection box 310, and one end of the second air pipe 440 away from the heating box 430 is installed on the stirring rod 210 through a sealed bearing.

[0037] When drying the plastic particles, the fan 410 transmits the external air to the heating box 430 through the first air delivery pipe 420, and the second heating pipe 431 in the heating box 430 heats the air in the heating box 430, so that the heated air is discharged into the box body 110 through the air outlet 221 on the stirring blade 220, and the plastic particles in the box body 110 are dried. At the same time, the first heating pipe 112 is used in conjunction with the drying efficiency of the plastic particles. The diameter of the air outlet 221 is smaller than that of the plastic particles, so that the plastic particles are not easy to enter the stirring blade 220 through the air outlet 221.

[0038] A second heating tube 431 is installed in the heating box 430 .

[0039] Specifically, the internal electrical connection structure of the first heating tube 112, the solenoid valve 150, the motor 320, the fan 410 and the second heating tube 431 is well known to those skilled in the art and will not be described in detail herein. The electrical components in this application are all connected to an external power source when in use.

[0040] The circuits, electrical components and modules involved are all prior art and can be fully implemented by those skilled in the art. Needless to say, the content protected by this utility model does not involve improvements to the software.

[0041] The control method of the present application document is automatic control through a controller. The control circuit of the controller can be realized by simple programming by technicians in this field, which is common knowledge in this field. In addition, the present application document is mainly used to protect mechanical devices, so the present application document will no longer explain the control method and circuit connection in detail.

[0042] 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.

Claims

1. A feeding device for plastic particles, characterized in that: The invention comprises a box (110), a stirring assembly, a driving assembly and a drying assembly, wherein the stirring assembly is installed in the box (110), the driving assembly and the drying assembly are both installed on the top of the box (110), a heating chamber (111) is provided in the side wall of the box (110), and a first heating tube (112) is installed in the heating chamber (111); The stirring assembly comprises a stirring rod (210), one end of which is rotatably connected to the top of the box (110), and a plurality of stirring blades (220) are installed on the stirring rod (210), and the plurality of stirring blades (220) are arranged in a ring-shaped manner with the stirring rod (210) as the center and at equal intervals, and a scraper (230) is installed on one end of the plurality of stirring blades (220) away from the stirring rod (210), and a side of the scraper (230) away from the stirring blades (220) is in contact with the inner wall of the box (110), and cavities are arranged inside the stirring rod (210) and the plurality of stirring blades (220), and the plurality of stirring blades (220) are connected to the stirring rod (210), and a plurality of air outlet holes (221) are provided on the plurality of stirring blades (220), and the plurality of air outlet holes (221) are arranged at equal intervals.

2. A feeding device for plastic particles according to claim 1, characterized in that: One end of the stirring rod (210) penetrates into the driving assembly, and a first gear (211) is installed at one end of the stirring rod (210), and an auger (212) is installed at the other end of the stirring rod (210).

3. A feeding device for plastic particles according to claim 2, characterized in that: A feed pipe (130) is installed on the top of the box body (110), and a support column (120) and a discharge pipe (140) are installed on the bottom of the box body (110). The discharge pipe (140) and the feed pipe (130) are both connected to the box body (110), and a solenoid valve (150) is installed on the discharge pipe (140).

4. A feeding device for plastic particles according to claim 3, characterized in that: The driving assembly comprises a protection box (310), wherein the protection box (310) is installed on the top of the box body (110), and a motor (320) is installed on the top of the protection box (310).

5. A feeding device for plastic particles according to claim 4, characterized in that: The output end of the motor (320) passes through the protective box (310), and a rotating rod (330) is transmission-connected to the output end of the motor (320). One end of the rotating rod (330) away from the motor (320) is rotationally connected to the top of the box body (110), and a second gear (340) is installed on the rotating rod (330), and the second gear (340) is meshed with the first gear (211).

6. A feeding device for plastic particles according to claim 5, characterized in that: The drying component comprises a fan (410) and a heating box (430), wherein the fan (410) is installed on the top of the box body (110), and the heating box (430) is installed on the top of the protective box (310). A first air supply pipe (420) is installed on an outer wall of one side of the heating box (430), and an end of the first air supply pipe (420) away from the heating box (430) is installed on the output end of the fan (410).

7. A feeding device for plastic particles according to claim 6, characterized in that: A second air pipe (440) is installed at the bottom of the heating box (430), and one end of the second air pipe (440) away from the heating box (430) passes through the protection box (310), and one end of the second air pipe (440) away from the heating box (430) is installed on the stirring rod (210) through a sealed bearing.

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