Automatic vacuum feeding device for plastic particles

Abstract

The utility model discloses an automatic vacuum feeding device for plastic particles, which comprises a feeding device main body, a storage hopper is arranged on one side of the feeding device main body, the interior of the storage hopper is connected with the feeding device main body through a suction pipe, a vacuum pump is arranged on one side, far away from the storage hopper, of the feeding device main body, and the suction pipe is connected with the vacuum pump. The vacuum pump is connected with the top of the feeding device body through an air suction pipe, the dust removal mechanism is arranged at the top end of the interior of the feeding device body, the magnetic separation mechanism is arranged at the bottom end of the feeding device body, and the material receiving equipment is arranged at the bottom end of the magnetic separation mechanism. And the top end of the material receiving equipment is communicated with the bottom of the magnetic separation mechanism through a connecting pipe. By installing the feeding device main body, the storage hopper, the material suction pipe, the vacuum pump, the air suction pipe, the dust removal mechanism and the magnetic separation mechanism, impurities in plastic particles can be reduced, the purity of finished products is improved, the percent of pass is further improved, manual feeding is not needed, and the production efficiency is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of plastic particle feeding, in particular to an automatic vacuum feeding device for plastic particles. Background Art

[0002] Plastic pellets are made by melting, extruding, cooling, cutting and other processes of plastic raw materials. Some plastic pellets come from the recycling of waste plastics. These pellets are widely used in various processing techniques such as injection molding, extrusion molding, blow molding, etc., and are used to manufacture various plastic products.

[0003] After the plastic granules are processed, they are generally collected and stored in a storage barrel. When they are needed, they are taken out and loaded. At present, plastic granules are generally loaded through a conveyor belt. The loading rate is low and the effect is poor. In addition, a large amount of dust is easily generated during the entire loading process, which not only pollutes the working environment, but also pollutes the plastic granules. In addition, in the process of recycling and reusing waste plastics, they are often mixed with many metals, such as iron sheets or iron wires, which can easily cause iron pollution, causing some iron metal impurities to be mixed into the plastic granules, which will affect the product quality. Utility Model Content

[0004] The purpose of the utility model is to provide an automatic vacuum feeding device for plastic particles to solve the problems raised in the above background technology.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: an automatic vacuum feeding device for plastic particles, comprising: a feeding device body, a storage hopper is provided on one side of the feeding device body, and the interior of the storage hopper is connected to the feeding device body through a suction pipe;

[0006] A vacuum pump, which is arranged on a side of the feeding device body away from the storage hopper, and is connected to the top of the feeding device body through an air suction pipe;

[0007] A dust removal mechanism, which is arranged at the top of the main body of the feeding device, and includes a filter bag, a compressed air storage bag, a blowing pipe, an air guide pipe, an adsorption box, a filter screen and a slide rail;

[0008] A magnetic separation mechanism, which is arranged at the bottom end of the feeding device body and includes a separation chamber, a magnetic rod body, a servo motor, an adsorption tank and an electromagnet;

[0009] The material receiving device is arranged at the bottom end of the magnetic separation mechanism, and the top end of the material receiving device is connected with the bottom end of the magnetic separation mechanism through a connecting pipe.

[0010] Preferably, the dust removal mechanism further includes a compressed air storage bag, and the air outlet end of the compressed air storage bag is connected to the blowing pipe.

[0011] Preferably, the dust removal mechanism also includes an air duct, an adsorption box, a filter and a slide rail. The adsorption box is arranged on the side of the feeding device body away from the compressed air storage bag through a frame, and one side inside the adsorption box is connected to the feeding device body through an air duct, and the inside of the adsorption box is evenly provided with filters.

[0012] Preferably, both ends of the filter screen are provided with slide rails, and both ends of the interior of the adsorption box are provided with slide grooves matching the slide rails.

[0013] Preferably, the magnetic separation mechanism further comprises an adsorption groove and an electromagnet, and the electromagnet is arranged at a central position inside the magnetic rod body, and the adsorption grooves are evenly arranged on the outside of the magnetic rod body.

[0014] Preferably, the magnetic separation mechanism further comprises a servo motor, a servo motor is fixed to one side of the separation chamber, and an output end of the servo motor is connected to the magnetic rod body.

[0015] Preferably, a frame is provided in the main body of the feeding device on one side of the suction pipe, and guide plates are evenly distributed on the frame, and the guide plates are all distributed in an inclined shape.

[0016] Compared with the prior art, the beneficial effects of the utility model are as follows: the automatic vacuum feeding device for plastic particles is equipped with a feeding device body, a storage hopper, a suction pipe, a vacuum pump, an air suction pipe, a dust removal mechanism and a magnetic separation mechanism. When the vacuum pump is working, the plastic particles are sucked into the feeding device body through negative pressure, and the lighter dust impurities in the plastic particles move upward and are adsorbed on the surface of the filter bag, and then enter the adsorption box, and are further adsorbed and purified by the filter screen before being discharged, while the plastic particles enter the magnetic separation mechanism under the action of gravity, and the output end of the servo motor drives the magnetic rod body to rotate through the roller, and at the same time, the electromagnet generates suction after being energized, so that the iron metal impurities mixed in the plastic particles are adsorbed in the adsorption tank, which can reduce the impurities in the plastic particles, improve the purity of the finished product, and then improve the qualified rate, and then the plastic particles enter the material receiving equipment, and the plastic particles can be directly introduced from the storage hopper into the material receiving equipment, without manual feeding, which can save a certain amount of time and labor costs and improve production efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 It is a front view cross-sectional structural schematic diagram of the utility model;

[0018] Figure 2 This is a schematic diagram of the cross-sectional structure of the adsorption box of the utility model;

[0019] Figure 3This is a schematic diagram of the side view structure of the magnetic rod body of the utility model;

[0020] Figure 4 For the utility model Figure 1 Enlarged structural diagram at A in the middle.

[0021] In the figure: 1. Feeding device body; 2. Frame; 3. Suction pipe; 4. Dust removal mechanism; 401. Filter bag; 402. Compressed air storage bag; 403. Blowing pipe; 404. Air guide pipe; 405. Adsorption box; 406. Filter screen; 407. Slide rail; 5. Magnetic separation mechanism; 501. Separation chamber; 502. Magnetic rod body; 503. Servo motor; 504. Adsorption tank; 505. Electromagnet; 6. Vacuum pump; 7. Material receiving equipment; 8. Storage hopper; 9. Suction pipe; 10. Frame; 11. Guide plate. 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. 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] See also Figure 1-4 The utility model provides an embodiment: an automatic vacuum feeding device for plastic particles, comprising: a feeding device body 1, a storage hopper 8 is arranged on one side of the feeding device body 1, and the interior of the storage hopper 8 is connected to the feeding device body 1 through a suction pipe 9;

[0024] The vacuum pump 6 is arranged on a side of the feeding device body 1 away from the storage hopper 8, and the vacuum pump 6 is connected to the top of the feeding device body 1 through the suction pipe 3. When the vacuum pump 6 is working, the plastic particles in the storage hopper 8 are sucked into the feeding device body 1 by negative pressure;

[0025] A frame 10 is provided in the feeding device body 1 on one side of the suction pipe 9, and guide plates 11 are evenly distributed on the frame 10. The guide plates 11 are all distributed in an inclined shape, which can intercept the plastic particles, make them settle better, and separate from the gas;

[0026] The dust removal mechanism 4 is arranged at the top of the feeding device body 1, and the dust removal mechanism 4 includes a filter bag 401, a compressed air storage bag 402, a blowing pipe 403, an air guide pipe 404, an adsorption box 405, a filter screen 406 and a slide rail 407, wherein the compressed air storage bag 402 mainly stores a certain amount of compressed air to ensure the stability of the air supply pressure;

[0027] The filter bags 401 are evenly distributed at the top of the feeding device body 1, and the lighter dust impurities in the plastic particles move upward and are adsorbed on the surface of the filter bags 401;

[0028] The adsorption box 405 is arranged on the side of the feeding device body 1 away from the compressed air storage bag 402 through the frame 2, and one side of the interior of the adsorption box 405 is connected to the feeding device body 1 through the air guide pipe 404. The interior of the adsorption box 405 is evenly provided with filter screens 406. The dust-containing gas adsorbed with some impurities enters the adsorption box 405, and is further adsorbed and purified by the filter screen 406 before being discharged;

[0029] Slide rails 407 are provided at both ends of the filter 406, and slide grooves matching the slide rails 407 are provided at both ends of the adsorption box 405 to facilitate the removal and replacement of the filter 406;

[0030] The magnetic separation mechanism 5 is arranged at the bottom end of the feeding device body 1, and the magnetic separation mechanism 5 includes a separation chamber 501, a magnetic bar body 502, a servo motor 503, an adsorption tank 504 and an electromagnet 505;

[0031] A magnetic bar body 502 is disposed inside the separation chamber 501, and an electromagnet 505 is disposed at the central position inside the magnetic bar body 502, and adsorption grooves 504 are evenly opened on the outer side of the magnetic bar body 502;

[0032] A servo motor 503 is fixed to one side of the separation chamber 501, and the output end of the servo motor 503 is connected to the magnetic bar body 502;

[0033] The plastic particles enter the separation chamber 501 of the magnetic separation mechanism 5 under the action of gravity, and the output end of the servo motor 503 drives the magnetic rod body 502 to rotate through the roller. At the same time, the electromagnet 505 generates suction after being energized, so that the iron metal impurities mixed in the plastic particles are adsorbed in the adsorption groove 504, which can reduce the impurities in the plastic particles, improve the purity of the finished product, and thus improve the qualified rate;

[0034] The receiving device 7 is arranged at the bottom of the magnetic separation mechanism 5, and the top of the receiving device 7 is connected with the bottom of the magnetic separation mechanism 5 through a connecting pipe. The processed plastic particles enter the receiving device 7 without manual feeding, which can save a certain amount of time and labor costs and improve production efficiency.

[0035] A blowing pipe 403 is arranged above the filter bag 401, and the bottom end of the blowing pipe 403 is evenly connected to the filter bag 401 through a connecting pipe. After the feeding is completed, the pulse electromagnetic valve on the compressed air storage bag 402 can be opened, and the compressed air in the compressed air storage bag 402 is sprayed into each corresponding filter bag 401 through the blowing pipe 403, and the filter bag 401 expands sharply instantly, so that the dust accumulated on the surface of the filter bag 401 falls off;

[0036] The specific model specifications of the vacuum pump 6 and the servo motor 503 need to be determined by selection calculation based on the specification parameters of the device. The selection calculation method is existing technology, so it will not be described in detail.

[0037] Working principle: When the embodiment of the present application is in use, the plastic particles in the storage hopper 8 are sucked into the feeding device body 1 by negative pressure when the vacuum pump 6 is working, and the guide plates 11 distributed obliquely on the frame 10 can intercept the plastic particles, so that they sink into the separation chamber 501 of the magnetic separation mechanism 5, and the output end of the servo motor 503 drives the magnetic rod body 502 to rotate through the roller, and at the same time, the electromagnet 505 generates suction after being energized, so that the iron metal impurities mixed in the plastic particles are adsorbed in the adsorption groove 504, which can reduce the impurities in the plastic particles, improve the purity of the finished product, and thus improve the qualified rate, and the plastic particles The lighter dust impurities in the filter move upward and are adsorbed on the surface of the filter bag 401. The dust-containing gas then enters the adsorption box 405, is further adsorbed and purified by the filter screen 406, and is discharged. In summary, the plastic particles can be directly introduced from the storage hopper 8 into the material receiving equipment 7 without manual loading, which can save a certain amount of time and labor costs and improve production efficiency. When not working, the pulse solenoid valve on the compressed air storage bag 402 can be opened, and the compressed air in the compressed air storage bag 402 is sprayed into the corresponding filter bag 401 through the blowing pipe 403. The filter bag 401 expands sharply in an instant, causing the dust accumulated on the surface of the filter bag 401 to fall off.

[0038] Obviously, the embodiments described above are only some embodiments of the utility model, not all embodiments. Based on the embodiments of the utility model, all other embodiments obtained by ordinary technicians in this field without creative work should fall within the scope of protection of the utility model.

[0039] It should be noted that the terms used herein are only for describing specific embodiments and are not intended to limit the exemplary embodiments according to the present application. As used herein, unless the context clearly indicates otherwise, the singular form is also intended to include the plural form. In addition, it should be understood that when the terms "comprise" and / or "include" are used in this specification, it indicates the presence of features, steps, operations, devices, components and / or combinations thereof.

[0040] It should be noted that the terms "first", "second", etc. in the specification and claims of the present application and the above-mentioned drawings are used to distinguish similar objects, and are not necessarily used to describe a specific order or sequence. It should be understood that the numbers used in this way can be interchanged where appropriate, so that the embodiments of the present application described herein can be implemented in an order other than those illustrated or described herein.

[0041] The above are only preferred embodiments of the present invention and are not intended to limit the present invention. For those skilled in the art, the present invention may be subject to various modifications and variations. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention shall be included in the protection scope of the present invention.

Claims

1. An automatic vacuum feeding device for plastic particles, characterized in that: include: A feeding device body (1), a storage hopper (8) is provided on one side of the feeding device body (1), and the interior of the storage hopper (8) is connected to the feeding device body (1) via a suction pipe (9); A vacuum pump (6), the vacuum pump (6) being arranged on a side of the feeding device body (1) away from the storage hopper (8), and the vacuum pump (6) being connected to the top of the feeding device body (1) via an air suction pipe (3); A dust removal mechanism (4), the dust removal mechanism (4) being arranged at the top end inside the feeding device body (1), and the dust removal mechanism (4) comprising a filter bag (401) and a blow pipe (403), the filter bag (401) being evenly distributed at the top end inside the feeding device body (1), and a blow pipe (403) being arranged above the filter bag (401), and the bottom end of the blow pipe (403) being evenly connected to the filter bag (401) through a connecting pipe; A magnetic separation mechanism (5), the magnetic separation mechanism (5) being arranged at the bottom end of the feeding device body (1), and the magnetic separation mechanism (5) comprising a separation chamber (501) and a magnetic rod body (502), wherein the magnetic rod body (502) is arranged inside the separation chamber (501); A material receiving device (7), wherein the material receiving device (7) is arranged at the bottom end of the magnetic separation mechanism (5), and the top end of the material receiving device (7) is connected to the bottom of the magnetic separation mechanism (5) through a connecting pipe.

2. The automatic vacuum feeding device for plastic particles according to claim 1 is characterized in that: The dust removal mechanism (4) further comprises a compressed air storage bag (402), and the air outlet end of the compressed air storage bag (402) is connected to the blowing pipe (403).

3. The automatic vacuum feeding device for plastic particles according to claim 1 is characterized in that: The dust removal mechanism (4) further comprises an air guide pipe (404), an adsorption box (405), a filter screen (406) and a slide rail (407); the adsorption box (405) is arranged on a side of the feeding device body (1) away from the compressed air storage bag (402) through a frame (2); one side of the interior of the adsorption box (405) is connected to the feeding device body (1) through the air guide pipe (404); and the interior of the adsorption box (405) is evenly provided with a filter screen (406).

4. The automatic vacuum feeding device for plastic particles according to claim 3 is characterized in that: Both ends of the filter screen (406) are provided with slide rails (407), and both ends of the interior of the adsorption box (405) are provided with slide grooves matching the slide rails (407).

5. The automatic vacuum feeding device for plastic particles according to claim 1 is characterized in that: The magnetic separation mechanism (5) further comprises an adsorption groove (504) and an electromagnet (505), wherein the electromagnet (505) is arranged at a central position inside the magnetic bar body (502), and the adsorption grooves (504) are evenly arranged on the outside of the magnetic bar body (502).

6. The automatic vacuum feeding device for plastic particles according to claim 1, characterized in that: The magnetic separation mechanism (5) further comprises a servo motor (503). The servo motor (503) is fixed to one side of the separation chamber (501), and the output end of the servo motor (503) is connected to the magnetic bar body (502).

7. The automatic vacuum feeding device for plastic particles according to claim 1 is characterized in that: A frame (10) is arranged in the feeding device body (1) on one side of the suction pipe (9), and guide plates (11) are evenly distributed on the frame (10), and the guide plates (11) are all distributed in an inclined shape.

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