Plastic regenerated particle feeding and screening device

Abstract

The utility model relates to the technical field of plastic screening, in particular to a plastic regeneration particle feeding and screening device which comprises a box body and a feeding pipe, the box body is fixedly connected with the outer wall of the feeding pipe, a screening mechanism is arranged in the box body, a hopper is fixedly connected above the feeding pipe, a quantifying mechanism is arranged in the box body, and the feeding pipe is fixedly connected with the hopper. A material guiding plate is fixedly connected to the inner wall of the box body, two inclined plates are fixedly connected to the inner wall of the box body, and a collecting box is arranged in the box body in a clearance fit mode. A first motor drives a cam to rotate, the cam drives a supporting rod to move, the supporting rod drives two first pin rods to move, the first pin rods drive a screen plate to move, the screen plate drives a screen to move, the screen screens plastic regenerated particles, and the plastic regenerated particles meeting the requirements enter a collecting box through the screen. And the plastic regenerated particles which do not meet the requirements move to the right side of the box body in the inclined direction of the screen and are received by a container, so that the plastic regenerated particles which do not meet the requirements are conveniently discharged.

Description

Technical Field

[0001] The utility model relates to the technical field of plastic screening, in particular to a plastic recycled particle feeding and screening device. Background Art

[0002] The definition of plastic refers to a material with resin as the main component and additives such as plasticizers, fillers, lubricants, colorants, etc. as auxiliary components. It can flow and form during the processing. In the process of recycled plastic production, the plastic particles are screened.

[0003] For example, patent number CN219855505U is a plastic recycled particle feeding and screening device, including a box body, a feeding port is opened on the top of the box body, a first screening plate is fixedly connected to the upper end of one side of the inside of the box body, a cleaning structure is fixedly connected to the upper end of one end of the first screening plate, and a second screening plate is fixedly connected to the lower end between the two sides of the inside of the box. The above document still has shortcomings. When in use, the cleaning structure can be used to clean the surface of the first screening plate to avoid clogging of plastic particles. The first screening plate can be cleaned by the mutual cooperation of the push rod, the fixed plate and the cleaning brush, thereby increasing the overall applicability when in use. When particles accumulate on the surface of the first screening plate, the cleaning brush The particles can be cleaned by the cleaning brush and the fixed plate, and the elastic force of the reset spring can assist in resetting the position of the push rod. However, when the screening device in the above document screens the plastic recycled particles, the plastic recycled particles that do not meet the requirements cannot pass through the sieve plate and will remain on the upper surface of the sieve plate. After the screening of the plastic recycled particles is completed, the screening device in the above document is not convenient for discharging the plastic recycled particles that do not meet the requirements. At the same time, the plastic recycled particles need to be added manually, and the amount added is difficult to control. If too much is added, the upper plastic recycled particles will move directly along the inclination direction of the sieve plate, reducing the screening effect of the plastic recycled particles. During screening, it is not convenient to control the amount of plastic recycled particles added. Utility Model Content

[0004] The utility model aims to solve the problem that it is inconvenient to discharge plastic recycled particles that do not meet the requirements, and proposes a plastic recycled particle feeding and screening device.

[0005] In order to achieve the above purpose, the utility model provides the following technical solutions:

[0006] A plastic recycled particle feeding and screening device is designed, comprising a box body and a feeding pipe, the box body is fixedly connected to the outer wall of the feeding pipe, a screening mechanism is arranged inside the box body, a hopper is fixedly connected above the feeding pipe, a quantitative mechanism is arranged inside the box body, a material guide plate is fixedly connected to the inner wall of the box body, two inclined plates are fixedly connected to the inner wall of the box body, and a collecting box is matched with the internal gap of the box body.

[0007] Preferably, the screening mechanism includes a first motor, an outer wall of the first motor is fixedly connected to the box body, a cam is fixedly connected to the output shaft of the first motor, the outer wall of the cam is fitted with a support rod, the support rod is fixedly connected to the outer walls of two first pin ends, the ends of the first pin are fixedly connected to the screen plate, the support rod is fixedly connected to the lower end of the first connecting rod, the outer wall of the first connecting rod is slidably connected to the sleeve, the outer wall of the sleeve is fixedly connected to the box body, a spring is arranged inside the sleeve, and the two ends of the spring are respectively fixedly connected to the sleeve and the first connecting rod.

[0008] Preferably, the quantitative mechanism includes a second motor, the second motor is fixed to the outer wall of the box, the output shaft of the second motor is fixed with a reciprocating screw, the outer wall of the end of the reciprocating screw is rotatably connected to the box through a bearing, the outer wall of the reciprocating screw is threadedly connected with a screw nut, a second connecting rod is fixed below the screw nut, a second pin is fixed to the surface of the second connecting rod, the outer wall of the second pin is slidably connected to a slide groove arranged in the vertical plate, the upper end of the vertical plate is fixedly connected to the baffle, and the baffle is rotatably connected to the feed pipe through a pin shaft.

[0009] Preferably, a U-shaped plate is fixedly connected to the upper surface of the sieve plate, and a sieve is arranged inside the sieve plate.

[0010] Preferably, a discharge port is provided on the right side of the box body.

[0011] Preferably, a handle is fixedly connected to the surface of the collection box.

[0012] The utility model proposes a plastic recycled particle feeding and screening device, the beneficial effect is that: through the cooperation between the first motor, the cam, the support rod, the first pin rod, the screen plate, the first connecting rod, the sleeve and the spring, the first motor drives the cam to rotate, the cam drives the support rod to move, the support rod drives the two first pin rods to move, the first pin rod drives the screen plate to move, the screen plate drives the screen to move, the screen screens the plastic recycled particles, the plastic recycled particles that meet the requirements enter the collection box through the screen, the plastic recycled particles that do not meet the requirements move along the inclination direction of the screen to the right side of the box body, and are received by a container, so that the plastic recycled particles that do not meet the requirements are discharged easily.

[0013] Through the cooperation between the second motor, the reciprocating screw, the screw nut, the second connecting rod, the second pin, the vertical plate and the baffle, the second motor drives the reciprocating screw to rotate, the reciprocating screw drives the screw nut to move to the left, the screw nut drives the second connecting rod to move, the second connecting rod drives the second pin to move, the second pin drives the vertical plate to move through the slide groove set in the vertical plate, the vertical plate drives the baffle to move, the baffle rotates, and the plastic recycled particles in the feed pipe enter the interior of the box body. When the reciprocating screw drives the screw nut to move to the right, the baffle rotates in the direction of the baffle, and the baffle blocks the lower end of the feed pipe. The cycle of the reciprocating motion of the baffle is fixed, which can enable the plastic recycled particles in the feed pipe to enter the interior of the box body in a quantitative manner. During screening, it is convenient to control the amount of plastic recycled particles added. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 It is a schematic diagram of the structure of the utility model;

[0015] Figure 2 It is a structural sectional view of the utility model;

[0016] Figure 3 This is a schematic diagram of the structure of the connection between the box body, the collection box and the handle in the utility model;

[0017] Figure 4 It is a structural schematic diagram of the connection between the first motor, the cam and the support rod in the utility model;

[0018] Figure 5 It is a schematic diagram of the structure of the connection between the first pin rod, the screen plate and the screen mesh in the utility model;

[0019] Figure 6 It is a structural schematic diagram of the connection between the second motor, the reciprocating screw and the baffle in the utility model.

[0020] In the figure: 1, box body, 2, feed pipe, 3, screening mechanism, 301, first motor, 302, cam, 303, support rod, 304, first pin rod, 305, screen plate, 306, first connecting rod, 307, sleeve, 308, spring, 4, quantitative mechanism, 401, second motor, 402, reciprocating screw, 403, screw nut, 404, second connecting rod, 405, second pin rod, 406, vertical plate, 407, baffle, 4a1, slider, 4a2, slide rod, 5, hopper, 6, guide plate, 7, inclined plate, 8, collecting box, 9, handle, 10, U-shaped plate, 11, screen, 12 discharge port. DETAILED DESCRIPTION

[0021] The utility model is further described below in conjunction with the accompanying drawings: Example 1

[0022] See attached Figure 1-6: In this embodiment, a plastic recycled particle feeding and screening device comprises a box body 1 and a feeding pipe 2, the box body 1 is fixedly connected to the outer wall of the feeding pipe 2, a screening mechanism 3 is arranged inside the box body 1, the screening mechanism 3 screens the plastic recycled particles, a hopper 5 is fixedly connected above the feeding pipe 2, a quantitative mechanism 4 is arranged inside the box body 1, the quantitative mechanism 4 facilitates the quantitative addition of the plastic recycled particles, and a guide plate 6 is fixedly connected to the inner wall of the box body 1, the guide plate 6 facilitates the plastic recycled particles to fall to the left side of the screen plate 305;

[0023] Two inclined plates 7 are fixedly connected to the inner wall of the box body 1, which facilitate the plastic recycled particles to enter the collecting box 8. The internal gap of the box body 1 is equipped with the collecting box 8, which collects the plastic recycled particles. A discharge port 12 is arranged on the right side of the box body 1, and a handle 9 is fixedly connected to the surface of the collecting box 8, which drives the collecting box 8 to move.

[0024] The screening mechanism 3 includes a first motor 301, a cam 302, a support rod 303, a first pin rod 304, a sieve plate 305, a first connecting rod 306, a sleeve 307 and a spring 308. The outer wall of the first motor 301 is fixedly connected to the box body 1. Two first motors 301 are provided, which are respectively located at the front and rear sides of the box body 1. The output shaft of the first motor 301 is fixedly connected to the cam 302. The first motor 301 drives the cam 302 to rotate. The outer wall of the cam 302 is fitted with the support rod 303. The cam 302 drives the support rod 303 to rotate. The rod 303 moves, the support rod 303 is fixedly connected to the outer walls of the ends of the two first pins 304, the support rod 303 drives the two first pins 304 to move, the ends of the first pins 304 are fixedly connected to the sieve plate 305, the two first pins 304 drive the sieve plate 305 to move, the support rod 303 is fixedly connected to the lower end of the first connecting rod 306, the support rod 303 drives the first connecting rod 306 to move, the outer wall of the first connecting rod 306 is slidably connected to the sleeve 307, and the first connecting rod 306 slides inside the sleeve 307;

[0025] The outer wall of the sleeve 307 is fixedly connected to the box body 1, and a spring 308 is arranged inside the sleeve 307. The model of the spring 308 is selected according to the actual use requirements and meets the working requirements. The two ends of the spring 308 are respectively fixedly connected to the sleeve 307 and the first connecting rod 306. The spring 308 can drive the first connecting rod 306 to move under the elastic action so that the support rod 303 is always in contact with the outer wall of the cam 302. The upper surface of the sieve plate 305 is fixedly connected with a U-shaped plate 10. The U-shaped plate 10 makes the plastic recycled particles on the sieve plate 305 fall only from the right side of the sieve plate 305. The sieve plate 305 is provided with a screen 11 inside, and the screen 11 screens the plastic recycled particles.

[0026] The first motor 301 drives the cam 302 to rotate, the cam 302 drives the support rod 303 to move, the support rod 303 drives the two first pins 304 to move, the first pins 304 drive the screen plate 305 to move, the screen plate 305 drives the screen 11 to move, the screen 11 screens the plastic recycled particles, the plastic recycled particles that meet the requirements pass through the screen 11 into the collecting box 8, the plastic recycled particles that do not meet the requirements move along the inclined direction of the screen 11 to the right side of the box 1, and are received using a container to facilitate the discharge of the plastic recycled particles that do not meet the requirements.

[0027] The quantitative mechanism 4 includes a second motor 401, a reciprocating screw 402, a screw nut 403, a second connecting rod 404, a second pin 405, a vertical plate 406 and a baffle 407. The second motor 401 is fixedly connected to the outer wall of the box body 1. The output shaft of the second motor 401 is fixedly connected to the reciprocating screw 402. The second motor 401 drives the reciprocating screw 402 to rotate. The outer wall of the end of the reciprocating screw 402 is rotatably connected to the box body 1 through a bearing. The outer wall of the reciprocating screw 402 is threadedly connected to the screw nut 403. The reciprocating screw 402 drives the screw nut 403 to move.

[0028] A second connecting rod 404 is fixedly connected below the lead screw nut 403, and the lead screw nut 403 drives the second connecting rod 404 to move. A second pin 405 is fixedly connected to the surface of the second connecting rod 404, and the second connecting rod 404 drives the second pin 405 to move. The outer wall of the second pin 405 is slidably connected to a slide groove provided in the vertical plate 406. The second pin 405 drives the vertical plate 406 to move through the slide groove provided in the vertical plate 406. The upper end of the vertical plate 406 is fixedly connected to the baffle 407, and the vertical plate 406 drives the baffle 407 to move. The baffle 407 is rotatably connected to the feed pipe 2 through a pin shaft.

[0029] The second motor 401 drives the reciprocating screw 402 to rotate, the reciprocating screw 402 drives the screw nut 403 to move to the left, the screw nut 403 drives the second connecting rod 404 to move, the second connecting rod 404 drives the second pin 405 to move, the second pin 405 drives the vertical plate 406 to move through the slide groove set in the vertical plate 406, the vertical plate 406 drives the baffle 407 to move, the baffle 407 rotates, and the plastic recycled particles in the feed pipe 2 enter the interior of the box body 1, when the reciprocating screw 402 drives the screw nut 403 to move to the right, the baffle 407 rotates in the right direction, the baffle 407 blocks the lower end of the feed pipe 2, the reciprocating motion cycle of the baffle 407 is fixed, which can make the plastic recycled particles in the feed pipe 2 enter the interior of the box body 1 quantitatively, and it is convenient to control the amount of plastic recycled particles added during screening.

[0030] Working principle:

[0031] When using the plastic recycled particle feeding screening device to screen the plastic recycled particles;

[0032] Quantitative addition stage of recycled plastic particles:

[0033] The plastic recycled particles are added into the hopper 5, and the plastic recycled particles enter the feed pipe 2 under the action of gravity, and the second motor 401 is started, and the second motor 401 drives the reciprocating screw 402 to rotate, and the reciprocating screw 402 drives the screw nut 403 to move to the left, and the screw nut 403 drives the second connecting rod 404 to move, and the second connecting rod 404 drives the second pin 405 to move, and the second pin 405 drives the vertical plate 406 to move through the slide groove provided in the vertical plate 406, and the vertical plate 406 drives the baffle 407 to move, and the baffle 407 rotates, and the plastic recycled particles in the feed pipe 2 enter the interior of the box body 1, when the reciprocating screw 402 drives the screw nut 403 to move to the right, the baffle 407 rotates in the right direction, and the baffle 407 blocks the lower end of the feed pipe 2, and the reciprocating motion cycle of the baffle 407 is fixed, so that the plastic recycled particles in the feed pipe 2 can be quantitatively entered into the interior of the box body 1, and it is convenient to control the amount of plastic recycled particles added during screening;

[0034] Plastic recycled particles screening stage:

[0035] After the plastic recycled particles enter the interior of the box body 1, they fall to the left side above the screen plate 305 under the action of the guide plate 6. The U-shaped plate 10 prevents the plastic recycled particles from spilling, and the first motor 301 is started. The first motor 301 drives the cam 302 to rotate, and the cam 302 drives the support rod 303 to move. The support rod 303 drives the two first pin rods 304 to move, and the first pin rod 304 drives the screen plate 305 to move. The screen plate 305 drives the screen 11 to move, and the screen 11 screens the plastic recycled particles. The plastic recycled particles that meet the requirements enter the collecting box 8 through the screen 11, and the plastic recycled particles that do not meet the requirements move to the right side of the box body 1 along the inclined direction of the screen 11. A container is used to receive them, so as to facilitate the discharge of the plastic recycled particles that do not meet the requirements. The collecting box 8 is pulled out by the handle 9, and the plastic recycled particles in the collecting box 8 are added to the plastic recycled particle processing equipment to realize feeding. Example 2

[0036] Refer to the attached Figure 1-6 : In this embodiment, a plastic recycled particle feeding and screening device, the quantitative mechanism 4 also includes a slider 4a1 and a slide bar 4a2, the slider 4a1 is fixedly connected above the screw nut 403, the screw nut 403 drives the slider 4a1 to move, the slider 4a1 is slidably connected to the outer wall of the slide bar 4a2, the slider 4a1 slides on the outer wall of the slide bar 4a2, and the end of the slide bar 4a2 is fixedly connected to the box body 1;

[0037] Through the cooperation between the slider 4a1 and the slide rod 4a2, the lead screw nut 403 drives the slider 4a1 to move when it moves, and the slider 4a1 slides on the outer wall of the slide rod 4a2. The slider 4a1 and the slide rod 4a2 guide the movement of the lead screw nut 403.

[0038] Working principle:

[0039] When the lead screw nut 403 moves, it drives the slider 4a1 to move. The slider 4a1 slides on the outer wall of the slide rod 4a2. The slider 4a1 and the slide rod 4a2 guide the movement of the lead screw nut 403.

[0040] Although the present invention has been shown and described with reference to the preferred embodiments, it will be understood by those skilled in the art that various changes in form and details may be made therein within the scope of the claims.

Claims

1. A plastic recycled particle feeding and screening device, comprising a box body (1) and a feeding pipe (2), wherein the box body (1) is fixedly connected to the outer wall of the feeding pipe (2), and characterized in that: A screening mechanism (3) is provided inside the box (1), a hopper (5) is fixedly connected above the feed pipe (2), a quantitative mechanism (4) is provided inside the box (1), a guide plate (6) is fixedly connected to the inner wall of the box (1), two inclined plates (7) are fixedly connected to the inner wall of the box (1), a collecting box (8) is fitted in the internal gap of the box (1), and the screening mechanism (3) comprises a first motor (301), an outer wall of the first motor (301) is fixedly connected to the box (1), an output shaft of the first motor (301) is fixedly connected to a cam (302), and the cam (302) is The outer wall is fitted with a support rod (303), the support rod (303) is fixedly connected to the outer walls of the ends of the two first pin rods (304), the ends of the first pin rods (304) are fixedly connected to the screen plate (305), the support rod (303) is fixedly connected to the lower end of the first connecting rod (306), the outer wall of the first connecting rod (306) is slidably connected to the sleeve (307), the outer wall of the sleeve (307) is fixedly connected to the box body (1), a spring (308) is arranged inside the sleeve (307), and the two ends of the spring (308) are respectively fixedly connected to the sleeve (307) and the first connecting rod (306).

2. A plastic recycled particle feeding and screening device according to claim 1, characterized in that: The quantitative mechanism (4) comprises a second motor (401), the second motor (401) is fixedly connected to the outer wall of the box body (1), the output shaft of the second motor (401) is fixedly connected to a reciprocating screw (402), the outer wall of the end of the reciprocating screw (402) is rotatably connected to the box body (1) via a bearing, the outer wall of the reciprocating screw (402) is threadedly connected to a screw nut (403), a second connecting rod (404) is fixedly connected below the screw nut (403), a second pin rod (405) is fixedly connected to the surface of the second connecting rod (404), the outer wall of the second pin rod (405) is slidably connected to a slide groove provided in a vertical plate (406), the upper end of the vertical plate (406) is fixedly connected to a baffle plate (407), and the baffle plate (407) is rotatably connected to the feed pipe (2) via a pin shaft.

3. A plastic recycled particle feeding and screening device according to claim 2, characterized in that: A U-shaped plate (10) is fixedly connected to the upper surface of the sieve plate (305), and a sieve (11) is arranged inside the sieve plate (305).

4. A plastic recycled particle feeding and screening device according to claim 3, characterized in that: A material discharge port (12) is provided on the right side of the box body (1).

5. A plastic recycled particle feeding and screening device according to claim 4, characterized in that: A handle (9) is fixedly connected to the surface of the collection box (8).

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