Raw material screening equipment for PET bottle flakes and using method of raw material screening equipment

Abstract

The invention discloses PET bottle flake raw material screening equipment and a using method thereof, and relates to the technical field of plastic processing raw materials, the PET bottle flake raw material screening equipment comprises a screening mechanism, cleaning mechanisms are arranged on one side and the top of the screening mechanism, an angle adjusting mechanism is arranged at the bottom of the screening mechanism, and the screening mechanism comprises a rotating frame and a support. And a plurality of screening strips are uniformly distributed on the rotating frame. According to the PET bottle flake raw material screening equipment, a conveying pump works and is matched with a connecting pipe to pump out cleaning liquid in a water tank, then the cleaning liquid is conveyed to the position of a spraying box through a connecting hose, and finally, the cleaning liquid is uniformly sprayed and washed on a spraying nozzle at high pressure, so that impurities on a rotating frame are effectively and efficiently cleaned; and then the adjusting motor is driven to drive the threaded rod to rotate, the connecting block synchronously drives the sliding frame to move, the spraying nozzles are driven to further increase the spraying range, and the spraying effect is improved.

Description

Technical Field

[0001] The invention relates to the technical field of plastic processing raw materials, in particular to a PET bottle flake raw material screening device and a use method thereof. Background Art

[0002] With the widespread use of plastic products, the recycling of PET bottles has become increasingly important. However, the recycled PET bottle flakes are often mixed with various impurities, such as label paper fragments, metal fragments, different types of plastic fragments, and dust.

[0003] In the prior art, such as the patent application number: CN202323359092.6 "A raw material bottle screening device for PET bottle flake production", includes a mounting frame and a first rotating ring and a second rotating ring rotatably mounted on the mounting frame, a plurality of first connecting rods are equidistantly connected between the first rotating ring and the second rotating ring; a second connecting rod is arranged between two adjacent first connecting rods, and adjustment rings are fixed at both ends of the second connecting rod, and the two adjusting rings are rotatably mounted on the first rotating ring and the second rotating ring respectively; a locking member is arranged on the second rotating ring, and the locking member is used to limit the rotation of the adjustment ring relative to the second rotating ring. The utility model can achieve the purpose of different screening needs, and effectively eliminates the problem of large space occupation caused by the need to replace different screening equipment when different screening needs are met.

[0004] The existing raw material screening equipment has a single structural design, which causes impurities to adhere to the screening components when screening the raw materials, so that the screening equipment becomes blocked after long-term operation, thereby causing the use effect to decrease.

[0005] Therefore, we propose a PET bottle flake raw material screening device and a method of using the same to solve the above-mentioned problems. Summary of the invention

[0006] The object of the present invention is to provide a PET bottle flakes raw material screening device and a method of using the same, so as to solve the problem of filter screen clogging after long-term filtration, which affects the use effect, as mentioned in the above background technology.

[0007] To achieve the above-mentioned purpose, the present invention provides the following technical solutions: a PET bottle flake raw material screening device, comprising a screening mechanism, a cleaning mechanism is arranged on one side and the top of the screening mechanism, an angle adjustment mechanism is arranged on the bottom of the screening mechanism, the screening mechanism comprises a rotating frame and a bracket, a plurality of screening bars are evenly distributed on the rotating frame, rotating wheels are arranged at both ends of the rotating frame, a feed port is movably connected to one end of the rotating frame, a top frame is fixedly installed on the top of the bracket, the outer side of the feed port is connected to one end of the top frame, a plurality of gear rings are evenly distributed on the outer side of a single rotating wheel, and the The outer side of the gear ring is meshed with a motor, and the side of the gear plate is connected to a motor. The PET bottle flakes to be screened are put in from the top of the feed port and input into the interior of the rotating frame through the feed port. The motor then drives the gear plate to rotate, thereby driving the meshed gear ring to rotate synchronously, so that the rotating frame rotates. When the rotating frame rotates, the raw materials of different sizes inside can be screened. During the rotary screening process, the supporting wheels are all attached to the outer side of the rotating wheel, and the rotating shaft is supported at the same time, which is conducive to stably mounting the rotating frame on the screening equipment, effectively realizing the stable screening function. The cleaning mechanism includes a water tank, a connecting pipe is fixedly connected to the bottom of the water tank, one end of the connecting pipe is fixedly connected to a delivery pump, a connecting hose is fixedly connected to the top of the delivery pump, one end of the connecting hose is fixedly connected to a spray box, and a plurality of spray nozzles are evenly distributed on the bottom of the spray box. The delivery pump works in conjunction with the connecting pipe to extract the cleaning liquid inside the water tank, and then transports it to the position of the spray box through the connecting hose, and finally sprays it evenly and at high pressure on the spray nozzle, effectively cleaning impurities on the rotating frame.

[0008] Preferably, a sliding frame is fixedly connected to the outer side of the spray box, and a connecting block is provided at one end of the sliding frame. The connecting block synchronously drives the sliding frame to move, which is conducive to driving the spray nozzle to further increase the spray range and improve the spray effect.

[0009] Preferably, the inner side thread of the connecting block is connected to a threaded rod, one end of the threaded rod is provided with an adjusting motor, and the adjusting motor is arranged at one end of the top frame. During the flushing process, the adjusting motor drives the threaded rod to rotate, thereby driving the adjusting motor to drive the threaded rod to rotate.

[0010] Preferably, the angle adjustment mechanism includes a bottom plate, a fixed base is symmetrically fixedly installed on the top of the bottom plate, a pneumatic telescopic rod is movably installed on one end of the top of the fixed base, and a support frame is fixedly installed on the other end of the top of the fixed base, which rises through the pneumatic telescopic rod. At the same time, the rotating seat and the connecting shaft are respectively rotated and adjusted, and the support frame provides support, which is conducive to lifting one end of the rotating frame, so that the screened material inside the rotating frame is discharged from the opening of the rotating frame.

[0011] Preferably, a rotating seat is movably installed at the bottom of the pneumatic telescopic rod, the bottom of the rotating seat is arranged on the top of the fixed base, and a connecting shaft is arranged at one end of the top of the pneumatic telescopic rod. A rotating connection is provided through the rotating seat and the connecting shaft, which is conducive to achieving the angle effect.

[0012] Preferably, a bottom frame is provided at the bottom of the bracket, the connecting shaft is movable between the bottom frame, the top end of the support frame is movably connected to the bottom frame, and a support frame can be provided at the bottom through the bottom frame to ensure stability.

[0013] Preferably, the inner sides of the top frame and the bottom frame are symmetrically and movably installed with rotating shafts, and support wheels are provided at both ends of the outer walls of the rotating shafts. The outer walls of the support wheels are fit-connected to the outer sides of the rotating wheels. The rotating shafts can provide a rotating connection, which is conducive to realizing the rotation function. The support wheels facilitate the support of the rotating frame and ensure stability.

[0014] Preferably, a movable ring is provided at the connection between the rotating frame and the feed port, and a discharge port is provided at the other end of the rotating frame. The movable ring facilitates the movable connection between the rotating frame and the feed port, and the discharge port facilitates the function of discharging materials.

[0015] A method for using a PET bottle flake raw material screening device, comprising the following steps: S1. Put the PET bottle flakes to be screened from the top of the feed port, input them into the interior of the rotating frame through the feed port, and then drive the gear plate to rotate through the motor, thereby driving the gear ring meshing with it to rotate synchronously, so that the rotating frame rotates. When the rotating frame rotates, the raw materials of different sizes inside can be screened.

[0016] S2. During the rotary screening process, the supporting wheels are all fitted to the outside of the rotating wheels and cooperate with the rotating shaft to support the rotation, which is conducive to stably installing the rotating frame on the screening equipment and effectively realizing the stable screening function.

[0017] S3. After the screening is completed, the pneumatic telescopic rod rises, and at the same time, the rotating seat and the connecting shaft are respectively rotated and adjusted, and the support frame provides support, which is conducive to lifting one end of the rotating frame, so that the screened materials inside the rotating frame are discharged from the opening of the rotating frame.

[0018] S4. After the material is discharged, the cleaning liquid inside the water tank is extracted through the conveying pump and the connecting pipe, and then transported to the position of the spray box through the connecting hose, and finally evenly sprayed at high pressure on the spray nozzle to effectively clean the impurities on the rotating frame.

[0019] S5. During the flushing process, the adjusting motor drives the threaded rod to rotate, which in turn drives the adjusting motor to drive the threaded rod to rotate, so that the connecting block synchronously drives the sliding frame to move, which is beneficial to drive the spray nozzle to further increase the spray range and improve the spray effect.

[0020] S6. While spraying, the motor drives the gear plate to rotate, which further drives the gear ring and the rotating frame to flip, thereby facilitating a more comprehensive cleaning operation.

[0021] S7. After the operation is completed, the pneumatic telescopic rod contracts to control the screening mechanism to fall back, and the screening work is completed.

[0022] Compared with the prior art, the present invention has the following beneficial effects: 1. Through the work of the delivery pump, the cleaning liquid inside the water tank is extracted in conjunction with the connecting pipe, and then transported to the position of the spray box through the connecting hose, and finally evenly sprayed at high pressure on the spray nozzle, effectively cleaning the impurities on the rotating frame. During the flushing process, the adjusting motor drives the threaded rod to rotate, which in turn drives the adjusting motor to drive the threaded rod to rotate, and the connecting block drives the sliding frame to move synchronously, which is conducive to driving the spray nozzle to further increase the spray range and improve the spray effect; 2. The pneumatic telescopic rod is raised, and at the same time, the rotating seat and the connecting shaft are respectively rotated and adjusted, and the support frame provides support, which is conducive to lifting one end of the rotating frame, so that the screened materials inside the rotating frame are discharged from the opening of the rotating frame, and the rotating seat and the connecting shaft provide a rotating connection, which is conducive to realizing the effect of the angle. BRIEF DESCRIPTION OF THE DRAWINGS

[0023] Figure 1 This is a schematic diagram of the three-dimensional structure of a device for screening PET bottle flakes raw materials according to the present invention; Figure 2 This is a schematic structural diagram of another angle of a device for screening PET bottle flakes raw materials according to the present invention; Figure 3 This is a partial structural schematic diagram of a device for screening PET bottle flakes raw materials according to the present invention; Figure 4 For the present invention Figure 3 A is an enlarged structural diagram; Figure 5 This is a schematic diagram of the structure of a cleaning mechanism for PET bottle flakes raw material screening equipment of the present invention; Figure 6 This is a schematic structural diagram from another angle of a cleaning mechanism for PET bottle flakes raw material screening equipment of the present invention.

[0024] In the figure: 1. Screening mechanism; 101. Rotating frame; 102. Screening bar; 103. Rotating wheel; 104. Feeding port; 105. Gear ring; 106. Supporting wheel; 107. Rotating shaft; 108. Gear plate; 109. Motor; 110. Bracket; 111. Top frame; 112. Bottom frame; 2. Cleaning mechanism; 201. Water tank; 202. Connecting pipe; 203. Delivery pump; 204. Connecting hose; 205. Spray box; 206. Spray nozzle; 207. Sliding frame; 208. Connecting block; 209. Threaded rod; 210. Adjusting motor; 3. Angle adjustment mechanism; 301. Bottom plate; 302. Fixed base; 303. Rotating seat; 304. Pneumatic telescopic rod; 305. Connecting shaft; 306. Support frame. DETAILED DESCRIPTION

[0025] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the implementation regulations described are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0026] Example 1: Please refer to Figure 1-Figure 6 The present invention provides a technical solution: a PET bottle flake raw material screening device, comprising a screening mechanism 1, a cleaning mechanism 2 is arranged on one side and the top of the screening mechanism 1, an angle adjustment mechanism 3 is arranged at the bottom of the screening mechanism 1, the screening mechanism 1 comprises a rotating frame 101 and a bracket 110, a plurality of screening bars 102 are evenly distributed on the rotating frame 101, rotating wheels 103 are arranged at both ends of the rotating frame 101, a feed port 104 is movably connected to one end of the rotating frame 101, a top frame 111 is fixedly installed on the top of the bracket 110, the outer side of the feed port 104 is connected to one end of the top frame 111, a plurality of gear rings 105 are evenly distributed on the outside of a single rotating wheel 103, and the outer side of the gear ring 105 is meshed with the gear ring 105. The motor 109 is connected to the side of the gear plate 108. The PET bottle flakes to be screened are put in from the top of the feed port 104 and input into the inside of the rotating frame 101 through the feed port 104. Then, the motor 109 drives the gear plate 108 to rotate, thereby driving the gear ring 105 meshing with it to rotate synchronously, so that the rotating frame 101 rotates. When the rotating frame 101 rotates, the raw materials of different sizes inside can be screened. In the process of rotary screening, the supporting wheels 106 are all attached to the outside of the rotating wheel 103, and at the same time cooperate with the rotating shaft 107 for rotation support, which is conducive to stably installing the rotating frame 101 on the screening equipment, and effectively realizing the function of stable screening; The cleaning mechanism 2 includes a water tank 201, a connecting pipe 202 is fixedly connected to the bottom of the water tank 201, one end of the connecting pipe 202 is fixedly connected to a delivery pump 203, a connecting hose 204 is fixedly connected to the top of the delivery pump 203, one end of the connecting hose 204 is fixedly connected to a spray box 205, and a plurality of spray nozzles 206 are evenly distributed on the bottom of the spray box 205. The delivery pump 203 works in conjunction with the connecting pipe 202 to extract the cleaning liquid inside the water tank 201, and then transports it to the position of the spray box 205 through the connecting hose 204, and finally sprays evenly and highly at high pressure on the spray nozzle 206, so as to effectively clean the impurities on the rotating frame 101.

[0027] like Figure 5 and Figure 6 As shown, a sliding frame 207 is fixedly connected to the outer side of the spray box 205, and a connecting block 208 is provided at one end of the sliding frame 207. The connecting block 208 synchronously drives the sliding frame 207 to move, which is beneficial to drive the spray nozzle 206 to further increase the spray range, thereby improving the spray effect.

[0028] like Figure 5 and Figure 6 As shown, the inner side of the connecting block 208 is threadedly connected to a threaded rod 209, and an adjusting motor 210 is provided at one end of the threaded rod 209. The adjusting motor 210 is provided at one end of the top frame 111. During the flushing process, the adjusting motor 210 drives the threaded rod 209 to rotate, thereby driving the adjusting motor 210 to drive the threaded rod 209 to rotate.

[0029] like Figure 2 As shown, the angle adjustment mechanism 3 includes a base plate 301, a fixed base 302 is symmetrically fixedly installed on the top of the base plate 301, a pneumatic telescopic rod 304 is movably installed on one end of the top of the fixed base 302, and a support frame 306 is fixedly installed on the other end of the top of the fixed base 302. The pneumatic telescopic rod 304 rises, and at the same time, the rotating seat 303 and the connecting shaft 305 are respectively rotated and adjusted, and the support frame 306 provides support, which is conducive to lifting one end of the rotating frame 101, so that the screened materials inside the rotating frame 101 are discharged from the opening of the rotating frame 101.

[0030] like Figure 2 As shown, a rotating seat 303 is movably installed at the bottom of the pneumatic telescopic rod 304, and the bottom of the rotating seat 303 is arranged on the top of the fixed base 302. A connecting shaft 305 is arranged at one end of the top of the pneumatic telescopic rod 304. A rotating connection is provided through the rotating seat 303 and the connecting shaft 305, which is conducive to achieving the angle effect.

[0031] like Figure 1-Figure 3As shown, a bottom frame 112 is provided at the bottom of the bracket 110, the connecting shaft 305 is movable with the bottom frame 112, the top of the support frame 306 is movably connected with the bottom frame 112, and a support frame can be provided at the bottom through the bottom frame 112 to ensure stability.

[0032] like Figure 1-Figure 3 As shown, the inner sides of the top frame 111 and the bottom frame 112 are symmetrically and movably installed with a rotating shaft 107, and the two ends of the outer wall of the rotating shaft 107 are provided with supporting wheels 106. The outer wall of the supporting wheel 106 is fitted and connected to the outer side of the rotating wheel 103. The rotating shaft 107 can provide a rotating connection, which is conducive to realizing the rotation function. The supporting wheel 106 facilitates the support of the rotating frame 101 and ensures stability.

[0033] like Figure 1-Figure 3 As shown, a movable ring is provided at the connection between the rotating frame 101 and the feed port 104, and a discharge port is provided at the other end of the rotating frame 101. The movable ring facilitates the movable connection between the rotating frame 101 and the feed port 104, and the discharge port facilitates the function of discharging materials.

[0034] The working principle of the whole mechanism is as follows: the PET bottle flakes to be screened are put in from the top of the feed port 104, and are input into the interior of the rotating frame 101 through the feed port 104, and then the gear plate 108 is driven to rotate by the motor 109, thereby driving the gear ring 105 meshing with it to rotate synchronously, so that the rotating frame 101 rotates. When the rotating frame 101 rotates, the raw materials of different sizes inside can be screened. During the rotary screening process, the supporting wheels 106 are all attached to the outer side of the rotating wheel 103, and at the same time cooperate with the rotating shaft 107 for rotation support, which is conducive to stably installing the rotating frame 101 on the screening equipment, and effectively realizing the function of stable screening. After the screening is completed, the pneumatic telescopic rod 304 rises, and at the same time, the rotating seat 303 and the connecting shaft 305 are respectively rotated and adjusted, and the support frame 306 provides support, which is conducive to lifting one end of the rotating frame 101, so that the screened materials inside the rotating frame 101 The cleaning liquid is discharged from the opening of the rotating frame 101. When the material is discharged, the cleaning liquid inside the water tank 201 is extracted through the conveying pump 203 in cooperation with the connecting pipe 202, and then transported to the position of the spray box 205 through the connecting hose 204, and finally evenly sprayed at high pressure on the spray nozzle 206, so as to effectively clean the impurities on the rotating frame 101. During the flushing process, the adjusting motor 210 drives the threaded rod 209 to rotate, and then drives the adjusting motor 210 to drive the threaded rod 209 to rotate, so that the connecting block 208 synchronously drives the sliding frame 207 to move, which is conducive to driving the spray nozzle 206 to further increase the spray range and improve the spray effect. While spraying, the motor 109 drives the gear plate 108 to rotate, further driving the gear ring 105 and the rotating frame 101 to flip, which is conducive to achieving a more comprehensive cleaning operation. After the operation is completed, the pneumatic telescopic rod 304 contracts to control the screening mechanism 1 to fall back, and the screening work can be completed.

[0035] Although the present invention has been described in detail with reference to the aforementioned embodiments, it is still possible for those skilled in the art to modify the technical solutions described in the aforementioned embodiments, or to make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A PET bottle flakes raw material screening device, comprising a screening mechanism (1), characterized in that: A cleaning mechanism (2) is provided on one side and the top of the screening mechanism (1); an angle adjustment mechanism (3) is provided on the bottom of the screening mechanism (1); the screening mechanism (1) comprises a rotating frame (101) and a bracket (110); a plurality of screening bars (102) are evenly distributed on the rotating frame (101); rotating wheels (103) are provided at both ends of the rotating frame (101); a feed port (104) is movably connected to one end of the rotating frame (101); a top frame (111) is fixedly mounted on the top of the bracket (110); the outer side of the feed port (104) is connected to one end of the top frame (111); a plurality of gear rings (105) are evenly distributed on the outside of a single rotating wheel (103); the outer side of the gear ring (105) is meshingly connected to a motor (109); and the side of the gear plate (108) is connected to the motor (109); The cleaning mechanism (2) comprises a water tank (201), the bottom of the water tank (201) being fixedly connected to a connecting pipe (202), one end of the connecting pipe (202) being fixedly connected to a delivery pump (203), the top of the delivery pump (203) being fixedly connected to a connecting hose (204), one end of the connecting hose (204) being fixedly connected to a spray box (205), and a plurality of spray nozzles (206) being evenly distributed at the bottom of the spray box (205).

2. The PET bottle flakes raw material screening device according to claim 1, characterized in that: A sliding frame (207) is fixedly connected to the outer side of the spray box (205), and a connecting block (208) is provided at one end of the sliding frame (207).

3. The PET bottle flakes raw material screening device according to claim 2, characterized in that: The inner side of the connection block (208) is threadedly connected to a threaded rod (209), one end of the threaded rod (209) is provided with an adjustment motor (210), and the adjustment motor (210) is arranged at one end of the top frame (111).

4. The PET bottle flakes raw material screening device according to claim 3 is characterized in that: The angle adjustment mechanism (3) comprises a bottom plate (301), a fixed base (302) is symmetrically fixedly mounted on the top of the bottom plate (301), a pneumatic telescopic rod (304) is movably mounted on one end of the top of the fixed base (302), and a support frame (306) is fixedly mounted on the other end of the top of the fixed base (302).

5. The PET bottle flakes raw material screening device according to claim 4, characterized in that: A rotating seat (303) is movably mounted at the bottom of the pneumatic telescopic rod (304), the bottom of the rotating seat (303) is arranged on the top of the fixed base (302), and a connecting shaft (305) is arranged at one end of the top of the pneumatic telescopic rod (304).

6. The PET bottle flakes raw material screening device according to claim 5, characterized in that: A bottom frame (112) is provided at the bottom of the bracket (110), the connecting shaft (305) is movable with the bottom frame (112), and the top end of the supporting frame (306) is movably connected with the bottom frame (112).

7. The PET bottle flakes raw material screening device according to claim 6, characterized in that: A rotating shaft (107) is symmetrically and movably mounted on the inner sides of the top frame (111) and the bottom frame (112), and supporting wheels (106) are arranged at both ends of the outer wall of the rotating shaft (107), and the outer wall of the supporting wheel (106) is closely connected to the outer side of the rotating wheel (103).

8. The PET bottle flakes raw material screening device according to claim 7, characterized in that: A movable ring is provided at the connection between the rotating frame (101) and the feed port (104), and a discharge port is provided at the other end of the rotating frame (101).

9. A method for using a PET bottle flake raw material screening device, characterized in that: The device for screening PET bottle flakes according to claim 8 is used, comprising the following steps: S1. Put the PET bottle flakes to be screened into the top of the feed port (104), and input them into the interior of the rotating frame (101) through the feed port (104). Then, the motor (109) drives the gear plate (108) to rotate, thereby driving the gear ring (105) meshing with it to rotate synchronously, so that the rotating frame (101) rotates. When the rotating frame (101) rotates, the raw materials of different sizes inside can be screened; S2. During the rotary screening process, the supporting wheels (106) are all attached to the outer sides of the rotating wheels (103) and are supported by the rotating shaft (107) for rotation, thereby facilitating the stable installation of the rotating frame (101) on the screening device, thereby effectively achieving a stable screening function; S3, after the screening is completed, the pneumatic telescopic rod (304) is raised, and at the same time, the rotating seat (303) and the connecting shaft (305) are respectively rotated and adjusted, and the support frame (306) provides support, which is conducive to lifting one end of the rotating frame (101), so that the screened materials inside the rotating frame (101) are discharged from the opening of the rotating frame (101); S4. After the material is discharged, the delivery pump (203) works in conjunction with the connecting pipe (202) to extract the cleaning liquid from the water tank (201), and then delivers it to the spray box (205) through the connecting hose (204). Finally, the material is evenly sprayed with high pressure on the spray nozzle (206), thereby effectively cleaning the impurities on the rotating frame (101); S5. During the flushing process, the adjusting motor (210) drives the threaded rod (209) to rotate, thereby driving the adjusting motor (210) to drive the threaded rod (209) to rotate, so that the connecting block (208) synchronously drives the sliding frame (207) to move, which is conducive to driving the spray nozzle (206) to further increase the spray range, thereby improving the spray effect; S6, while spraying, the motor (109) drives the gear plate (108) to rotate, further driving the gear ring (105) and the rotating frame (101) to flip, thereby facilitating a more comprehensive cleaning operation; S7. After the operation is completed, the pneumatic telescopic rod (304) contracts to control the screening mechanism (1) to fall back, thereby completing the screening work.

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