High-speed centrifugal powder mixing cylinder for PET white master batch production

Abstract

The utility model discloses a high-speed centrifugal powder mixing cylinder for PET white master batch production, which belongs to the technical field of powder mixing equipment and comprises a cylinder body and a cylinder seat, the cylinder body is mounted on the upper surface of the cylinder seat, a mixing component is arranged at the bottom end of the cylinder body, one end of the cylinder seat is fixedly connected with a support frame, the top end of the support frame is bolted with an electric air cylinder, and the electric air cylinder is connected with the cylinder seat. The piston end of the electric air cylinder penetrates through the supporting frame and is in bolted connection with a lifting seat, the other end of the lifting seat is provided with a powder mixing assembly, the bottom end of the lifting seat is fixedly connected with a cylinder cover through a connecting column, the top end of the cylinder cover is provided with a feeding port, and the other end of the cylinder seat is provided with a collecting box used for collecting powder. The collecting box is communicated with the inner cavity of the cylinder body through a connecting pipe, and a powder sucking assembly for sucking powder is arranged at the top end of the collecting box, so that the powder is prevented from flying out of the mixing cylinder, and pollution to a workshop environment and failure of induction equipment caused by powder flying out during mixing are avoided.

Description

Technical Field

[0001] The utility model relates to the technical field of powder mixing equipment, in particular to a high-speed centrifugal powder mixing cylinder for producing PET white masterbatch. Background Art

[0002] Solar photovoltaics, a key product in the civilian renewable energy market, has experienced rapid growth in recent years. As the outermost layer of a photovoltaic module, the backsheet, with extensive contact with the external environment, must meet requirements for weather resistance, electrical insulation, vapor barrier properties, and adhesion. PET, a polymer formed by the polymerization of terephthalic acid and ethylene glycol, boasts a temperature resistance of up to 120°C during long-term use, excellent electrical insulation, chemical resistance (to various acids, bases, and solvents), and dimensional stability.

[0003] The PET white masterbatch currently used for photovoltaic backplane film usually contains 55%-60% titanium dioxide, and due to the reflectivity requirements, fluorescent brighteners must be added. During the mixing process of the white masterbatch powder and titanium dioxide, the powder is stirred and floats up, easily floating to the outside of the cylinder through the feed port, causing pollution to the environment in the workshop. The powder accumulates on the sensing equipment, causing the sensing equipment to fail.

[0004] The cam is provided with a plurality of guide wheels, and the guide wheels are provided with a plurality of guide wheels, and the guide wheels are provided with a plurality of guide wheels, and the guide wheels are provided with a plurality of guide wheels.

[0005] According to the mixing cylinder described above, the powder is stirred and floats up, and it is easy to float to the outside of the cylinder through the feed port, causing pollution to the environment in the workshop. The powder accumulates on the sensing equipment, causing the sensing equipment to fail. Therefore, we need to propose a high-speed centrifugal powder mixing cylinder for PET white masterbatch production. Utility Model Content

[0006] The purpose of the utility model is to provide a high-speed centrifugal powder mixing cylinder for the production of PET white masterbatch. The powder suction component is started to draw negative pressure to the inside of the collection box. When the negative pressure in the collection box is too high, the air inside the cylinder is extracted through a connecting pipe. The air enters the cylinder from the feed port and carries the floating powder into the collection box through the connecting pipe for collection, thereby preventing the powder from floating out of the mixing cylinder, avoiding pollution to the workshop environment and failure of the sensing equipment due to the powder floating out during mixing, so as to solve the problems raised in the above-mentioned background technology.

[0007] To achieve the above-mentioned objectives, the utility model provides the following technical solutions: a high-speed centrifugal powder mixing cylinder for PET masterbatch production, comprising a cylinder body and a cylinder base, the cylinder body being mounted on the upper surface of the cylinder base, the bottom end of the cylinder body being provided with a mixing assembly for mixing the masterbatch powder, one end of the cylinder base being fixedly connected to a support frame, the top end of the support frame being bolted to an electric cylinder, the piston end of the electric cylinder passing through the support frame and being bolted to a lifting seat, the other end of the lifting seat being provided with a powder mixing assembly for cooperating in mixing the masterbatch powder, the bottom end of the lifting seat being fixedly connected to a cylinder cover via a connecting column, the top end of the cylinder cover being provided with a feed port, the other end of the cylinder base being provided with a collecting box for collecting powder, the collecting box being connected to the inner cavity of the cylinder body via a connecting pipe, and the top end of the collecting box being provided with a powder suction assembly for extracting powder.

[0008] Preferably, the mixing assembly includes a first motor, which is fixedly mounted on the bottom end of the cylinder body. The output shaft of the first motor is keyed to a rotating rod, the top end of the rotating rod passes through the cylinder body and is fixedly connected to a rotating seat, a stirring blade is provided on the top end of the rotating seat, and the rotating rod is rotatably connected to the cylinder body through a rotating shaft.

[0009] Preferably, a sliding sleeve is inserted and fixed on the surface of the lifting seat, a support rod is inserted and slidably connected to the inner cavity of the sliding sleeve, and both ends of the support rod are fixedly connected to the inner side wall of the support frame.

[0010] Preferably, the powder mixing assembly includes a second motor, which is fixedly mounted on the top of the lifting seat, and the output shaft of the second motor is keyed to a connecting rod, the bottom end of the connecting rod passes through the lifting seat and the cylinder cover and is fixedly connected to a turntable, a support column is fixedly connected to the center of the lower surface of the turntable, and a stirring rod is provided on the surface of the support column.

[0011] Preferably, a scraper is fixedly connected to the bottom end of the turntable, the surface of the scraper is in contact with the inner wall of the cylinder body, and the scraper is in an L-shape.

[0012] Preferably, the powder suction assembly includes a blower, which is fixedly installed on the top of the collection box. The air inlet of the blower is connected to an air inlet pipe, and the other end of the air inlet pipe passes through the collection box and is provided with a filter cover.

[0013] Preferably, a notch is provided at one end of the collection box, and an observation window is embedded in the inner cavity of the notch of the collection box.

[0014] Compared with the prior art, the beneficial effects of the present invention are:

[0015] The utility model provides a high-speed centrifugal powder mixing cylinder for the production of PET white masterbatch. Through the cooperation of a powder suction component and a collection box, the powder suction component is started to draw negative pressure to the inside of the collection box. When the negative pressure in the collection box is too high, the air inside the cylinder body is extracted through a connecting pipe. The air enters the cylinder body from a feed port and carries the floating powder into the collection box through the connecting pipe for collection, thereby preventing the powder from floating out of the mixing cylinder, and preventing the pollution of the workshop environment and the failure of the sensing equipment caused by the powder floating out during mixing.

[0016] Other features and advantages of the present invention will be described in the following description, and in part will become apparent from the description, or understood by practicing the present invention. The purpose and other advantages of the present invention can be achieved and obtained by the structures indicated in the description and the accompanying drawings. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0018] Figure 2 This is a structural diagram of the utility model with the cylinder cover opened;

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

[0020] Figure 4 It is a structural schematic diagram of a partial section of the present utility model.

[0021] In the figure: 1. Cylinder body; 2. Cylinder base; 3. Mixing assembly; 31. First motor; 32. Rotating rod; 33. Rotating base; 34. Stirring blade; 4. Support frame; 5. Electric cylinder; 6. Lifting base; 7. Powder mixing assembly; 71. Second motor; 72. Connecting rod; 73. Turntable; 74. Support column; 75. Stirring rod; 8. Cylinder cover; 9. Feed port; 10. Collecting box; 11. Powder suction assembly; 111. Blower; 112. Air inlet pipe; 113. Filter cover; 12. Sleeve; 13. Support rod; 14. Scraper; 15. Observation window. DETAILED DESCRIPTION

[0022] 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 embodiments 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 making creative efforts are within the scope of protection of the present invention.

[0023] See also Figure 1-4 The utility model provides a technical solution: a high-speed centrifugal powder mixing cylinder for PET masterbatch production, comprising a cylinder body 1 and a cylinder base 2, the cylinder body 1 being mounted on the upper surface of the cylinder base 2, a mixing assembly 3 for mixing the masterbatch powder being provided at the bottom end of the cylinder body 1, one end of the cylinder base 2 being fixedly connected to a support frame 4, a top end of the support frame 4 being bolted to an electric cylinder 5, a piston end of the electric cylinder 5 passing through the support frame 4 and being bolted to a lifting seat 6, a powder mixing assembly 7 for cooperating in mixing the masterbatch powder being provided at the other end of the lifting seat 6, a cylinder cover 8 being fixedly connected to the bottom end of the lifting seat 6 through a connecting column, a feed port 9 being provided at the top end of the cylinder cover 8, a collecting box 10 for collecting powder being provided at the other end of the cylinder base 2, the collecting box 10 being connected to the inner cavity of the cylinder body 1 through a connecting pipe, a powder suction assembly 11 for extracting powder being provided at the top end of the collecting box 10;

[0024] Start the electric cylinder 5 to push the lifting seat 6 to move downward, so that the lifting seat 6 drives the cylinder cover 8 at the bottom to merge with the cylinder body 1, and then pour the masterbatch powder through the feed port 9, and then start the powder suction component 11 to draw negative pressure to the collection box 10, and the collection box 10 extracts the air in the cylinder body 1 through the connecting pipe, and then start the powder mixing component 7 and the mixing component 3 to mix the masterbatch powder. The powder floating during mixing is sent into the inner cavity of the collecting box 10 through the connecting pipe for collection, thereby avoiding the powder floating out of the mixing cylinder, and avoiding pollution to the workshop environment and failure of the sensing equipment due to the powder floating out during mixing.

[0025] The mixing assembly 3 includes a first motor 31, which is fixedly installed at the bottom end of the cylinder body 1. The output shaft key of the first motor 31 is connected to the rotating rod 32. The top of the rotating rod 32 passes through the cylinder body 1 and is fixedly connected to the rotating seat 33. The top of the rotating seat 33 is provided with a stirring paddle 34. The rotating rod 32 is rotatably connected to the cylinder body 1 through a rotating shaft. When the first motor 31 is started to drive the rotating rod 32 to rotate, the rotating rod 32 drives the stirring paddle 34 to rotate through the rotating seat 33 at the top, so that the stirring paddle 34 mixes the masterbatch powder.

[0026] A sliding sleeve 12 is fixedly inserted into the surface of the lifting seat 6, and a support rod 13 is slidably inserted into the inner cavity of the sliding sleeve 12. Both ends of the support rod 13 are fixedly connected to the inner side wall of the support frame 4. Through the arrangement of the support rod 13 and the sliding sleeve 12, a supporting force can be provided for one end of the lifting seat 6 in the inner cavity of the support frame 4, thereby increasing the stability of the lifting seat 6 when it is lifted and lowered in the support frame 4.

[0027] The powder mixing assembly 7 includes a second motor 71, which is fixedly mounted on the top of the lifting seat 6. The output shaft key of the second motor 71 is connected to a connecting rod 72. The bottom end of the connecting rod 72 passes through the lifting seat 6 and the cylinder cover 8 and is fixedly connected to a turntable 73. A support column 74 is fixedly connected to the center of the lower surface of the turntable 73. A stirring rod 75 is provided on the surface of the support column 74. When the second motor 71 is started, the connecting rod 72 is driven to rotate. The connecting rod 72 drives the turntable 73 to rotate. The rotation of the turntable 73 drives the stirring rod 75 through the support column 74 to mix the masterbatch powder.

[0028] A scraper 14 is fixedly connected to the bottom end of the turntable 73. The surface of the scraper 14 fits against the inner wall of the cylinder 1. The scraper 14 is L-shaped. When the turntable 73 rotates, the scraper 14 is driven to rotate. The rotation of the scraper 14 scrapes the powder adhered to the inner wall of the cylinder 1 to avoid powder residue.

[0029] The powder suction component 11 includes a blower 111, which is fixedly installed on the top of the collecting box 10. The air inlet of the blower 111 is connected to the air inlet pipe 112. The other end of the air inlet pipe 112 passes through the collecting box 10 and is provided with a filter cover 113. When the blower 111 is started, negative pressure is applied to the inside of the collecting box 10 through the air inlet pipe 112. The powder floating in the cylinder 1 in the collecting box 10 is extracted through the connecting pipe. The filter cover 113 is provided to prevent the powder from entering the blower 111 through the air inlet pipe 112.

[0030] A notch is provided at one end of the collecting box 10 , and an observation window 15 is embedded in the inner cavity of the notch of the collecting box 10 . Through the setting of the observation window 15 , the staff can observe the powder collection situation in the collecting box 10 .

[0031] During specific use: start the electric cylinder 5 to push the lifting seat 6 downward, so that the lifting seat 6 drives the cylinder cover 8 at the bottom to merge with the cylinder body 1, and then pour the masterbatch powder through the feed port 9, start the blower 111 to draw negative pressure inside the collecting box 10 through the air inlet pipe 112, and the collecting box 10 extracts the air in the cylinder body 1 through the connecting pipe, start the first motor 31 to drive the rotating rod 32 to rotate, and the rotating rod 32 drives the stirring blade 34 to rotate through the rotating seat 33 at the top, so that the stirring blade 34 mixes the masterbatch powder from the bottom, start the second motor 71 to drive the connecting rod 72 to rotate, and the connecting rod 72 drives the turntable 73 to rotate, and the rotation of the turntable 73 drives the stirring rod 75 through the support column 74 to mix the masterbatch powder, and the powder floats up through the air into the connecting pipe, and the connecting pipe sends the powder into the collecting box 10 for collection, thereby preventing the powder from floating out of the mixing cylinder, and avoiding pollution to the workshop environment and failure of the sensing equipment due to the powder floating out during mixing.

[0032] Although the embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and variations may be made to these embodiments without departing from the principles and spirit of the present invention, and the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A high-speed centrifugal powder mixing cylinder for producing PET white masterbatch, comprising a cylinder body (1) and a cylinder base (2), characterized in that: The cylinder body (1) is mounted on the upper surface of the cylinder base (2); the bottom end of the cylinder body (1) is provided with a mixing assembly (3) for mixing the masterbatch powder; one end of the cylinder base (2) is fixedly connected to a support frame (4); the top end of the support frame (4) is bolted with an electric cylinder (5); the piston end of the electric cylinder (5) passes through the support frame (4) and is bolted with a lifting seat (6); the other end of the lifting seat (6) is provided with a powder mixing assembly (7) for cooperating in mixing the masterbatch powder; the bottom end of the lifting seat (6) is fixedly connected to a cylinder cover (8) through a connecting column; the top end of the cylinder cover (8) is provided with a feed port (9); the other end of the cylinder base (2) is provided with a collecting box (10) for collecting powder; the collecting box (10) is connected to the inner cavity of the cylinder body (1) through a connecting pipe; the top end of the collecting box (10) is provided with a powder suction assembly (11) for extracting powder.

2. The high-speed centrifugal powder mixing cylinder for producing PET white masterbatch according to claim 1, characterized in that: The mixing assembly (3) comprises a first motor (31), which is fixedly mounted on the bottom end of the cylinder (1); the output shaft of the first motor (31) is keyed to a rotating rod (32); the top end of the rotating rod (32) passes through the cylinder (1) and is fixedly connected to a rotating seat (33); a stirring blade (34) is provided at the top end of the rotating seat (33); and the rotating rod (32) is rotatably connected to the cylinder (1) via a rotating shaft.

3. The high-speed centrifugal powder mixing cylinder for producing PET masterbatch according to claim 1, characterized in that: A sliding sleeve (12) is inserted and fixed on the surface of the lifting seat (6), a support rod (13) is inserted and slidably inserted into the inner cavity of the sliding sleeve (12), and both ends of the support rod (13) are fixedly connected to the inner side wall of the support frame (4).

4. The high-speed centrifugal powder mixing cylinder for producing PET masterbatch according to claim 1, characterized in that: The powder mixing assembly (7) includes a second motor (71), which is fixedly mounted on the top of the lifting seat (6). The output shaft of the second motor (71) is keyed to a connecting rod (72). The bottom end of the connecting rod (72) passes through the lifting seat (6) and the cylinder cover (8) and is fixedly connected to a turntable (73). A support column (74) is fixedly connected to the center of the lower surface of the turntable (73). A stirring rod (75) is provided on the surface of the support column (74).

5. The high-speed centrifugal powder mixing cylinder for producing PET masterbatch according to claim 4, characterized in that: The bottom end of the rotary disc (73) is fixedly connected to a scraper (14), the surface of the scraper (14) is in contact with the inner wall of the cylinder body (1), and the scraper (14) is L-shaped.

6. The high-speed centrifugal powder mixing cylinder for producing PET masterbatch according to claim 1, characterized in that: The powder suction assembly (11) comprises a blower (111), which is fixedly mounted on the top of the collection box (10); an air inlet of the blower (111) is connected to an air inlet pipe (112); the other end of the air inlet pipe (112) passes through the collection box (10) and is provided with a filter cover (113).

7. The high-speed centrifugal powder mixing cylinder for producing PET white masterbatch according to claim 1, characterized in that: A notch is provided at one end of the collection box (10), and an observation window (15) is embedded in the inner cavity of the notch of the collection box (10).

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