A continuous screener for polyester chip processing

Abstract

The invention discloses a continuous screener for processing polyester chips, which belongs to the technical field of polyester chip processing. The invention comprises a shell and a screening mechanism, wherein the screening mechanism comprises: a material guide frame, a first filter screen, a fixed frame, a connecting pipe, a circulation frame, a drying component, a collecting component, a screening component and a vibration component; a plurality of fixed frames are arranged on the inner side of the shell, and the plurality of fixed frames are distributed in a stepped manner; the polyester chips can be moved on the plurality of fixed frames by the vibration component; the polyester chips on the fixed frames can be dried by the drying component; during the drying process, air flows on the inner side of the shell; the polyester chip powder can be collected by the collecting component, which is convenient for subsequent screening operations; the dried polyester chips can be screened by the screening component and the driving component; the operation is convenient and the screening effect and screening efficiency can be effectively improved.

Description

Technical Field

[0001] The invention belongs to the technical field of polyester chip processing, and in particular relates to a continuous screener for polyester chip processing. Background Art

[0002] Polyester chips are amorphous polymers, also known as polyethylene terephthalate chips. Fiber-grade polyester chips are suitable for spinning various polyester staple fibers and filaments, making various clothing fabrics, cords and woven paper filter screens, etc. Film-grade polyester chips are suitable for producing various films and bases, making various films, packaging films, videotapes, films, zippers and powder coatings; polyester chips are flaky particles with a size of about 4*5*2 mm obtained by casting and pelletizing polyester melt. Among the flaky particles of polyester chips, there are also some chips and chip powders that do not meet the specifications, so a sifter is often needed for screening.

[0003] The existing continuous screener for processing polyester chips is not convenient for quickly drying the polyester chips during operation, and is not convenient for collecting the powder attached to the polyester chips during screening, which affects the screening effect and has low screening efficiency.

[0004] In order to avoid the above technical problems, it is necessary to provide a continuous screener for polyester chip processing to overcome the above defects in the prior art. Summary of the invention

[0005] The object of the present invention is to provide a continuous screener for polyester chip processing to solve the problems raised in the above background technology.

[0006] To achieve the above object, the present invention provides the following technical solutions:

[0007] A continuous screener for processing polyester chips, comprising a housing and a screening mechanism, wherein the screening mechanism comprises:

[0008] A material guide frame is fixedly mounted on the top of the shell, a fixed frame is provided inside the shell, a first filter screen is installed on one end of the fixed frame, a connecting pipe is installed on one end of the fixed frame away from the first filter screen, a plurality of the fixed frame, the first filter screen and the connecting pipe are provided and divided into a plurality of groups and distributed in a stepped manner on the inside of the shell, a circulation frame is fixedly mounted on the inside of the shell, a drying component is installed between the circulation frame and the connecting pipe for drying the polyester chips on the fixed frame, and a collecting component is also installed on the shell and the circulation frame for collecting the polyester chip powder inside the shell and allowing the air inside the shell to flow;

[0009] A vibration component is installed between the fixed frame and the shell, which is used to drive multiple groups of fixed frames to synchronously perform vertical vibration operations on the inner side of the shell; a screening component is installed at the bottom end of the inner side of the shell, which is used to screen the dried polyester chips. A driving component is also installed on the inner side of the shell, and the driving component is connected to the screening component to drive the screening component to reciprocate on the inner side of the shell; a supporting frame is provided at the bottom end of the inner side of the shell, which is used to collect polyester chip waste falling from the screening component, and a through hole is provided on the side surface of the bottom end of the shell, so that the supporting frame can be taken out and put into the inner side of the shell.

[0010] As a further technical solution of the present invention: the drying component comprises:

[0011] A guide pipe is fixedly installed at one end of the connecting pipe away from the fixed frame, the guide pipe is communicated with the connecting pipe, a connecting hole is provided at one end of the circulation frame, a first fan is fixedly installed at the connecting hole, a heating wire is installed at the air outlet of the first fan, and a telescopic tube is installed between the connecting hole and the guide pipe to allow the heated air to flow into the guide pipe and the connecting pipe.

[0012] As a further technical solution of the present invention: the collecting component comprises:

[0013] An exhaust frame is fixedly installed on the inner wall of the outer shell, a suction hood is provided on the top of the exhaust frame, an exhaust port is provided on the side of the bottom end of the exhaust frame, a second fan is fixedly installed at the exhaust port, a second filter is fixedly installed on the inner side of the exhaust frame, a first collecting frame is provided on the side of the second filter for collecting polyester chip powder on the second filter, a third filter is installed on the inner side of the circulation frame, and a second collecting frame is provided on the bottom side of the third filter.

[0014] As a further technical solution of the present invention: the vibration component comprises:

[0015] A fixing plate is fixedly mounted on both ends of the fixing frame, a fixing block is fixedly mounted on the surface of the fixing plate, a vertical limiting hole is provided in the middle of the fixing block, a supporting plate is fixedly mounted on the inner wall of the shell, a limiting rod is fixedly mounted on the supporting plate, the limiting rod passes through the limiting hole, an elastic member is sleeved on the outer side of the limiting rod, and the elastic member is located between the fixing block and the supporting plate; a first driving member is fixedly mounted on the top of the circulation frame, a first driving rod is fixedly mounted on the output end of the first driving member, a cam is fixedly mounted on the first driving rod, and a connecting plate is fixedly mounted on the bottom end of the fixing plate, and the connecting plate is in contact with the surface of the cam.

[0016] As a further technical solution of the present invention: the screening assembly comprises:

[0017] A fixed seat is fixedly mounted on the inner wall of the shell, a short rod is mounted on the fixed seat, the short rod is rotatably connected to the fixed seat, a screen is fixedly mounted on one end of the short rod away from the fixed seat, the short rod is located in the middle of the side of the screen, and is used to support the screen, a support block is fixedly mounted on the inner side of the shell, a discharge plate is mounted on the support block, a through hole is provided on the discharge plate, the shape of the discharge plate is arc-shaped, a baffle is fixedly mounted on the bottom side of one end of the screen close to the discharge plate, the shape of the baffle is also arc-shaped, and a discharge port is provided on the side of the shell;

[0018] The screening assembly is provided with two groups and vertically distributed on the inner side of the outer shell. A connecting seat is fixedly installed at one end of the screen away from the baffle. A connecting rod is installed between the connecting seats on the two screens. The connecting rod is rotatably connected to the connecting seat to enable the two screens to rotate synchronously.

[0019] As a further technical solution of the present invention: the driving assembly comprises:

[0020] A support frame is fixedly mounted on the inner wall of the outer shell, a second driving member is fixedly mounted on the middle of the support frame, a second driving rod is fixedly mounted on the output end of the second driving member, a disc is fixedly mounted on the end of the second driving rod away from the second driving member, a fixing rod is fixedly mounted on the surface of the disc away from the center, a connecting frame is fixedly mounted on one end of the screen close to the support frame, the fixing rod extends into the inner side of the connecting frame, and the connecting frame and the screen are in the same straight line.

[0021] As a further technical solution of the present invention: the second filter screen is the same as the third filter screen, the second filter screen and the third filter screen are both inclined, the first collection frame is detachably connected to the exhaust frame, and the second collection frame is detachably connected to the circulation frame.

[0022] Compared with the prior art, the present invention has the following beneficial effects:

[0023] The present invention provides a continuous screener for processing polyester chips. A plurality of fixed frames are arranged on the inner side of the shell. The plurality of fixed frames are distributed in a stepped manner. The polyester chips can be moved on the plurality of fixed frames by a vibration component. The polyester chips on the fixed frames can be dried by a drying component. During the drying process, air flows on the inner side of the shell. The polyester chip powder can be collected by a collecting component to facilitate subsequent screening operations. The dried polyester chips can be screened by a screening component and a driving component. The operation is convenient and can effectively improve the screening effect and screening efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0024] Figure 1 It is a structural schematic diagram of the present invention.

[0025] Figure 2 It is a schematic diagram of the structure of the inner side of the shell in the present invention.

[0026] Figure 3 It is a structural schematic diagram of the inner side section of the shell in the present invention.

[0027] Figure 4 It is a schematic diagram of the structure of the vibration component in the present invention.

[0028] Figure 5 It is a schematic diagram of the structure of the screening assembly in the present invention.

[0029] Figure 6 It is a schematic diagram of the structure of the fixing frame and the collecting component in the present invention.

[0030] Figure 7 It is a schematic diagram of the structure between the collecting component and the circulation frame in the present invention.

[0031] Figure 8 It is a schematic diagram of the structure between the fixed frame and the circulation frame in the present invention.

[0032] In the accompanying drawings: 1-housing, 2-material guide frame, 3-fixed frame, 4-first filter screen, 5-connecting pipe, 6-circulation frame, 7-drying component, 71-flow guide pipe, 72-connecting hole, 73-first fan, 74-heating wire, 75-telescopic pipe, 8-collecting component, 81-exhaust frame, 82-suction cover, 83-exhaust port, 84-second fan, 85-second filter screen, 86-first collection frame, 87-third filter screen, 88-second collection frame, 9-vibration component, 91-fixed plate, 92-fixed block, 93-limiting hole, 94-support Plate, 95-limiting rod, 96-elastic member, 97-first driving member, 98-first driving rod, 99-cam, 90-connecting plate, 10-screening assembly, 101-fixed seat, 102-short rod, 103-screen, 104-support block, 105-discharge plate, 106-baffle, 107-discharge port, 108-connecting seat, 109-connecting rod, 11-driving assembly, 111-support frame, 112-second driving member, 113-second driving rod, 114-disc, 115-fixed rod, 116-connecting frame, 12-support frame. DETAILED DESCRIPTION

[0033] In order to make the purpose, technical solution and advantages of the present invention more clearly understood, the present invention is further described in detail below in conjunction with the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are only used to explain the present invention and are not intended to limit the present invention.

[0034] The specific implementation of the present invention is described in detail below in conjunction with specific embodiments.

[0035] like Figures 1 to 8As shown in the embodiment provided by the present invention, a continuous screener for polyester chip processing includes a housing 1 and a screening mechanism, wherein the screening mechanism includes:

[0036] A material guide frame 2 is fixedly mounted on the top of the shell 1. A fixed frame 3 is provided inside the shell 1. A first filter screen 4 is installed at one end of the fixed frame 3. A connecting pipe 5 is installed at one end of the fixed frame 3 away from the first filter screen 4. The fixed frame 3, the first filter screen 4 and the connecting pipe 5 are provided in multiple groups and are distributed in a stepped manner inside the shell 1. A circulation frame 6 is fixedly mounted inside the shell 1. A drying component 7 is installed between the circulation frame 6 and the connecting pipe 5 for drying the polyester chips on the fixed frame 3. A collecting component 8 is also installed on the shell 1 and the circulation frame 6 for collecting the polyester chip powder inside the shell 1 and allowing the air inside the shell 1 to flow;

[0037] A vibration component 9 is installed between the fixed frame 3 and the shell 1, which is used to drive multiple groups of fixed frames 3 to synchronously perform vertical vibration operations on the inner side of the shell 1; a screening component 10 is installed at the bottom end of the inner side of the shell 1, which is used to screen the dried polyester chips. A driving component 11 is also installed on the inner side of the shell 1, and the driving component 11 is connected to the screening component 10 to drive the screening component 10 to reciprocate on the inner side of the shell 1; a supporting frame 12 is provided at the bottom end of the inner side of the shell 1, which is used to collect polyester chip waste falling from the screening component 10, and a through hole is provided on the side of the bottom end of the shell 1, so that the supporting frame 12 can be taken out and put into the inner side of the shell 1.

[0038] In this embodiment, a plurality of fixed frames 3 are provided on the inner side of the shell 1, and the plurality of fixed frames 3 are distributed in a stepped manner. The vibration component 9 can be used to realize the movement of the polyester chips on the plurality of fixed frames 3, and the drying component 7 can be used to dry the polyester chips on the fixed frames 3. During the drying process, air flows on the inner side of the shell 1, and the collecting component 8 can be used to collect the polyester chip powder, which is convenient for subsequent screening operations. The screening component 10 and the driving component 11 can be used to screen the dried polyester chips, which is convenient to operate and can effectively improve the screening effect and screening efficiency. The polyester chips fall from the guide frame 2 to the fixed frame 3, and the vibration component 9 can be used to realize the movement and transportation of the polyester chips on the plurality of fixed frames 3. During the transportation process, the drying component 7 can blow hot air to the polyester chips to reduce the moisture on the surface of the polyester chips to realize the drying operation. When the polyester chips move on the plurality of fixed frames 3, the polyester chips bonded together can be effectively separated, which is convenient for subsequent screening operations and convenient to operate.

[0039] In one embodiment of the present invention, see Figure 1 , Figure 2 , Figure 3, Figure 4 , Figure 6 , Figure 7 and Figure 8 , the drying component 7 comprises:

[0040] The guide pipe 71 is fixedly installed at the end of the connecting pipe 5 away from the fixed frame 3. The guide pipe 71 is communicated with the connecting pipe 5. A connecting hole 72 is provided at one end of the circulation frame 6. A first fan 73 is fixedly installed at the connecting hole 72. A heating wire 74 is installed at the air outlet of the first fan 73. A telescopic tube 75 is installed between the connecting hole 72 and the guide pipe 71 to allow the heated air to flow into the guide pipe 71 and the connecting pipe 5.

[0041] The collecting assembly 8 comprises:

[0042] An exhaust frame 81 is fixedly mounted on the inner wall of the outer shell 1, and an air suction hood 82 is provided on the top of the exhaust frame 81, and an exhaust port 83 is provided on the side of the bottom end of the exhaust frame 81. A second fan 84 is fixedly mounted at the exhaust port 83, and a second filter 85 is fixedly mounted on the inner side of the exhaust frame 81. A first collecting frame 86 is provided on the side of the second filter 85 for collecting polyester chip powder on the second filter 85. A third filter 87 is installed on the inner side of the circulation frame 6, and a second collecting frame 88 is provided on the bottom side of the third filter 87.

[0043] In this embodiment, the guide tube 71 is fixedly mounted on the end of the connecting tube 5 away from the fixed frame 3, the guide tube 71 is communicated with the connecting tube 5, and the guide tube 71 and the connecting tube 5 are on the same horizontal line. The circulation frame 6 is fixedly mounted on the inner side of the housing 1, and a connecting hole 72 is provided on the top side of the circulation frame 6 close to one end of the guide tube 71. A first fan 73 is installed at the connection port, and a heating wire 74 is installed at the air outlet of the first fan 73. A telescopic tube 75 is installed between the circulation frame 6 and the guide tube 71. Hot air can be blown into the inner side of the guide tube 71 through the first fan 73, the heating wire 74 and the telescopic tube 75, and the hot air is discharged through the connecting tube 5 and the first filter 4, so as to facilitate the drying operation of the polyester slices on the fixed frame 3. The operation is convenient, and the comprehensive drying operation of the polyester slices can be realized. In addition, the polyester slice powder can be effectively prevented from adhering to the polyester slices during the drying process.

[0044] An exhaust frame 81 is fixedly installed on the inner wall of the shell 1, and the exhaust frame 81 is located at the end of the fixed frame 3 away from the guide tube 71. The exhaust frame 81 is vertical, and an air suction hood 82 is fixedly installed on the top of the exhaust frame 81 to facilitate the air containing polyester chip powder to be sucked into the inner side of the exhaust frame 81. An exhaust port 83 is provided at the bottom of the exhaust frame 81, and the exhaust port 83 can discharge the air from the shell 1. A second fan 84 is fixedly installed at the exhaust port 83 to facilitate the flow of air and complete the suction operation of the polyester chip powder by the air suction hood 82; a second filter 85 is fixedly installed on the inner side of the exhaust frame 81, and a first collecting frame 86 is provided on the side of the second filter 85. When the air inside the exhaust frame 81 flows, it is filtered through the second filter 85, so that the collection operation of the polyester chip powder can be realized. The circulation frame 6 is installed with a third filter 87 and a second collection frame 88, the second filter 85 is the same as the third filter 87, the second filter 85 and the third filter 87 are both inclined, the first collection frame 86 is detachably connected to the exhaust frame 81, the second collection frame 88 is detachably connected to the circulation frame 6, the second filter 85 and the third filter 87 are inclined, which is convenient for filtering operation and allows polyester chip powder to enter the first collection frame 86 and the second collection frame 88 during air flow, which is convenient to operate; one end of the circulation frame 6 is open, and in the process of polyester chips falling from the fixed frame 3 to the screening component 10, the circulation frame 6 can absorb the powder of the polyester chips and filter it through the third filter 87, effectively improving the collection effect of the polyester chip powder.

[0045] In one embodiment of the present invention, see Figure 1 , Figure 2 , Figure 3 , Figure 4 , Figure 6 and Figure 8 , the vibration component 9 comprises:

[0046] A fixing plate 91 is fixedly mounted on both ends of the fixing frame 3, a fixing block 92 is fixedly mounted on the surface of the fixing plate 91, a vertical limiting hole 93 is provided in the middle of the fixing block 92, a supporting plate 94 is fixedly mounted on the inner wall of the outer shell 1, a limiting rod 95 is fixedly mounted on the supporting plate 94, the limiting rod 95 passes through the limiting hole 93, an elastic member 96 is sleeved on the outer side of the limiting rod 95, and the elastic member 96 is located between the fixing block 92 and the supporting plate 94; a first driving member 97 is fixedly mounted on the top of the circulation frame 6, a first driving rod 98 is fixedly mounted on the output end of the first driving member 97, a cam 99 is fixedly mounted on the first driving rod 98, a connecting plate 90 is fixedly mounted on the bottom end of the fixing plate 91, and the connecting plate 90 is in contact with the surface of the cam 99.

[0047] In the present embodiment, a fixing plate 91 is fixedly installed on the side of the fixing frame 3, and the fixing plate 91 is fixedly connected to the guide tube 71. When the fixing plate 91 moves in the vertical direction, it is convenient to drive the fixing frame 3 and the guide tube 71 to move in position. A fixing block 92 is fixedly installed on the surface of the fixing plate 91, and a vertical limiting hole 93 is provided on the fixing block 92. A horizontal supporting plate 94 is fixedly installed on the inner side of the shell 1, and a vertical limiting rod 95 is fixedly installed between the supporting plate 94 and the shell 1. The limiting rod 95 passes through the limiting hole 93, and an elastic member 96 is sleeved on the outer side of the limiting rod 95. The elastic member 96 can be a spring or rubber, etc. In the present embodiment, the elastic member 96 is a spring. The elastic member 96 is located between the supporting plate 94 and the fixing block 92, which is convenient for fixing the fixing block 9 2 for supporting operation, the moving track of the fixed plate 91 can be limited by the limiting rod 95 and the limiting hole 93, a first driving member 97 is fixedly installed on the circulation frame 6, the first driving member 97 can be a rotary motor or a stepping motor, etc., in this embodiment, the first driving member 97 is a double-axis motor, the two output ends of the first driving member 97 are fixedly installed with first driving rods 98, the first driving rod 98 is fixedly installed with a cam 99 at one end away from the first driving member 97, a connecting plate 90 is fixedly installed at the bottom end of the fixed plate 91, the connecting plate 90 is in contact with the cam 99, the first driving member 97 controls the first driving rod 98 to drive the cam 99 to rotate, so as to facilitate the driving of the fixed plate 91 to reciprocate in the vertical direction, and facilitate the moving and conveying operation of the polyester slices on the fixed frame 3, which is convenient for use.

[0048] In one embodiment of the present invention, see Figure 1 , Figure 2 , Figure 3 , Figure 4 and Figure 5 , the screening assembly 10 comprises:

[0049] A fixing seat 101 is fixedly mounted on the inner wall of the shell 1, a short rod 102 is mounted on the fixing seat 101, the short rod 102 is rotatably connected to the fixing seat 101, a screen 103 is fixedly mounted on one end of the short rod 102 away from the fixing seat 101, the short rod 102 is located in the middle of the side of the screen 103, and is used to support the screen 103, a support block 104 is fixedly mounted on the inner side of the shell 1, a discharge plate 105 is mounted on the support block 104, a through hole is provided on the discharge plate 105, and the shape of the discharge plate 105 is arc-shaped, a baffle 106 is fixedly mounted on the bottom side of one end of the screen 103 close to the discharge plate 105, and the shape of the baffle 106 is also arc-shaped, and a discharge port 107 is provided on the side of the shell 1;

[0050] The screening assembly 10 is provided with two groups and vertically distributed on the inner side of the outer shell 1. A connecting seat 108 is fixedly installed at one end of the screen 103 away from the baffle 106. A connecting rod 109 is installed between the connecting seats 108 on the two screens 103. The connecting rod 109 is rotatably connected to the connecting seat 108 to enable the two screens 103 to rotate synchronously.

[0051] The driving assembly 11 comprises:

[0052] A support frame 111 is fixedly mounted on the inner wall of the outer shell 1, a second driving member 112 is fixedly mounted in the middle of the support frame 111, a second driving rod 113 is fixedly mounted on the output end of the second driving member 112, a disc 114 is fixedly mounted on the end of the second driving rod 113 away from the second driving member 112, a fixing rod 115 is fixedly mounted on the surface of the disc 114 away from the center, a connecting frame 116 is fixedly mounted on the end of the screen 103 close to the support frame 111, the fixing rod 115 extends into the inner side of the connecting frame 116, and the connecting frame 116 and the screen 103 are on the same straight line.

[0053] In this embodiment, a fixing seat 101 is fixedly installed on the inner wall of the shell 1, a short rod 102 is fixedly installed in the middle of the side of the screen 103, a rolling bearing is installed between the short rod 102 and the fixing seat 101, and the screen 103 can be rotated with the short rod 102 as the center of the circle, a discharge port 107 is provided on one side of the shell 1, a support block 104 is fixedly installed at the discharge port 107, a discharge plate 105 is fixedly installed on the support block 104, a through hole is provided on the discharge plate 105, and the shape of the discharge plate 105 is arc-shaped, and a baffle 106 is fixedly installed on the bottom side of one end of the screen 103 near the discharge plate 105, and the shape of the baffle 106 is also arc-shaped When the screen 103 rotates, it is convenient to drive the baffle 106 to move. The baffle 106 can effectively prevent some polyester chips from being directly discharged through the through hole, thereby improving the screening effect; the screening assembly 10 is provided with two groups and vertically distributed on the inner side of the housing 1. The mesh specifications of the two screens 103 are different, which is convenient for performing two screening operations on the polyester chips, thereby improving the screening effect. The two screens 103 are connected by a connecting seat 108 and a connecting rod 109. A rolling bearing is installed between the connecting rod 109 and the connecting seat 108. When one screen 103 rotates, the connecting seat 108 and the connecting rod 109 can realize the synchronous rotation operation of the other screen 103, which is convenient to operate;

[0054] A support frame 111 is fixedly installed inside the housing 1, and a second driving member 112 is fixedly installed on the support frame 111. The second driving member 112 can be a rotary motor or a stepping motor, etc. In this embodiment, the second driving member 112 is a double-axis motor, and the two output ends of the second driving member 112 are fixedly installed with a second driving rod 113, and the second driving rod 113 is fixedly installed with a disc 114 at one end away from the second driving member 112, and a fixing rod 115 is fixedly installed on the surface of the disc 114, and the fixing rod 115 is located at the disc 114 away from the center of the circle. The screen 10 A connection frame 116 is fixedly installed near one end of the support frame 111, and the fixing rod 115 extends into the inner side of the connection frame 116. When the second driving member 112 controls the second driving rod 113 to drive the disc 114 to rotate, the screen 103 can be reciprocated with the short rod 102 as the center through the fixing rod 115 and the connection frame 116, which is convenient for screening the polyester slices and can effectively prevent the polyester slices from remaining on the surface of the screen 103. The operation is convenient. When the second driving member 112 is working, it is convenient to realize the synchronous rotation operation of the two screens 103, which is convenient for the screening operation.

[0055] The working principle of the present invention is:

[0056] In the present invention, the polyester chips are first poured into the inner side of the guide frame 2, and then the first driving member 97 and the second driving member 112 are turned on, and the first fan 73, the second fan 84 and the heating wire 74 are turned on at the same time, so that the heated air can be discharged through the fixed frame 3, and the polyester chips on the fixed frame 3 are dried. In the process of air flow, the second filter 85 inside the exhaust frame 81 and the third filter 87 inside the circulation frame 6 can filter the polyester chip powder, and make the polyester chip powder fall into the first collecting frame 86 and the second collecting frame 88 to avoid the polyester chip powder affecting the subsequent screening operation. By turning on the second driving member 112, the two screens 103 can be synchronously reciprocated, which is convenient for screening the dried polyester chips. The screened polyester chips can be discharged through the through holes on the discharge plate 105, which is convenient to operate. The two groups of screens 103 are convenient for fully screening the polyester chips, thereby improving the screening effect.

[0057] The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention. Any modifications, equivalent substitutions and improvements made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

[0058] In addition, it should be understood that although the present specification is described according to implementation modes, not every implementation mode contains only one independent technical solution. This description of the specification is only for the sake of clarity. Those skilled in the art should regard the specification as a whole. The technical solutions in each embodiment may also be appropriately combined to form other implementation modes that can be understood by those skilled in the art.

Claims

1. A continuous screener for processing polyester chips, comprising a housing (1) and a screening mechanism, characterized in that: The screening mechanism comprises: A material guide frame (2) is fixedly mounted on the top of the shell (1); a fixed frame (3) is provided inside the shell (1); a first filter screen (4) is installed on one end of the fixed frame (3); a connecting pipe (5) is installed on one end of the fixed frame (3) away from the first filter screen (4); a plurality of the fixed frame (3), the first filter screen (4) and the connecting pipe (5) are provided and divided into a plurality of groups and distributed in a stepped manner on the inside of the shell (1); a circulation frame (6) is fixedly mounted on the inside of the shell (1); a drying component (7) is installed between the circulation frame (6) and the connecting pipe (5) for drying the polyester chips on the fixed frame (3); a collecting component (8) is also installed on the shell (1) and the circulation frame (6) for collecting the polyester chip powder on the inside of the shell (1) and allowing the air inside the shell (1) to flow; A vibration assembly (9) is installed between the fixed frame (3) and the shell (1), and is used to drive multiple groups of fixed frames (3) to synchronously perform vertical vibration operations on the inside of the shell (1); a screening assembly (10) is installed at the bottom end of the inner side of the shell (1), and is used to perform screening operations on the dried polyester chips. A driving assembly (11) is also installed on the inner side of the shell (1), and the driving assembly (11) is connected to the screening assembly (10) and is used to drive the screening assembly (10) to reciprocate on the inside of the shell (1); a support frame (12) is provided at the bottom end of the inner side of the shell (1), and is used to collect polyester chip waste falling from the screening assembly (10). A through hole is provided on the side surface of the bottom end of the shell (1), and is used to allow the support frame (12) to be taken out and put into the inner side of the shell (1); The drying component (7) comprises: A flow guide pipe (71) is fixedly mounted at one end of the connecting pipe (5) away from the fixed frame (3); the flow guide pipe (71) is in communication with the connecting pipe (5); a connecting hole (72) is provided at one end of the circulation frame (6); a first fan (73) is fixedly mounted at the connecting hole (72); a heating wire (74) is mounted at the air outlet of the first fan (73); a telescopic pipe (75) is mounted between the connecting hole (72) and the flow guide pipe (71) to allow heated air to flow into the flow guide pipe (71) and the connecting pipe (5); The collecting component (8) comprises: An exhaust frame (81) is fixedly mounted on the inner wall of the outer shell (1); an air suction cover (82) is provided at the top of the exhaust frame (81); an exhaust port (83) is provided at the side of the bottom end of the exhaust frame (81); a second fan (84) is fixedly mounted at the exhaust port (83); a second filter (85) is fixedly mounted on the inner side of the exhaust frame (81); a first collection frame (86) is provided on the side of the second filter (85) for collecting polyester chip powder on the second filter (85); a third filter (87) is installed on the inner side of the circulation frame (6); a second collection frame (88) is provided at the bottom side of the third filter (87); The vibration component (9) comprises: A fixing plate (91) is fixedly mounted on both ends of the fixing frame (3); a fixing block (92) is fixedly mounted on the surface of the fixing plate (91); a vertical limiting hole (93) is provided in the middle of the fixing block (92); a supporting plate (94) is fixedly mounted on the inner wall of the shell (1); a limiting rod (95) is fixedly mounted on the supporting plate (94); the limiting rod (95) passes through the limiting hole (93); an elastic member (96) is sleeved on the outer side of the limiting rod (95); the elastic member (96) is located between the fixing block (92) and the supporting plate (94); a first driving member (97) is fixedly mounted on the top of the circulation frame (6); a first driving rod (98) is fixedly mounted on the output end of the first driving member (97); a cam (99) is fixedly mounted on the first driving rod (98); a connecting plate (90) is fixedly mounted on the bottom end of the fixing plate (91); the connecting plate (90) is in contact with the surface of the cam (99); The screening assembly (10) comprises: A fixing seat (101) is fixedly mounted on the inner wall of the housing (1); a short rod (102) is mounted on the fixing seat (101); the short rod (102) is rotatably connected to the fixing seat (101); a screen (103) is fixedly mounted on one end of the short rod (102) away from the fixing seat (101); the short rod (102) is located in the middle of the side of the screen (103) and is used to support the screen (103); the housing (101) 1) A support block (104) is fixedly installed on the inner side, a discharge plate (105) is installed on the support block (104), a through hole is provided on the discharge plate (105), the shape of the discharge plate (105) is arc-shaped, a baffle (106) is fixedly installed on the bottom side of one end of the screen (103) close to the discharge plate (105), the shape of the baffle (106) is also arc-shaped, and a discharge port (107) is provided on the side of the housing (1); The screening assembly (10) is provided with two groups and vertically distributed inside the housing (1); a connecting seat (108) is fixedly installed on one end of the screen (103) away from the baffle (106); a connecting rod (109) is installed between the connecting seats (108) on the two screens (103); the connecting rod (109) is rotatably connected to the connecting seat (108) to enable the two screens (103) to rotate synchronously; The driving assembly (11) comprises: A support frame (111) is fixedly mounted on the inner wall of the outer shell (1); a second driving member (112) is fixedly mounted in the middle of the support frame (111); a second driving rod (113) is fixedly mounted on the output end of the second driving member (112); a disc (114) is fixedly mounted on the end of the second driving rod (113) away from the second driving member (112); a fixing rod (115) is fixedly mounted on the surface of the disc (114) away from the center of the circle; a connecting frame (116) is fixedly mounted on the end of the screen (103) close to the support frame (111); the fixing rod (115) extends into the inner side of the connecting frame (116); and the connecting frame (116) and the screen (103) are on the same straight line.

2. The continuous screener for polyester chip processing according to claim 1, characterized in that: The second filter screen (85) and the third filter screen (87) are the same, and the second filter screen (85) and the third filter screen (87) are both inclined. The first collection frame (86) is detachably connected to the exhaust frame (81), and the second collection frame (88) is detachably connected to the circulation frame (6).

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