CN219043304U

CN219043304U - Double-screw granulator

Info

Publication number: CN219043304U
Application number: CN202320006963.7U
Authority: CN
Inventors: 蒋双龙; 谭小放; 胡剑英
Original assignee: Jiangxi Furun New Material Technology Co ltd
Current assignee: Jiangxi Furun New Material Technology Co ltd
Priority date: 2023-01-03
Filing date: 2023-01-03
Publication date: 2023-05-19
Anticipated expiration: 2033-01-03

Abstract

The utility model discloses a double-screw granulator, which belongs to the technical field of granulators and comprises a supporting table, wherein an extrusion cylinder is fixed at the top of the supporting table, a feed hopper is fixed at the top of the extrusion cylinder, two screws are rotatably arranged in the extrusion cylinder, an extrusion pipe is fixed at one end of the extrusion cylinder, a rotating shaft is rotatably arranged on the supporting table, a movable rod is arranged on the rotating shaft in a sliding manner, a disc is fixed at one end of the movable rod, and an extrusion hole I, an extrusion hole II, an extrusion hole III, an extrusion hole IV, an extrusion hole V and an extrusion hole VI which are annularly arranged are respectively formed in the disc; the utility model cuts and granulates the materials, can produce particles with different particle sizes when extruding the materials, is convenient to adjust, has good compatibility, and can be used for extrusion molding of materials with various specifications.

Description

Double-screw granulator

Technical Field

The utility model relates to the technical field of pelleting machines, in particular to a double-screw pelleting machine.

Background

In the published patent document with the publication number of CN202113833U, a double-screw granulator is disclosed, which consists of a driving motor, a hopper, a feeding device, a machine barrel, a heating device, a conical screw, a die, a water cooling tank, a drying device and a granulating device which are arranged on a frame; the hopper is arranged on the feeding device; the heating device and the two conical screws are arranged in the machine barrel; the driving motor drives the feeding device; the machine barrel is connected with the feeding device; the die is connected with the machine barrel; the water cooling tank is arranged close to the die; the drying device is arranged close to the water cooling tank; the granulating device is arranged close to the drying device; the two conical screws rotate in the same direction. The heating device and the two conical screws are arranged in the machine barrel, and the two conical screws rotate in the machine barrel at the same direction and high speed, so that the device has the advantages of large extrusion amount of materials, low energy consumption, good plasticizing and mixing performance and simplicity in operation;

when the device is used, objects with specific particle sizes can be manufactured, and the particle sizes of granulation cannot be adjusted conveniently, so that a double-screw granulator is provided.

Disclosure of Invention

Aiming at the defects of the prior art, the utility model provides a double-screw granulator, which overcomes the defects of the prior art and aims at solving the problems in the background art.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a twin-screw granulator, includes the brace table, the top of brace table is fixed with the extrusion section of thick bamboo, and the top of extrusion section of thick bamboo is fixed with the feeder hopper, two screws are installed to the extrusion section of thick bamboo internal rotation, the one end of extrusion section of thick bamboo is fixed with the extrusion pipe, rotate on the brace table and install the pivot, it has the movable rod to slip in the pivot to run through, the one end of movable rod is fixed with the disc, the extrusion hole I, extrusion hole II, extrusion hole III, extrusion hole IV, extrusion hole V, extrusion hole VI that are annular setting have been seted up respectively on the disc, the one end top of extrusion section of thick bamboo is fixed with cutting assembly, extrusion hole I, extrusion hole II, extrusion hole III, extrusion hole IV, extrusion hole V, extrusion hole VI can rotate to the length extension line direction of extrusion pipe along with the pivot.

As a preferable technical scheme of the utility model, a driving motor is fixed on one side of the extrusion cylinder, two cylindrical rods are rotatably arranged on one side of the extrusion cylinder far away from the extrusion pipe, the cylindrical rods are fixedly connected with a screw rod, an output shaft of the driving motor is fixedly connected with one of the cylindrical rods, a gear is fixedly sleeved on the cylindrical rod, and the two gears are meshed.

As a preferable technical scheme of the utility model, one side of the supporting table is fixedly provided with a servo motor, and an output shaft of the servo motor is in transmission connection with the rotating shaft through a belt pulley.

As a preferable technical scheme of the utility model, an electric telescopic rod which is horizontally arranged is fixedly arranged on the rotating shaft, and one end of the electric telescopic rod is fixedly connected with the movable rod.

As a preferable technical scheme of the utility model, the cutting assembly comprises a driving block fixedly arranged at the top of one end of the extrusion cylinder, a reciprocating device is arranged on the driving block of the supporting table, a cutting blade is slidably arranged on one side of the driving block, and the reciprocating device drives the cutting blade to move up and down.

As a preferable technical scheme of the utility model, the reciprocating device comprises a motor fixedly arranged at the top of a driving block, one side of the driving block is provided with a groove, the reciprocating block is slidably arranged in the groove, the reciprocating block is fixedly provided with a lifting rod slidably arranged at one side of the driving block, the bottom of the lifting rod is fixedly connected with a cutting blade, a reciprocating screw rod in threaded connection with the reciprocating block is rotatably arranged in the groove, and an output shaft of the motor is fixedly connected with the reciprocating screw rod.

The utility model has the beneficial effects that:

in the hopper feed hopper extrusion cylinder, the driving motor is started to drive the cylindrical rods to rotate under the transmission of the gear, so that the two cylindrical rods rotate in opposite directions to drive the two screws to rotate in opposite directions, extruded materials enter the extrusion hole from the extrusion pipe to be extruded, and meanwhile, the motor is started to drive the reciprocating screw rod to rotate to drive the reciprocating block to move up and down to drive the lifting rod to move up and down, and the cutting blade moves up and down to cut and granulate materials discharged from the extrusion hole.

The movable rod is driven to move rightwards by starting the electric telescopic rod, the movable rod is driven to rotate by starting the servo motor under the transmission of the belt pulley, the movable rod and the disc are driven to rotate, so that the extrusion hole I, the extrusion hole II, the extrusion hole III, the extrusion hole IV, the extrusion hole V and the extrusion hole V perform circular motion, the extrusion hole I, the extrusion hole II, the extrusion hole III, the extrusion hole IV, the extrusion hole V and the extrusion hole V are regulated to the extending line direction of the extrusion pipe, then the electric telescopic rod is started to drive the movable rod to move leftwards, the disc is propped against the end part of the extrusion pipe, and particles with different particle sizes can be extruded, and the rotary extrusion device is convenient to regulate and good in compatibility.

The utility model cuts and granulates the materials, can produce particles with different particle sizes when extruding the materials, is convenient to adjust, has good compatibility, and can be used for extrusion molding of materials with various specifications.

Drawings

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is a schematic side view of a disk of the present utility model;

fig. 3 is a schematic structural diagram of a driving block according to the present utility model.

In the figure: 1. a support table; 2. an extrusion barrel; 3. a screw; 4. a feed hopper; 5. a driving motor; 6. extruding a pipe; 7. a rotating shaft; 8. a movable rod; 9. an electric telescopic rod; 10. a disc; 11. extruding a first hole; 12. extruding a second hole; 13. extruding a third hole; 14. extrusion hole IV; 15. extruding a fifth hole; 16. extrusion holes six; 17. a driving block; 18. a reciprocating block; 19. a motor; 20. a reciprocating screw rod; 21. a lifting rod; 22. a cutting blade; 23. a servo motor.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1, a twin-screw granulator comprises a supporting table 1, wherein an extrusion cylinder 2 is fixed at the top of the supporting table 1, a feed hopper 4 is fixed at the top of the extrusion cylinder 2, two screws 3 are rotatably installed in the extrusion cylinder 2, a driving motor 5 is fixed on one side of the extrusion cylinder 2, two cylindrical rods are rotatably installed on one side of the extrusion cylinder 2 away from an extrusion pipe 6, the cylindrical rods are fixedly connected with the screws 3, an output shaft of the driving motor 5 is fixedly connected with one of the cylindrical rods, gears are fixedly sleeved on the cylindrical rods, and the two gears are meshed. The driving motor 5 is started to drive the cylindrical rods to rotate, so that the two cylindrical rods rotate in opposite directions under the transmission of the gears to drive the two screw rods 3 to rotate in opposite directions, and materials are extruded.

Referring to fig. 1, an extrusion tube 6 is fixed at one end of an extrusion tube 2, a rotating shaft 7 is rotatably mounted on a supporting table 1, a servo motor 23 is fixed at one side of the supporting table 1, an output shaft of the servo motor 23 is in transmission connection with the rotating shaft 7 through a belt pulley, and the servo motor 23 is started to drive the rotating shaft 7 to rotate under the transmission of the belt pulley.

Referring to fig. 1, a movable rod 8 is slidably penetrated through a rotating shaft 7, an electric telescopic rod 9 horizontally arranged is fixedly installed on the rotating shaft 7, one end of the electric telescopic rod 9 is fixedly connected with the movable rod 8, and the electric telescopic rod 9 is started to drive the movable rod 8 to move.

Referring to fig. 1-3, a disc 10 is fixed at one end of a movable rod 8, a first extrusion hole 11, a second extrusion hole 12, a third extrusion hole 13, a fourth extrusion hole 14, a fifth extrusion hole 15 and a sixth extrusion hole 16 which are annularly arranged are respectively formed in the disc 10, a cutting assembly is fixed at one end top of the extrusion cylinder 2 and comprises a driving block 17 fixedly mounted at one end top of the extrusion cylinder 2, a reciprocating device is arranged on the driving block 17 of the supporting table 1, a cutting blade 22 is slidably mounted at one side of the driving block 17, and the reciprocating device drives the cutting blade 22 to move up and down. The reciprocating device comprises a motor 19 fixedly arranged at the top of a driving block 17, a groove is formed in one side of the driving block 17, a reciprocating block 18 is slidably arranged in the groove, a lifting rod 21 slidably arranged at one side of the driving block 17 is fixedly arranged on the reciprocating block 18, the bottom of the lifting rod 21 is fixedly connected with a cutting blade 22, a reciprocating screw rod 20 in threaded connection with the reciprocating block 18 is rotatably arranged in the groove, and an output shaft of the motor 19 is fixedly connected with the reciprocating screw rod 20. The motor 19 is started to drive the reciprocating screw rod 20 to rotate, the reciprocating block 18 is driven to move up and down, the lifting rod 21 is driven to move up and down, and the cutting blade 22 moves up and down to cut and granulate the material discharged from the extrusion hole III 13.

The first extrusion hole 11, the second extrusion hole 12, the third extrusion hole 13, the fourth extrusion hole 14, the fifth extrusion hole 15 and the sixth extrusion hole 16 can rotate along with the rotating shaft 7 to the direction of the length extension line of the extrusion pipe 6.

Working principle:

in the hopper extrusion cylinder 2 of the feed hopper 4, the driving motor 5 is started to drive the cylindrical rods to rotate under the transmission of the gears, so that the two cylindrical rods are driven to rotate in opposite directions, the two screw rods 3 are driven to rotate in opposite directions, extruded materials enter the extrusion hole III 13 from the extrusion pipe 6 and are extruded, meanwhile, the motor 19 is started to drive the reciprocating screw rod 20 to rotate, the reciprocating block 18 is driven to move up and down, the lifting rod 21 is driven to move up and down, and the cutting blade 22 moves up and down to cut and granulate the materials discharged from the extrusion hole III 13.

The movable rod 8 is driven to move rightwards by starting the electric telescopic rod 9, the rotary shaft 7 is driven to rotate by starting the servo motor 23 under the transmission of the belt pulley, the movable rod 8 and the disc 10 are driven to rotate, the extrusion hole I11, the extrusion hole II 12, the extrusion hole III 13, the extrusion hole IV 14, the extrusion hole V15 and the extrusion hole VI 16 perform circular motion, the extrusion hole I11, the extrusion hole II 12, the extrusion hole III 13, the extrusion hole IV 14, the extrusion hole V15 and the extrusion hole VI 16 are regulated to the extending line direction of the extrusion pipe 6, then the electric telescopic rod 9 is started to drive the movable rod 8 to move leftwards, the disc 10 is abutted against the end part of the extrusion pipe 6, and particles with different particle sizes can be extruded, and the regulation is convenient and the compatibility is good.

Finally, it should be noted that: in the description of the present utility model, it should be noted that the azimuth or positional relationship indicated by the terms "vertical", "upper", "lower", "horizontal", etc. are based on the azimuth or positional relationship shown in the drawings, and are merely for convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the apparatus or element referred to must have a specific azimuth, be constructed and operated in a specific azimuth, and thus should not be construed as limiting the present utility model.

In the description of the present utility model, it should also be noted that, unless explicitly specified and limited otherwise, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.

The foregoing description is only a preferred embodiment of the present utility model, and the present utility model is not limited thereto, but it is to be understood that modifications and equivalents of some of the technical features described in the foregoing embodiments may be made by those skilled in the art, although the present utility model has been described in detail with reference to the foregoing embodiments. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.

Claims

1. The utility model provides a twin-screw granulator, includes brace table (1), its characterized in that, the top of brace table (1) is fixed with extrusion section of thick bamboo (2), and the top of extrusion section of thick bamboo (2) is fixed with feeder hopper (4), two screw rods (3) are installed to extrusion section of thick bamboo (2) internal rotation, the one end of extrusion section of thick bamboo (2) is fixed with extrusion pipe (6), install pivot (7) on the brace table (1), slip runs through on pivot (7) has movable rod (8), the one end of movable rod (8) is fixed with disc (10), extrusion hole one (11), extrusion hole two (12), extrusion hole three (13), extrusion hole four (14), extrusion hole six (16) that are annular setting have been seted up on disc (10) respectively, the one end top of extrusion section of thick bamboo (2) is fixed with cutting assembly, extrusion hole one (11), extrusion hole two (12), extrusion hole three (13), extrusion hole four (14), extrusion hole five (15), extrusion hole six (16) can rotate along with extrusion line (7) to the length of upwards of extrusion pipe (6).

2. The twin-screw granulator according to claim 1, wherein a driving motor (5) is fixed on one side of the extrusion cylinder (2), two cylindrical rods are rotatably mounted on one side of the extrusion cylinder (2) away from the extrusion pipe (6), the cylindrical rods are fixedly connected with the screw (3), an output shaft of the driving motor (5) is fixedly connected with one of the cylindrical rods, a gear is fixedly sleeved on the cylindrical rod, and the two gears are meshed.

3. A twin-screw granulator according to claim 1, characterized in that a servo motor (23) is fixed to one side of the support table (1), and the output shaft of the servo motor (23) is in transmission connection with the rotating shaft (7) through a belt pulley.

4. The twin-screw granulator according to claim 1, wherein the rotating shaft (7) is fixedly provided with a horizontally arranged electric telescopic rod (9), and one end of the electric telescopic rod (9) is fixedly connected with the movable rod (8).

5. A twin screw granulator according to claim 1, wherein the cutting assembly comprises a drive block (17) fixedly mounted on the top of one end of the extruder barrel (2), a reciprocating device is arranged on the drive block (17) of the support table (1), a cutting blade (22) is slidably mounted on one side of the drive block (17), and the reciprocating device drives the cutting blade (22) to move up and down.

6. The twin-screw granulator according to claim 5, wherein the reciprocating device comprises a motor (19) fixedly mounted on the top of the driving block (17), a groove is formed in one side of the driving block (17), a reciprocating block (18) is slidably mounted in the groove, a lifting rod (21) slidably mounted on one side of the driving block (17) is fixedly mounted on the reciprocating block (18), the bottom of the lifting rod (21) is fixedly connected with the cutting blade (22), a reciprocating screw (20) in threaded connection with the reciprocating block (18) is rotatably mounted in the groove, and an output shaft of the motor (19) is fixedly connected with the reciprocating screw (20).