Pressure feeding device of plastic extruder

Abstract

The utility model relates to the technical field of extruders, and discloses a pressure feeding device of a plastic extruder, which comprises a mixing barrel, a heating pipe is fixedly connected in the mixing barrel, a plurality of support columns are fixedly connected at the bottom of the mixing barrel, a material passing pipe is fixedly connected at the top of the mixing barrel, and a material passing pipe is fixedly connected at the bottom of the mixing barrel. A crushing box is fixedly connected to the top of the material passing pipe, a connecting pipe is fixedly connected to the bottom of the mixing barrel, a conveying pipe is fixedly connected to the bottom of the connecting pipe, a supporting frame is fixedly connected to the outer side of the conveying pipe, a first motor is fixedly connected to one end of the conveying pipe, and an auger is fixedly connected to the output end of the first motor; the middle part of the mixing barrel is rotationally connected with a rotating rod I. According to the plastic crushing device disclosed by the utility model, under the mutual cooperation of structures such as the motor II, the connecting rod, the synchronous belt, the belt wheel I and the belt wheel II, the two crushing rollers can be conveniently driven to rotate at the same time, so that plastic can be conveniently crushed, and meanwhile, the working efficiency is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of extruders, in particular to a pressure-feeding device of a plastic extruder. Background Art

[0002] Extruder is a type of plastic machinery. According to the direction of the material flow in the die and the angle between the center line of the screw, the die head can be divided into right-angle die head and bevel die head. The screw extruder relies on the pressure and shear force generated by the rotation of the screw to fully plasticize and evenly mix the material, and then form it through the die. Plastic extruders can be basically classified into twin-screw extruders, single-screw extruders, and the rare multi-screw extruders and screwless extruders.

[0003] The plastic extruder in the prior art cannot effectively crush and mix the plastic raw materials, which greatly reduces the quality of the product after processing. In addition, conventional plastic machinery can only be transported by users manually, which greatly reduces the work efficiency of construction workers and increases their working time. Therefore, a pressure-feeding device for a plastic extruder is proposed to solve the above problems. Utility Model Content

[0004] In order to make up for the above shortcomings, the utility model provides a pressure feeding device for a plastic extruder, aiming to improve the problem in the prior art that the plastic raw materials cannot be effectively crushed and mixed, thereby greatly reducing the product quality after the product processing is completed.

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

[0006] A pressure-feeding device for a plastic extruder comprises a mixing barrel, a heating tube is fixedly connected to the inside of the mixing barrel, a plurality of support columns are fixedly connected to the bottom of the mixing barrel, a feeding pipe is fixedly connected to the top of the mixing barrel, a crushing box is fixedly connected to the top of the feeding pipe, a connecting pipe is fixedly connected to the bottom of the mixing barrel, a conveying pipe is fixedly connected to the bottom of the connecting pipe, a support frame is fixedly connected to the outside of the conveying pipe, one end of the conveying pipe is fixedly connected to a motor 1, an auger is fixedly connected to the output end of the motor 1, and a middle rotation connection of the mixing barrel is provided. A rotating rod 1 is connected, one end of which is fixedly connected to a pulley 1, the middle part of the crushing box is rotatably connected to a connecting rod, one end of which is fixedly connected to a pulley 2, the outer peripheries of the pulley 2 and the pulley 1 are both sleeved with a synchronous belt, and two connecting rods are specifically provided, one of which is fixedly connected to a gear 1, and the outer periphery of the other connecting rod is fixedly connected to a gear 2, the gear 1 and the gear 2 are meshed with each other, and the outer peripheries of the two connecting rods are fixedly connected to crushing rollers, and a driving component is provided on one side of the mixing barrel;

[0007] As a further description of the above technical solution:

[0008] The driving assembly comprises a fixed frame, the fixed frame is fixedly connected to one side of the mixing barrel, a second motor is fixedly connected to the middle of the fixed frame, and one end of the first rotating rod is fixedly connected to the output end of the second motor;

[0009] As a further description of the above technical solution:

[0010] The outer periphery of the rotating rod 1 is fixedly connected with a gear 3, the middle part of the mixing barrel is rotatably connected with the rotating rod 2, the outer periphery of the rotating rod 2 is fixedly connected with a gear 4, the gear 4 and the gear 3 are meshed with each other, and the outer peripheries of the rotating rod 2 and the rotating rod 1 are both fixedly connected with a plurality of stirring rollers;

[0011] As a further description of the above technical solution:

[0012] A support plate is fixedly connected to one side of the mixing barrel, a disc is arranged on the top of the support plate, a limit rod is fixedly connected to the top of the disc, a moving block is sleeved on the outer periphery of the limit rod, a rubber hammer is fixedly connected to one side of the moving block, and a power assembly is arranged on the top of the support plate;

[0013] As a further description of the above technical solution:

[0014] The power assembly includes a motor three, the motor three is fixedly connected to the top of the support plate, and the middle of the disc is fixedly connected to the output end of the motor three;

[0015] As a further description of the above technical solution:

[0016] The top of the support plate is fixedly connected to a limiting frame, wherein two limiting frames are specifically provided, and the moving block is slidably connected between the two limiting frames;

[0017] As a further description of the above technical solution:

[0018] The outer peripheries of the second rotating rod and the first rotating rod are fixedly connected to the limiting blocks;

[0019] As a further description of the above technical solution:

[0020] Specifically, two crushing rollers are provided, and both crushing rollers are rotatably connected to the inside of the crushing box.

[0021] The utility model has the following beneficial effects:

[0022] 1. In the utility model, the pulley 1 is driven to rotate by the motor 2. When the pulley 1 rotates, the pulley 2 is driven to rotate at the same time through the synchronous belt. When the pulley 2 rotates, the connecting rod is driven to rotate at the same time. When the connecting rod rotates, the gear 1 and the crushing roller are driven to rotate at the same time. When the gear 1 rotates, the gear 2 is driven to mesh and rotate, so that the two crushing rollers can be driven to rotate at the same time, so that the plastic can be crushed conveniently and the work efficiency is improved.

[0023] 2. In the utility model, the motor 2 drives the rotating rod 1 to rotate. When the rotating rod 1 rotates, it drives the gear 3 to rotate at the same time. When the gear 3 rotates, it drives the two gears 4 to mesh and rotate. When the gear 4 rotates, it drives the rotating rod 2 to rotate at the same time, so that the stirring roller can be driven to move conveniently, and then the crushed plastic can be heated and mixed conveniently, and the quality of the product after product processing can be effectively improved.

[0024] 3. In the utility model, the disc is driven to rotate by the motor. When the disc rotates, the limit rod is driven to move at the same time. When the limit rod moves, the moving block is driven to move. When the moving block moves, the rubber hammer is driven to move at the same time, so that the surface of the mixing barrel can be hammered to generate vibration, thereby improving the mixing effect of the plastic and preventing excessive clogging of the inside of the mixing barrel after the plastic is mixed. BRIEF DESCRIPTION OF THE DRAWINGS

[0025] Figure 1 It is a three-dimensional schematic diagram of a pressure-feeding device of a plastic extruder proposed by the utility model;

[0026] Figure 2 This is a structural schematic diagram of a synchronous belt of a pressure-feeding device of a plastic extruder proposed by the utility model;

[0027] Figure 3 This is a schematic diagram of the structure of a crushing roller of a pressure-feeding device of a plastic extruder proposed by the utility model;

[0028] Figure 4 This is a structural schematic diagram of a stirring roller of a pressure-feeding device of a plastic extruder proposed by the utility model;

[0029] Figure 5 This is a structural schematic diagram of an auger of a pressure-feeding device of a plastic extruder proposed by the utility model;

[0030] Figure 6 The utility model is a schematic structural diagram of a heating tube of a pressure-feeding device of a plastic extruder.

[0031] Legend:

[0032] 1. Support column; 2. Support frame; 3. Crushing box; 4. Mixing barrel; 5. Conveying pipe; 6. Motor 1; 7. Fixed frame; 8. Motor 2; 9. Heating pipe; 10. Pulley 1; 11. Pulley 2; 12. Synchronous belt; 13. Connecting rod; 14. Connecting pipe; 15. Rotating rod 1; 16. Gear 1; 17. Gear 2; 18. Crushing roller; 19. Gear 3; 20. Gear 4; 21. Rotating rod 2; 22. Stirring roller; 23. Limit block; 24. Support plate; 25. Motor 3; 26. Disc; 27. Limit rod; 28. Moving block; 29. ​​Rubber hammer; 30. Limit frame; 31. Auger; 32. Feeding pipe. DETAILED DESCRIPTION

[0033] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0034] Reference Figure 1 , Figure 2 and Figure 6 The utility model provides an embodiment: a pressure-feeding device of a plastic extruder, including a mixing barrel 4, a heating tube 9 is fixedly connected to the inside of the mixing barrel 4, and the heating tube 9 can be conveniently heated while stirring and mixing, thereby improving the mixing effect. The bottom of the mixing barrel 4 is fixedly connected to a plurality of support columns 1, and the plurality of support columns 1 can conveniently support the mixing barrel 4, and the top of the mixing barrel 4 is fixedly connected to a feeding pipe 32, and the top of the feeding pipe 32 is fixedly connected to a crushing box 3, and the feeding pipe 32 can facilitate the crushed plastic to fall into the mixing barrel 4 for stirring and mixing, and the bottom of the mixing barrel 4 is fixedly connected to a connecting pipe 14, and the bottom of the connecting pipe 14 is fixedly connected to a conveying pipe 5, and the connecting pipe 14 is convenient for connecting the mixing barrel 4 and the conveying pipe 5, so as to facilitate the conveying of the mixed plastic, and the outer side of the conveying pipe 5 is fixedly connected to a supporting frame 2, and the supporting frame 2 can conveniently support and fix the conveying pipe 5.

[0035] Reference Figure 3 , Figure 4 and Figure 5One end of the conveying pipe 5 is fixedly connected to a motor 6, and the output end of the motor 6 is fixedly connected to an auger 31. When the motor 6 is working, the auger 31 will be driven to rotate, and when the auger 31 is rotated, the mixed plastic can be conveniently transported. The middle part of the mixing barrel 4 is rotatably connected to a rotating rod 15, and one end of the rotating rod 15 is fixedly connected to a pulley 10. When the rotating rod 15 rotates, the pulley 10 will be driven to rotate at the same time. The middle part of the crushing box 3 is rotatably connected to a connecting rod 13, and one end of the connecting rod 13 is fixedly connected to a pulley 2 11. The outer peripheries of the pulley 2 11 and the pulley 10 are both sleeved with a synchronous belt 12. When the pulley 10 rotates, the pulley 2 11 will be driven to rotate through the synchronous belt 12. When the pulley 2 11 rotates, it will drive the connecting rod 13 to rotate. There are two connecting rods 13. The outer periphery of one connecting rod 13 is fixedly connected with a gear 16, and the outer periphery of the other connecting rod 13 is fixedly connected with a gear 2 17. The gear 16 and the gear 2 17 are meshed with each other. The outer peripheries of the two connecting rods 13 are fixedly connected with crushing rollers 18. When one of the connecting rods 13 rotates, it will drive the gear 16 and the crushing roller 18 to rotate at the same time. When the gear 16 rotates, it will drive the gear 2 17 to rotate at the same time. When the gear 2 17 rotates, it will drive the other crushing roller 18 to rotate, so that the plastic can be crushed conveniently. A driving component is provided on one side of the mixing barrel 4.

[0036] Reference Figure 3 and Figure 4 The driving assembly includes a fixed frame 7, which is fixedly connected to one side of the mixing barrel 4. A motor 28 is fixedly connected to the middle part of the fixed frame 7. The fixed frame 7 can conveniently support the motor 28. One end of a rotating rod 15 is fixedly connected to the output end of the motor 28. When the motor 28 is working, the rotating rod 15 will be driven to rotate. The outer periphery of the rotating rod 15 is fixedly connected to a gear 3 19. The middle part of the mixing barrel 4 is rotatably connected to a rotating rod 21. The outer periphery of the rotating rod 21 is fixedly connected to a gear 4 20. The gear 4 20 and the gear 3 19 are meshed with each other. When the gear 3 19 rotates, the gear 4 20 will be driven to rotate at the same time. The outer peripheries of the rotating rod 21 and the rotating rod 15 are fixedly connected to a plurality of stirring rollers 22. When the rotating rod 21 and the rotating rod 15 are rotated, the plurality of stirring rollers 22 can be conveniently driven to move at the same time. When the plurality of stirring rollers 22 move, the crushed plastic can be conveniently stirred and mixed.

[0037] Reference Figure 4A support plate 24 is fixedly connected to one side of the mixing barrel 4, and a disc 26 is arranged on the top of the support plate 24. A limit rod 27 is fixedly connected to the top of the disc 26. When the disc 26 rotates, the limit rod 27 is driven to move at the same time. A moving block 28 is sleeved on the outer periphery of the limit rod 27. When the limit rod 27 moves, the moving block 28 is driven to move at the same time. A rubber hammer 29 is fixedly connected to one side of the moving block 28. When the moving block 28 moves, the rubber hammer 29 is driven to move at the same time, so that the surface of the mixing barrel 4 can be hammered to generate vibration, thereby conveniently improving the mixing effect of the plastic, and preventing the excessive clogging of the inside of the mixing barrel 4 after the plastic is mixed. A power assembly is provided on the top of the support plate 24, and the power assembly includes a motor three 25. The motor three 25 is fixedly connected to the top of the support plate 24. The support plate 24 can conveniently support the motor three 25. The middle part of the disc 26 is fixedly connected to the output end of the motor three 25. When the motor three 25 is working, it will drive the disc 26 to rotate.

[0038] Reference Figure 3 and Figure 4 The top of the support plate 24 is fixedly connected to a limiting frame 30, and two limiting frames 30 are specifically provided. The moving block 28 is slidably connected between the two limiting frames 30. The two limiting frames 30 can limit the moving block 28, thereby preventing the moving block 28 from deviating when moving. The outer peripheries of the rotating rod 21 and the rotating rod 1 15 are fixedly connected to the limiting blocks 23. The limiting blocks 23 can limit the rotating rod 21 and the rotating rod 1 15, thereby preventing the rotating rod 21 and the rotating rod 1 15 from deviating when rotating. There are specifically provided with two crushing rollers 18, and the two crushing rollers 18 are rotatably connected to the inside of the crushing box 3.

[0039] Working principle: When the plastic needs to be crushed, the motor 2 8 drives the pulley 10 to rotate. When the pulley 10 rotates, the synchronous belt 12 drives the pulley 2 11 to rotate at the same time. When the pulley 2 11 rotates, it drives the connecting rod 13 to rotate at the same time. When the connecting rod 13 rotates, it drives the gear 16 and the crushing roller 18 to rotate at the same time. When the gear 16 rotates, it drives the gear 2 17 to mesh and rotate, so that the two crushing rollers 18 can be driven to rotate at the same time, so that the plastic can be crushed conveniently and the work efficiency is improved.

[0040] When the crushed plastic is stirred and mixed, the motor 2 8 drives the rotating rod 15 to rotate. When the rotating rod 15 rotates, the gear 3 19 is driven to rotate at the same time. When the gear 3 19 rotates, the two gears 4 20 are driven to mesh and rotate. When the gear 4 20 rotates, the rotating rod 21 is driven to rotate at the same time, so that the stirring roller 22 can be driven to move, and the crushed plastic can be heated and mixed conveniently, and the quality of the product after processing can be effectively improved.

[0041] When mixing and improving the mixing effect, the motor 3 25 drives the disc 26 to rotate. When the disc 26 rotates, it drives the limit rod 27 to move at the same time. When the limit rod 27 moves, it drives the moving block 28 to move. When the moving block 28 moves, it drives the rubber hammer 29 to move at the same time, so that the surface of the mixing barrel 4 can be hammered to produce vibration, thereby conveniently improving the mixing effect of the plastic and preventing the excessive clogging of the inside of the mixing barrel 4 after the plastic is mixed.

[0042] Finally, it should be noted that the above is only a preferred embodiment of the present invention and is not intended to limit the present invention. Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art can still modify the technical solutions described in the aforementioned embodiments or 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 pressure-feeding device for a plastic extruder, comprising a mixing barrel (4), characterized in that: The interior of the mixing barrel (4) is fixedly connected with a heating pipe (9); the bottom of the mixing barrel (4) is fixedly connected with a plurality of support columns (1); the top of the mixing barrel (4) is fixedly connected with a feeding pipe (32); the top of the feeding pipe (32) is fixedly connected with a crushing box (3); the bottom of the mixing barrel (4) is fixedly connected with a connecting pipe (14); the bottom of the connecting pipe (14) is fixedly connected with a conveying pipe (5); the outer side of the conveying pipe (5) is fixedly connected with a support frame (2); one end of the conveying pipe (5) is fixedly connected with a motor (6); the output end of the motor (6) is fixedly connected with an auger (31); the middle of the mixing barrel (4) is rotatably connected with a rotating rod (15); the rotating rod (15) is fixedly connected with a conveying pipe (5); the conveying pipe (5) is fixedly connected with a supporting frame (2); ... heating pipe (9); the mixing barrel (4) is fixedly connected with a heating pipe (9); the mixing barrel (4) is fixedly connected with a heating pipe (9); the mixing barrel (4) is fixedly 5) is fixedly connected to a pulley 1 (10) at one end, a connecting rod (13) is rotatably connected to the middle part of the crushing box (3), one end of the connecting rod (13) is fixedly connected to a pulley 2 (11), the outer peripheries of the pulley 2 (11) and the pulley 1 (10) are both sleeved with a synchronous belt (12), two connecting rods (13) are specifically provided, the outer periphery of one of the connecting rods (13) is fixedly connected to a gear 1 (16), and the outer periphery of the other connecting rod (13) is fixedly connected to a gear 2 (17), the gear 1 (16) and the gear 2 (17) are meshed with each other, the outer peripheries of the two connecting rods (13) are fixedly connected to a crushing roller (18), and a driving component is provided on one side of the mixing barrel (4).

2. The pressure-feeding device of a plastic extruder according to claim 1, characterized in that: The driving assembly comprises a fixed frame (7), the fixed frame (7) is fixedly connected to one side of the mixing barrel (4), a second motor (8) is fixedly connected to the middle of the fixed frame (7), and one end of the first rotating rod (15) is fixedly connected to the output end of the second motor (8).

3. The pressure-feeding device of a plastic extruder according to claim 1, characterized in that: The outer periphery of the rotating rod 1 (15) is fixedly connected to a gear 3 (19); the middle part of the mixing barrel (4) is rotatably connected to a rotating rod 2 (21); the outer periphery of the rotating rod 2 (21) is fixedly connected to a gear 4 (20); the gear 4 (20) and the gear 3 (19) are meshed with each other; and the outer peripheries of the rotating rod 2 (21) and the rotating rod 1 (15) are both fixedly connected to a plurality of stirring rollers (22).

4. The pressure-feeding device of a plastic extruder according to claim 1, characterized in that: A support plate (24) is fixedly connected to one side of the mixing barrel (4), a disc (26) is arranged on the top of the support plate (24), a limit rod (27) is fixedly connected to the top of the disc (26), a moving block (28) is sleeved on the outer periphery of the limit rod (27), a rubber hammer (29) is fixedly connected to one side of the moving block (28), and a power assembly is arranged on the top of the support plate (24).

5. The pressure-feeding device of a plastic extruder according to claim 4, characterized in that: The power assembly comprises a motor three (25), the motor three (25) is fixedly connected to the top of the support plate (24), and the middle part of the disc (26) is fixedly connected to the output end of the motor three (25).

6. The pressure-feeding device of a plastic extruder according to claim 4, characterized in that: The top of the support plate (24) is fixedly connected to a limiting frame (30), and two limiting frames (30) are specifically provided, and the moving block (28) is slidably connected between the two limiting frames (30).

7. The pressure-feeding device of a plastic extruder according to claim 3, characterized in that: The outer peripheries of the second rotating rod (21) and the first rotating rod (15) are both fixedly connected to a limiting block (23).

8. The pressure-feeding device of a plastic extruder according to claim 1, characterized in that: Specifically, two crushing rollers (18) are provided, and both crushing rollers (18) are rotatably connected to the inside of the crushing box (3).

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