Extruder cylinder with internal residual material cleaning structure

Abstract

The utility model discloses an extruder cylinder with an internal residual material cleaning structure, and relates to the field of extruders, the extruder cylinder comprises a machine body, a fixing frame and a driving assembly, the bottom of the machine body is provided with a supporting column, the top end of the supporting column is fixedly connected with a conveying pipe, and one side above the conveying pipe is provided with a feeding hopper. According to the extruder barrel with the internal residual material cleaning structure, the water spraying assembly, the driving assembly and the connecting assembly are arranged, in the using process of the extruder barrel, internal residual materials of the extruder barrel are cleaned, subsequent workers can conveniently use the extruder barrel again, and the working efficiency is improved. The extruder barrel is simple in structure and convenient to operate, subsequent material processing is prevented from being affected by material residues in the barrel, the structure is simple, the operation is convenient, the cleaning workload of workers is greatly reduced, meanwhile, the workers can conveniently change the material extrusion shape of the extruder, the use application range of the extruder is expanded, and the workers can conveniently use the extruder barrel.

Description

Technical Field

[0001] The utility model relates to the field of extruders, in particular to an extruder barrel with an internal residual material cleaning structure. Background Art

[0002] An extruder is a plastic processing equipment that melts plastic materials through a heated and high-speed rotating screw and then extrude them into products of specific shapes and sizes. The main function of an extruder is to plasticize and evenly mix the materials and form them through a die. Its working principle is to feed the materials into the barrel through a feeding device. Under the extrusion of the screw, the materials gradually melt under high temperature and high pressure and are extruded through a mold to form them.

[0003] However, the current extruder barrel still has some shortcomings. For example, a PVC granulation extruder barrel with application number 202021352005.8 has not yet fully considered the internal residual material cleaning structure of the extruder barrel. During the use of the extruder barrel, if the internal residual material cleaning structure of the extruder barrel is not fully considered, it is inconvenient for subsequent staff to reuse the extruder barrel. The residual material inside the barrel may affect the subsequent material processing, and greatly increase the cleaning workload of the staff, which is inconvenient for the staff to use the extruder barrel.

[0004] Therefore, it is urgent to improve this shortcoming. The utility model studies and improves the existing structure and shortcomings, and provides an extruder barrel with an internal residual material cleaning structure. Utility Model Content

[0005] The utility model aims to provide an extruder barrel with an internal residual material cleaning structure to solve the problems raised in the above background technology.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: an extruder barrel with an internal residual material cleaning structure, comprising a machine body, a fixed frame and a driving assembly, a support column is arranged at the bottom of the machine body, and a delivery pipe is fixedly connected to the top of the support column, and a feed hopper is arranged on one side above the delivery pipe, and a movable cover is rotatably connected above the feed hopper, the fixed frame is fixedly connected to one side of the delivery pipe, and a water spray assembly is arranged above the fixed frame, and the water spray assembly comprises a water storage tank, a pump, a water inlet pipe and a drain pipe, the driving assembly is arranged on the inner side of the fixed frame, and a connecting assembly is arranged at one end of the delivery pipe, and the connecting assembly comprises a top cover, a fixed block, a hollow block, a telescopic block, a connecting piece and a fastening bolt.

[0007] Furthermore, a pump is provided above the water storage tank, and a water inlet pipe is fixedly connected to the bottom of the pump, and the end of the water inlet pipe extends into the interior of the water storage tank, and a drain pipe is fixedly connected to one side of the pump, and the end of the drain pipe is fixedly connected to the inner wall of the feed hopper.

[0008] Furthermore, the driving assembly includes a driving motor, a threaded conveying rod, a driving wheel, a connecting belt, a driven wheel, a rotating rod and a rotating disk, and the driving motor is arranged on the inner side of the fixed frame, and the output shaft of the driving motor is fixedly connected to the threaded conveying rod through a coupling, and the outer wall of the threaded conveying rod is in contact with the inner wall of the conveying tube.

[0009] Furthermore, the outer wall of the end of the threaded conveying rod is tightly connected to a driving wheel, and the outer side of the driving wheel is movably connected to a connecting belt, and the inner side of one end of the connecting belt is movably connected to a driven wheel.

[0010] Furthermore, a rotating rod is tightly connected to the center of the driven wheel, and a rotating disk is welded to the end of the rotating rod, and the outer wall of the rotating disk is in contact with the bottom inner wall of the feed hopper.

[0011] Furthermore, a heating pipe is arranged on the outside of the delivery pipe, and a heat-conducting cover is arranged on the outside of the heating pipe, and the heat-conducting cover is fixedly connected to the outer wall of the delivery pipe.

[0012] Furthermore, fixed blocks are welded on the upper and lower parts of the top cover, and a hollow block is arranged on one side of the fixed block, and the hollow block is welded to the outer wall of the end of the conveying pipe, and a telescopic block is movably connected inside the hollow block, and a connecting piece is welded on the telescopic block through the hollow block.

[0013] Furthermore, a fastening bolt is provided on one side of the connecting piece, and the connecting piece is fixedly connected to the fixing block through the fastening bolt, and a support rod is welded to the inner wall of the top cover, and a support block is welded to the end of the support rod, and at the same time, one side of the support block is rotatably connected to the end of the threaded conveying rod in the driving assembly.

[0014] The utility model provides an extruder barrel with an internal residual material cleaning structure, which has the following features:

[0015] Beneficial effects:

[0016] 1. The utility model is provided with a water spray assembly and a driving assembly. By arranging the water spray assembly above the fixed frame, a pump is used to extract liquid from the water storage tank, so that the liquid enters from the water inlet pipe and is discharged from the drain pipe to the feed hopper. At the same time, the driving motor in the driving assembly inside the fixed frame is used to drive the threaded conveying rod to rotate, so that the outer wall of the threaded conveying rod is scraped against the inner wall of the conveying pipe, thereby cleaning the inside of the conveying pipe. In addition, as the threaded conveying rod rotates, the driving wheel tightly connected to the outer wall of the end portion drives the driven wheel to rotate through the connecting belt, so that the center of the driven wheel is tightly connected to the inner wall of the conveying pipe. The rotating rod rotates accordingly, so that the rotating disk welded at the end of the rotating rod rotates at the bottom of the feed hopper, so that the liquid enters the conveying pipe smoothly. The improved device uses a water spray assembly and a drive assembly to achieve the purpose of cleaning the internal residual material of the extruder barrel. During the use of the extruder barrel, the internal residual material of the extruder barrel is cleaned, which is convenient for subsequent staff to reuse the extruder barrel and avoid residual material inside the barrel that affects subsequent material processing. The device has a simple structure and is easy to operate, which greatly reduces the cleaning workload of the staff and is convenient for the staff to use.

[0017] 2. The utility model is provided with a connecting assembly. By arranging the connecting assembly at one end of the conveying pipe, when the extrusion shape needs to be changed, the fastening bolt is rotated to separate the connecting piece from the fixed block, and then the telescopic block is used to move the connecting piece upward, so that it is convenient for the staff to take out the top cover and replace it. The improved device uses the connecting assembly to enable the extruder barrel to achieve the purpose of changing the extrusion shape. In the process of using the extruder barrel, it is convenient for the staff to change the extrusion shape of the material of the extruder, so that the use adaptability of the extruder is expanded, and the structure is simple, which is convenient for the staff to use the extruder barrel. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 This is a front cross-sectional structural schematic diagram of an extruder barrel with an internal residual material cleaning structure according to the utility model;

[0019] Figure 2 The utility model is an extruder barrel with an internal residual material cleaning structure Figure 1 A schematic diagram of the structure enlargement in the middle;

[0020] Figure 3 It is a three-dimensional structural schematic diagram of a drive assembly of an extruder barrel with an internal residual material cleaning structure according to the utility model.

[0021] In the figure: 1. body; 2. support column; 3. conveying pipe; 4. feed hopper; 5. movable cover; 6. fixed frame; 7. water spray assembly; 701. water storage tank; 702. pump; 703. water inlet pipe; 704. drain pipe; 8. drive assembly; 801. drive motor; 802. threaded conveying rod; 803. driving wheel; 804. connecting belt; 805. driven wheel; 806. rotating rod; 807. rotating disk; 9. heating tube; 10. heat conductive cover; 11. connecting assembly; 1101. top cover; 1102. fixed block; 1103. hollow block; 1104. telescopic block; 1105. connecting piece; 1106. fastening bolt; 12. support rod; 13. support block. DETAILED DESCRIPTION

[0022] The following is a further detailed description of the implementation of the present invention in conjunction with the accompanying drawings and examples. The following examples are used to illustrate the present invention, but cannot be used to limit the scope of the present invention.

[0023] like Figure 1 and Figure 3As shown, an extruder barrel with an internal residual material cleaning structure includes a body 1, a fixed frame 6 and a driving assembly 8, a support column 2 is provided at the bottom of the body 1, and a conveying pipe 3 is fixedly connected to the top of the support column 2, and a feed hopper 4 is provided on one side above the conveying pipe 3, and a movable cover 5 is rotatably connected to the top of the feed hopper 4, a fixed frame 6 is fixedly connected to one side of the conveying pipe 3, and a water spray assembly 7 is provided above the fixed frame 6, and the water spray assembly 7 includes a water storage tank 701, a pump 702, a water inlet pipe 703 and a drain pipe 704, and a water storage tank 701 is provided. A pump 702 is arranged above the tank 701, and a water inlet pipe 703 is fixedly connected to the bottom of the pump 702, and the end of the water inlet pipe 703 extends into the interior of the water storage tank 701, and a drain pipe 704 is fixedly connected to one side of the pump 702, and the end of the drain pipe 704 is fixedly connected to the inner wall of the feed hopper 4, so that the liquid can smoothly enter the delivery pipe 3, thereby cleaning the internal residual material of the extruder barrel. The drive assembly 8 is arranged on the inner side of the fixed frame 6, and the drive assembly 8 includes a drive motor 801, a threaded delivery rod 802, an active The driving wheel 803, the connecting belt 804, the driven wheel 805, the rotating rod 806 and the rotating disk 807 are provided, and the driving motor 801 is arranged on the inner side of the fixed frame 6, and the output shaft of the driving motor 801 is fixedly connected with the threaded conveying rod 802 through a coupling, and the outer wall of the threaded conveying rod 802 contacts the inner wall of the conveying tube 3, the outer wall of the end of the threaded conveying rod 802 is tightly connected with the driving wheel 803, and the outer side of the driving wheel 803 is movably connected with the connecting belt 804, and the inner side of one end of the connecting belt 804 is movably connected with the driven wheel 805, The center of the moving wheel 805 is tightly connected to a rotating rod 806, and a rotating disk 807 is welded to the end of the rotating rod 806, and the outer wall of the rotating disk 807 contacts the inner wall of the bottom of the feed hopper 4, so that the outer wall of the threaded conveying rod 802 scrapes against the inner wall of the conveying pipe 3, thereby cleaning the inside of the conveying pipe 3. A heating pipe 9 is provided on the outside of the conveying pipe 3, and a heat-conducting cover 10 is provided on the outside of the heating pipe 9, and the heat-conducting cover 10 is fixedly connected to the outer wall of the conveying pipe 3, ensuring that the material is processed smoothly in the conveying pipe 3 and is convenient for the staff to use.

[0024] like Figure 1 and Figure 2As shown, a connecting assembly 11 is provided at one end of the conveying pipe 3, and the connecting assembly 11 includes a top cover 1101, a fixed block 1102, a hollow block 1103, a telescopic block 1104, a connecting piece 1105 and a fastening bolt 1106. The top cover 1101 is welded with a fixed block 1102 at the top and bottom, and a hollow block 1103 is provided on one side of the fixed block 1102, and the hollow block 1103 is welded to the outer wall of the end of the conveying pipe 3, and the telescopic block 1104 is movably connected to the inside of the hollow block 1103, and the telescopic block 1104 passes through the hollow block 1103 and is welded with a connecting piece 1105, a fastening bolt 1106 is provided on one side of the connecting member 1105, and the connecting member 1105 is fixedly connected to the fixing block 1102 by the fastening bolt 1106, and a support rod 12 is welded to the inner wall of the top cover 1101, and a support block 13 is welded to the end of the support rod 12, and at the same time, one side of the support block 13 is rotatably connected to the end of the threaded conveying rod 802 in the driving assembly 8, so that the staff can change the extrusion shape of the material of the extruder, so that the use adaptability of the extruder is expanded, and the structure is simple, which is convenient for the staff to use the extruder barrel.

[0025] In summary, the extruder barrel with an internal residual material cleaning structure is Figure 1-Figure 3In the structure shown in, during the use of the extruder barrel, first, the staff opens the movable cover 5 rotatably connected above the feed hopper 4, pours the material into the feed hopper 4, and uses the driving motor 801 in the driving assembly 8 inside the fixed frame 6 to drive the threaded conveying rod 802 to rotate, so that the threaded conveying rod 802 conveys the material, and as the threaded conveying rod 802 continues to convey and extrude, the material is gradually ejected from the top cover 1101 in the connecting assembly 11. When the extrusion shape needs to be changed, the fastening bolt 1106 is rotated to separate the connecting piece 1105 from the fixed block 1102, and then the telescopic block 1104 is used to move the connecting piece 1105 upward, so that the staff can take out the top cover 1101 and replace it. When the internal cleaning of the extruder barrel is required, the pump in the water spray assembly 7 set above the fixed frame 6 is used. The machine 702 extracts liquid from the water tank 701, so that the liquid enters from the water inlet pipe 703 and is discharged from the drain pipe 704 to the feed hopper 4. At the same time, the driving motor 801 in the driving assembly 8 on the inner side of the fixed frame 6 drives the threaded conveying rod 802 to rotate, so that the outer wall of the threaded conveying rod 802 scrapes against the inner wall of the conveying pipe 3, thereby cleaning the inside of the conveying pipe 3. In addition, as the threaded conveying rod 802 rotates, the driving wheel 803 tightly connected to the outer wall of its end drives the driven wheel 805 to rotate through the connecting belt 804, so that the rotating rod 806 tightly connected to the center of the driven wheel 805 rotates accordingly, so that the rotating disk 807 welded at the end of the rotating rod 806 rotates at the bottom of the feed hopper 4, so that the liquid smoothly enters the conveying pipe 3, which is convenient for the subsequent staff to reuse the extruder barrel and the staff to use it.

[0026] The embodiments of the present invention are provided for the purpose of illustration and description, and are not intended to be exhaustive or to limit the present invention to the disclosed forms. Many modifications and variations will be apparent to those of ordinary skill in the art. The embodiments are selected and described to better illustrate the principles and practical applications of the present invention, and to enable those of ordinary skill in the art to understand the present invention and thereby design various embodiments with various modifications suitable for specific uses.

Claims

1. An extruder barrel with an internal residual material cleaning structure, comprising a barrel (1), a fixing frame (6) and a driving assembly (8), characterized in that: A support column (2) is provided at the bottom of the machine body (1), and a conveying pipe (3) is fixedly connected to the top of the support column (2), and a feed hopper (4) is provided on one side above the conveying pipe (3), and a movable cover (5) is rotatably connected above the feed hopper (4), the fixed frame (6) is fixedly connected to one side of the conveying pipe (3), and a water spray assembly (7) is provided above the fixed frame (6), and the water spray assembly (7) includes a water storage tank (701), a pump (702), a water inlet pipe (703) and a drain pipe (704), The driving assembly (8) is arranged on the inner side of the fixing frame (6), and a connecting assembly (11) is arranged at one end of the delivery pipe (3), and the connecting assembly (11) comprises a top cover (1101), a fixing block (1102), a hollow block (1103), a telescopic block (1104), a connecting piece (1105) and a fastening bolt (1106). A pump (702) is arranged above the water storage tank (701), and a water inlet pipe (703) is fixedly connected to the bottom of the pump (702), and the end of the water inlet pipe (703) extends into the water storage tank (701). The inside of the tank (701) is fixedly connected to a drain pipe (704) on one side of the pump (702), and the end of the drain pipe (704) is fixedly connected to the inner wall of the feed hopper (4). The top cover (1101) is welded with fixed blocks (1102) on the upper and lower parts, and a hollow block (1103) is provided on one side of the fixed block (1102). The hollow block (1103) is welded to the outer wall of the end of the conveying pipe (3), and the inside of the hollow block (1103) is movably connected to a telescopic block (1104). At the same time, the telescopic block (1104) is 104) A connecting piece (1105) is welded through the hollow block (1103), a fastening bolt (1106) is provided on one side of the connecting piece (1105), and the connecting piece (1105) is fixedly connected to the fixing block (1102) through the fastening bolt (1106), and a support rod (12) is welded to the inner wall of the top cover (1101), and a support block (13) is welded to the end of the support rod (12), and at the same time, one side of the support block (13) is rotatably connected to the end of the threaded conveying rod (802) in the driving assembly (8).

2. The extruder barrel with an internal residual material cleaning structure according to claim 1, characterized in that: The driving assembly (8) comprises a driving motor (801), a threaded conveying rod (802), a driving wheel (803), a connecting belt (804), a driven wheel (805), a rotating rod (806) and a rotating disk (807), wherein the driving motor (801) is arranged on the inner side of the fixed frame (6), and the output shaft of the driving motor (801) is fixedly connected to the threaded conveying rod (802) via a coupling, and the outer wall of the threaded conveying rod (802) contacts the inner wall of the conveying pipe (3).

3. The extruder barrel with an internal residual material cleaning structure according to claim 2, characterized in that: The outer wall of the end of the threaded conveying rod (802) is tightly connected to a driving wheel (803), and the outer side of the driving wheel (803) is movably connected to a connecting belt (804), and the inner side of one end of the connecting belt (804) is movably connected to a driven wheel (805).

4. The extruder barrel with an internal residual material cleaning structure according to claim 3, characterized in that: The center of the driven wheel (805) is tightly connected to a rotating rod (806), and a rotating disk (807) is welded to the end of the rotating rod (806), and the outer wall of the rotating disk (807) is in contact with the bottom inner wall of the feed hopper (4).

5. The extruder barrel with an internal residual material cleaning structure according to claim 1, characterized in that: A heating pipe (9) is arranged on the outside of the delivery pipe (3), and a heat-conducting cover (10) is arranged on the outside of the heating pipe (9), and the heat-conducting cover (10) is fixedly connected to the outer wall of the delivery pipe (3).

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