Double-screw extruder for worn-out fishing net

Abstract

The utility model relates to the technical field of extruders, in particular to a worn-out fishing net double-screw extruder which comprises an extruder body, and the outer wall of the extruder body is fixedly connected with a first motor. Through mutual cooperation of a second motor, a driving crushing rod, driving crushing blades, a driving gear, a first driven gear and a second driven gear, the second motor is started to drive the driving crushing rod and the driving crushing blades to perform crushing, and meanwhile, the driving crushing rod rotates to drive the driving gear to rotate; the driving gear rotates to drive a first driven gear and a second driven gear to rotate in two directions, so that a first driven crushing rod and a first driven crushing blade at the bottom of the first driven gear and a second driven crushing rod and a second driven crushing blade at the bottom of the second driven gear are driven to rotate and crush; the crushing method with different orientations can better treat the worn-out fishing net, so that the purpose of pre-treating the materials is achieved, and the problem of blockage caused by too large materials is solved.

Description

Technical Field

[0001] The utility model relates to the technical field of extruders, in particular to a double-screw extruder for worn-out fishing nets. Background Art

[0002] The screw extruder relies on the pressure and shear force generated by the rotation of the screw to fully plasticize and evenly mix the materials and form them through the die. The twin-screw extruder consists of several parts, such as the transmission device, feeding device, barrel and screw, and the functions of each part are similar to those of the single-screw extruder.

[0003] When the extruder is processing worn fishing nets, due to the lack of pre-treatment of the material, some jamming may occur during the transportation of the material, which may also affect the normal operation of the machine and the processing efficiency.

[0004] For this reason we urgently need to provide a kind of old fishing net double screw extruder. Utility Model Content

[0005] In view of the shortcomings of the prior art, the purpose of the utility model is to provide a double-screw extruder for worn-out fishing nets, which solves the problem of jamming due to lack of pre-processing of the materials.

[0006] To achieve the above object, the utility model provides the following technical solution, a double-screw extruder for worn-out fishing nets, the technical solution adopted is: comprising an extruder body, the outer wall of the extruder body is fixedly connected to a first motor, the output shaft of the first motor is fixedly connected to a screw through a coupling, and the top of the extruder body is fixedly connected to a processing box;

[0007] The top of the processing box is fixedly connected with an addition pipe, the inner wall of the processing box is fixedly connected with a connection frame, the inner wall of the connection frame is fixedly connected with a telescopic spring, one end of the telescopic spring is fixedly connected with a filter screen, the outer wall of the processing box is fixedly connected with a fixing frame, and the inner wall of the fixing frame is provided with a processing component.

[0008] As a preferred embodiment, the processing component includes a second motor fixedly connected to the inner wall of the fixed frame, the output shaft of the second motor is fixedly connected to an active crushing rod through a coupling, the outer wall of the active crushing rod is fixedly connected to a driving gear, the outer wall of the active crushing rod is fixedly connected to an active crushing leaf, and one end of the active crushing rod is connected to the inner wall bearing of the processing box.

[0009] As a preferred solution, the outer wall of the driving gear is meshingly connected with the second driven gear, the inner wall of the second driven gear is fixedly connected with the second driven crushing rod, the outer wall of the second driven crushing rod is fixedly connected with the second driven crushing leaf, and one end of the second driven crushing rod is connected to the inner wall bearing of the processing box.

[0010] As a preferred embodiment, the outer wall of the driving gear is meshingly connected with the first driven gear, the inner wall of the first driven gear is fixedly connected with the first driven crushing rod, the outer wall of the first driven crushing rod is fixedly connected with the first driven crushing leaf, and one end of the first driven crushing rod is connected to the inner wall bearing of the processing box.

[0011] As a preferred solution, a cam is fixedly connected to the outer wall of the first driven pulverizing rod, and the cam is in contact with the filter screen.

[0012] As a preferred solution, a transmission pipe is fixedly connected to the bottom of the processing box, and an observation window is installed on the outer wall of the processing box.

[0013] As a preferred solution, one end of the transmission tube passes through the outer wall of the extruder body and extends to the inner wall of the extruder body, and the outer wall of the transmission tube is fixedly connected to the inner wall of the extruder body.

[0014] Compared with the prior art, the utility model provides a double-screw extruder for old fishing nets, which has the following beneficial effects:

[0015] 1. The utility model cooperates with the second motor, the active crushing rod, the active crushing leaves, the driving gear, the first driven gear and the second driven gear to start the second motor to drive the active crushing rod and the active crushing leaves to crush. At the same time, the rotation of the active crushing rod drives the driving gear to rotate. The rotation of the driving gear drives the first driven gear and the second driven gear to rotate in two directions, thereby driving the first driven crushing rod and the first driven crushing leaves at the bottom of the first driven gear and the second driven crushing rod and the second driven crushing leaves at the bottom of the second driven gear to rotate and crush. This crushing method with different directions can better handle the worn fishing nets, thereby achieving the purpose of pre-processing the materials and solving the problem of jamming due to excessive materials.

[0016] 2. The utility model cooperates with the filter screen, the first driven crushing rod, the cam and the telescopic spring through the provided mutual cooperation. The processed plastic fragments fall on the filter screen. The first driven crushing rod will drive the cam to rotate while rotating, so that the cam touches the filter screen, and the filter screen squeezes the telescopic spring. The telescopic spring drives the filter screen to shake up and down when being squeezed and released, thereby achieving the purpose of screening the materials and further preventing oversized materials from entering the extruder. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 This is a schematic diagram of the front section structure of the utility model;

[0018] Figure 2 This is a schematic diagram of the front view structure of the utility model;

[0019] Figure 3 This is a schematic diagram of the front cross-section structure of the processing box of the utility model;

[0020] Figure 4 For this utility model Figure 3 Enlarged view of point A in the middle.

[0021] In the figure: 1. extruder body; 2. first motor; 3. processing box; 4. observation window; 5. adding tube; 6. fixing frame; 7. transmission tube; 8. screw; 9. second motor; 10. driving gear; 11. first driven gear; 12. second driven gear; 13. active crushing rod; 14. filter screen; 15. active crushing leaves; 16. first driven crushing rod; 17. first driven crushing leaves; 18. second driven crushing rod; 19. second driven crushing leaves; 20. cam; 21. connecting frame; 22. telescopic spring. 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] In the description of the present invention, unless otherwise specified, "multiple" means two or more; the terms "upper", "lower", "left", "right", "inner", "outer", "front end", "rear end", "head", "tail" and the like indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, which is only for the convenience of describing the present invention and simplifying the description, and does not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operate in a specific orientation, and therefore cannot be understood as limiting the present invention. In addition, the terms "first", "second", "third" and the like are only used for descriptive purposes and cannot be understood as indicating or implying relative importance. Example

[0024] See also Figure 1-4 This embodiment proposes a double-screw extruder for old fishing nets, including an extruder body 1, a first motor 2 is fixedly connected to the outer wall of the extruder body 1, an output shaft of the first motor 2 is fixedly connected to a screw 8 through a coupling, and a processing box 3 is fixedly connected to the top of the extruder body 1;

[0025] The top of the processing box 3 is fixedly connected with an adding pipe 5, the inner wall of the processing box 3 is fixedly connected with a connecting frame 21, the inner wall of the connecting frame 21 is fixedly connected with a telescopic spring 22, one end of the telescopic spring 22 is fixedly connected with a filter screen 14, the outer wall of the processing box 3 is fixedly connected with a fixing frame 6, and the inner wall of the fixing frame 6 is provided with a processing component.

[0026] The processing component includes a second motor 9 fixedly connected to the inner wall of the fixed frame 6, the output shaft of the second motor 9 is fixedly connected to the active crushing rod 13 through a coupling, the outer wall of the active crushing rod 13 is fixedly connected to the active gear 10, the outer wall of the active crushing rod 13 is fixedly connected to the active crushing leaf 15, and one end of the active crushing rod 13 is connected to the inner wall bearing of the processing box 3. Example

[0027] See also Figure 1-4 Based on the same concept as the above-mentioned embodiment 1, this embodiment also proposes: the outer wall of the driving gear 10 is meshingly connected with the second driven gear 12, the inner wall of the second driven gear 12 is fixedly connected with the second driven crushing rod 18, the outer wall of the second driven crushing rod 18 is fixedly connected with the second driven crushing leaf 19, and one end of the second driven crushing rod 18 is connected to the inner wall bearing of the processing box 3.

[0028] The outer wall of the driving gear 10 is meshedly connected with the first driven gear 11, the inner wall of the first driven gear 11 is fixedly connected with the first driven crushing rod 16, the outer wall of the first driven crushing rod 16 is fixedly connected with the first driven crushing leaf 17, and one end of the first driven crushing rod 16 is connected to the inner wall bearing of the processing box 3. Through the cooperation of the second motor 9, the active crushing rod 13, the active crushing leaf 15, the driving gear 10, the first driven gear 11 and the second driven gear 12, the second motor 9 is started to drive the active crushing rod 13 and the active crushing leaf 15 to crush. At the same time, the active crushing rod 13 rotates to drive the active gear 10 to rotate, and the driving gear 10 rotates to drive the first driven gear 11 and the second driven gear 12 to rotate in two directions, thereby driving the first driven crushing rod 16 and the first driven crushing leaf 17 at the bottom of the first driven gear 11 and the second driven crushing rod 18 and the second driven crushing leaf 19 at the bottom of the second driven gear 12 to rotate and crush. This crushing method with different directions can better deal with the worn fishing nets, thereby achieving the purpose of pre-processing the materials and solving the problem of jamming due to excessive materials.

[0029] The outer wall of the first driven pulverizing rod 16 is fixedly connected with a cam 20, and the cam 20 is in contact with the filter screen 14. Through the cooperation of the filter screen 14, the first driven pulverizing rod 16, the cam 20 and the telescopic spring 22, the processed plastic fragments fall on the filter screen 14. The first driven pulverizing rod 16 will also drive the cam 20 to rotate while rotating, so that the cam 20 touches the filter screen 14, and the filter screen 14 squeezes the telescopic spring 22. The telescopic spring 22 drives the filter screen 14 to shake up and down when being squeezed and released, which achieves the purpose of screening the material and further prevents excessively large materials from entering the extruder.

[0030] A transmission pipe 7 is fixedly connected to the bottom of the processing box 3 , and an observation window 4 is installed on the outer wall of the processing box 3 , through which the internal conditions of the processing box 3 can be observed.

[0031] One end of the transmission tube 7 passes through the outer wall of the extruder body 1 and extends to the inner wall of the extruder body 1 , and the outer wall of the transmission tube 7 is fixedly connected to the inner wall of the extruder body 1 , and the material can be transmitted into the extruder body 1 through the transmission tube 7 .

[0032] The working principle of the utility model is as follows: the worn-out fishing net is added into the processing box 3 through the adding pipe 5, the second motor 9 is started, the second motor 9 drives the active crushing rod 13 and the active crushing leaf 15 to crush, and at the same time, the active crushing rod 13 rotates to drive the active gear 10 to rotate, and the active gear 10 rotates to drive the first driven gear 11 and the second driven gear 12 to rotate in two directions, thereby driving the first driven crushing rod 16 and the first driven crushing leaf 17 at the bottom of the first driven gear 11 and the second driven crushing rod 18 and the second driven crushing leaf 19 at the bottom of the second driven gear 12 to rotate and crush, this crushing method with different directions can better process the worn-out fishing net, and the processed plastic fragments fall on the filter screen 14, and the first driven crushing rod 16 will also drive the cam 20 to rotate while rotating, so that the cam 20 touches the filter screen 14, and the filter screen 14 squeezes the telescopic spring 22, and the telescopic spring 22 drives the filter screen 14 to shake up and down when it is squeezed and released, so that the processed material is transmitted to the extruder body 1 through the transmission pipe 7 for processing.

[0033] Finally, it should be noted that the above embodiments are only used to illustrate the technical solution of the utility model, rather than to limit the protection scope of the utility model. Although the utility model has been described in detail with reference to the preferred embodiments, ordinary technicians in this field should understand that the technical solution of the utility model can be modified or replaced by equivalents without departing from the essence and scope of the technical solution of the utility model.

Claims

1. A twin-screw extruder for old fishing nets, comprising an extruder body (1), characterized in that: The outer wall of the extruder body (1) is fixedly connected to a first motor (2), the output shaft of the first motor (2) is fixedly connected to a screw (8) via a coupling, and the top of the extruder body (1) is fixedly connected to a processing box (3); The top of the processing box (3) is fixedly connected to a feeding pipe (5), the inner wall of the processing box (3) is fixedly connected to a connecting frame (21), the inner wall of the connecting frame (21) is fixedly connected to a telescopic spring (22), one end of the telescopic spring (22) is fixedly connected to a filter screen (14), the outer wall of the processing box (3) is fixedly connected to a fixing frame (6), and the inner wall of the fixing frame (6) is provided with a processing assembly.

2. A double-screw extruder for old fishing nets according to claim 1, characterized in that: The processing assembly comprises a second motor (9) fixedly connected to the inner wall of a fixing frame (6); the output shaft of the second motor (9) is fixedly connected to an active crushing rod (13) via a coupling; the outer wall of the active crushing rod (13) is fixedly connected to an active gear (10); the outer wall of the active crushing rod (13) is fixedly connected to an active crushing leaf (15); and one end of the active crushing rod (13) is connected to a bearing on the inner wall of the processing box (3).

3. A double-screw extruder for old fishing nets according to claim 2, characterized in that: The outer wall of the driving gear (10) is meshingly connected to a second driven gear (12), the inner wall of the second driven gear (12) is fixedly connected to a second driven crushing rod (18), the outer wall of the second driven crushing rod (18) is fixedly connected to a second driven crushing blade (19), and one end of the second driven crushing rod (18) is connected to a bearing on the inner wall of the processing box (3).

4. A double-screw extruder for old fishing nets according to claim 2, characterized in that: The outer wall of the driving gear (10) is meshingly connected with a first driven gear (11), the inner wall of the first driven gear (11) is fixedly connected with a first driven crushing rod (16), the outer wall of the first driven crushing rod (16) is fixedly connected with a first driven crushing leaf (17), and one end of the first driven crushing rod (16) is connected to a bearing on the inner wall of the processing box (3).

5. The twin-screw extruder for old fishing nets according to claim 4, characterized in that: A cam (20) is fixedly connected to the outer wall of the first driven pulverizing rod (16), and the cam (20) is in contact with the filter screen (14).

6. The twin-screw extruder for old fishing nets according to claim 1, characterized in that: The bottom of the processing box (3) is fixedly connected to a transmission pipe (7), and the outer wall of the processing box (3) is installed with an observation window (4).

7. A twin-screw extruder for old fishing nets according to claim 6, characterized in that: One end of the transmission tube (7) passes through the outer wall of the extruder body (1) and extends to the inner wall of the extruder body (1), and the outer wall of the transmission tube (7) is fixedly connected to the inner wall of the extruder body (1).

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