Extruder for processing powder coating

Abstract

The utility model discloses an extruder for processing a powder coating, which comprises a bracket and is characterized in that the bracket is connected with a powder extrusion assembly, and the powder extrusion assembly is connected with a stirring assembly through a group of connecting rods; the powder extrusion assembly comprises a powder leading-out pipeline, a plurality of evenly-distributed supporting frames are further arranged on the lower side of the powder leading-out pipeline, the supporting frames are flush with the bottom end of the support, a spiral conveying rod is arranged in the powder leading-out pipeline, and the two ends of the spiral conveying rod are connected with the two ends of the powder leading-out pipeline through bearings correspondingly. And one end of the powder leading-out pipeline is fixedly connected with the bracket. The utility model relates to the technical field of powder coating processing, in particular to an extruder for powder coating processing, which is convenient for uniform mixing and extrusion during powder coating processing.

Description

Technical Field

[0001] The utility model relates to the technical field of powder coating processing, in particular to an extruder for powder coating processing. Background Art

[0002] Powder coating is an environmentally friendly coating widely used in the field of industrial coating. Its production process involves melting, mixing and finally forming powder products of raw materials such as solid resin, pigment, filler and additive at high temperature. Powder coating is popular in the market because of its zero VOC emission, high utilization rate and excellent coating performance.

[0003] Traditional powder coating processing technology has the following problems:

[0004] Uneven mixing: Due to the design limitations of the mixing equipment, the coating materials of different components may not be fully mixed during the mixing process, resulting in unstable quality of the final product;

[0005] Low extrusion efficiency: Traditional extruders have low efficiency and cannot meet the needs of large-scale production;

[0006] Complex equipment structure: Many traditional equipment have complex structures, which makes maintenance difficult and costly;

[0007] This is the shortcoming of the prior art. Utility Model Content

[0008] The technical problem to be solved by the utility model is to provide an extruder for powder coating processing, which is convenient for mixing and extruding the powder coating during processing.

[0009] An extruder for powder coating processing, comprising a bracket, characterized in that: the bracket is connected to a powder extrusion assembly, and the powder extrusion assembly is connected to a stirring assembly through a set of connecting rods;

[0010] The powder extrusion assembly includes a powder outlet pipe, a plurality of evenly arranged support frames are further provided on the lower side of the powder outlet pipe, the support frames are flush with the bottom ends of the support frames, a spiral transmission rod is provided in the powder outlet pipe, the two ends of the spiral transmission rod are respectively connected to the two ends of the powder outlet pipe by bearings, and one end of the powder outlet pipe is fixedly connected to the support;

[0011] One end of the spiral transmission rod is fixed to the output shaft of the motor, the motor is fixed to the motor bracket, and the motor bracket is fixed to the powder outlet pipe.

[0012] As a further limitation of the present technical solution, the stirring assembly includes a mixing trough, the four corners of the mixing trough are respectively fixed with the powder outlet pipe by the connecting rod, and symmetrical stirring rods are arranged in the mixing trough, one end of each stirring rod is respectively fixedly connected to one end of a rotating shaft, the rotating shaft passes through one side of the mixing trough and the end is fixedly connected to one end of a connecting rod, the rotating shaft also passes through a cross bar, an L-shaped bracket is fixed on the lower side of the cross bar, the L-shaped bracket and the cross bar are both fixed to the outside of the mixing trough, the other ends of the two connecting rods are respectively rotatably connected to the two ends of a support rod, a limit block is fixed in the middle of the support rod, the limit block is passed through by a vertical axis, the vertical axis is fixed at the upper edge position of the rotating wheel, and the center axis of the rotating wheel is rotatably connected to the L-shaped bracket.

[0013] As a further limitation of the technical solution, the lower end of the central axis of the rotating wheel is fixedly connected to the output shaft of the second motor, and the second motor is fixedly connected to the lower side of the L-shaped bracket.

[0014] As a further limitation of the technical solution, a heating wire is embedded in the mixing tank to melt the material placed in the mixing tank.

[0015] As a further limitation of the technical solution, a sealing treatment is performed between the mixing tank and the rotating shaft.

[0016] As a further limitation of the present technical solution, a discharge pipe is provided at the lower side of the mixing tank, a solenoid valve is provided on the discharge pipe, a feed port is provided at the upper side of one end of the powder outlet pipe, the feed port is provided at the lower side of the discharge pipe, and a discharge port is provided at the lower side of the other end of the powder outlet pipe.

[0017] Compared with the prior art, the advantages and positive effects of the utility model are:

[0018] (1) Through the rotation of the spiral transmission rod, the coating material can be efficiently discharged from the discharge port, thereby improving the extrusion efficiency;

[0019] (2) The stirring rod of the stirring assembly moves back and forth and rotates back and forth so that the coating material is fully mixed in the mixing tank, ensuring the uniformity of the coating;

[0020] (3) The sealing treatment between the mixing tank and the rotating shaft effectively prevents the leakage of plastic molten material and improves the safety of the production process. BRIEF DESCRIPTION OF THE DRAWINGS

[0021] The drawings described herein are used to provide a further understanding of the present application and constitute a part of the present application. The illustrative embodiments of the present application and their descriptions are used to explain the present application and do not constitute an improper limitation on the present application. Obviously, the drawings described below are only some embodiments of the present utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without creative work. In the drawings:

[0022] Figure 1 The three-dimensional structure of the utility model is shown in FIG. Figure 1 ;

[0023] Figure 2 The three-dimensional structure of the utility model is cut away and shown Figure 1 ;

[0024] Figure 3 The three-dimensional structure of the utility model is cut away and shown Figure 2 ;

[0025] Figure 4 The three-dimensional structure of the utility model is shown in FIG. Figure 2 .

[0026] In the figure: 1. Mixing tank; 2. Powder outlet pipe; 3. Support frame; 4. Bracket; 5. Motor bracket; 6. Motor; 7. Connecting rod; 8. Motor 2; 9. Rotating wheel; 10. Limiting block; 11. Vertical axis; 12. Support rod; 13. Connecting rod; 14. Cross bar; 16. Stirring rod; 17. Rotating shaft; 18. Screw transmission rod; 19. L-shaped bracket; 20. Discharge pipe; 21. Feed inlet; 22. Discharge outlet. DETAILED DESCRIPTION

[0027] The following is combined with Figure 1-4 The utility model is further described with implementation modes.

[0028] An extruder for powder coating processing, comprising a bracket 4, the bracket 4 is connected to a powder extrusion assembly, and the powder extrusion assembly is connected to a stirring assembly through a set of connecting rods 7;

[0029] The powder extrusion assembly includes a powder outlet pipe 2, and a plurality of evenly arranged support frames 3 are further provided on the lower side of the powder outlet pipe 2, and the bottom ends of the support frames 3 and the support 4 are flush, and a spiral transmission rod 18 is provided in the powder outlet pipe 2, and the two ends of the spiral transmission rod 18 are respectively connected to the two ends of the powder outlet pipe 2 by bearings, and one end of the powder outlet pipe 2 is fixedly connected to the support 4;

[0030] One end of the spiral transmission rod 18 is fixed to the output shaft of the motor 6 , the motor 6 is fixed to the motor bracket 5 , and the motor bracket 5 is fixed to the powder outlet pipe 2 .

[0031] In this embodiment, the motor 6 is turned on, and the motor 6 can drive the spiral transmission rod 18 to rotate. The spiral transmission rod 18 can drive the melted coating material to move to the discharge port 22 and be discharged from the discharge port 22.

[0032] The stirring assembly includes a mixing tank 1, and the four corners of the mixing tank 1 are respectively fixed with the powder outlet pipe 2 through the connecting rod 7. Symmetrical stirring rods 16 are arranged in the mixing tank 1, and one end of each stirring rod 16 is respectively fixedly connected to one end of a rotating shaft 17. The rotating shaft 17 passes through one side of the mixing tank 1 and the end is fixedly connected to one end of a connecting rod 13. The rotating shaft 17 also passes through a cross bar 14. An L-shaped bracket 19 is fixed on the lower side of the cross bar 14. The L-shaped bracket 19 and the cross bar 14 are both fixed to the outside of the mixing tank 1. The other ends of the two connecting rods 13 are respectively rotatably connected to the two ends of a support rod 12. A limit block 10 is fixed in the middle of the support rod 12. The limit block 10 is passed through by a vertical shaft 11. The vertical shaft 11 is fixed at the upper edge of the rotating wheel 9. The central axis of the rotating wheel 9 is rotatably connected to the L-shaped bracket 19.

[0033] In this embodiment, the rotation of the rotating wheel 9 can drive the vertical shaft 11 to rotate, the circular rotation of the vertical shaft 11 drives the limit block 10 to circularly move, the limit block 10 drives the support rod 12 to circularly move, the support rod 12 drives the connecting rod 13 to swing back and forth and move back and forth, the connecting rod 13 drives the rotating shaft 17 to move back and forth and rotate back and forth, thereby driving the stirring rod 16 to move back and forth and rotate back and forth, thereby achieving mixing of the material.

[0034] The lower end of the central axis of the rotating wheel 9 is fixedly connected to the output shaft of the second motor 8 , and the second motor 8 is fixedly connected to the lower side of the L-shaped bracket 19 .

[0035] The motor 2 8 can drive the rotating wheel 9 to rotate, thereby realizing the movement of the stirring rod 16 .

[0036] The mixing tank 1 is embedded with an electric heating wire for melting the material placed in the mixing tank 1 .

[0037] In this embodiment, the heating wire is electrically connected to a power source for providing heat.

[0038] The mixing tank 1 and the rotating shaft 17 are sealed.

[0039] In this embodiment, the sealing process prevents the leakage of the plastic molten material.

[0040] A discharge pipe 20 is provided at the lower side of the mixing tank 1, and a solenoid valve is provided on the discharge pipe 20. A feed port 21 is provided at the upper side of one end of the powder outlet pipe 2, and the feed port 21 is provided at the lower side of the discharge pipe 20. A discharge port 22 is provided at the lower side of the other end of the powder outlet pipe 2.

[0041] In this embodiment, after the molten material in the mixing tank 1 is mixed, the motor 2 8 is turned off, the solenoid valve is opened, and the material is discharged from the discharge pipe 20, enters the powder outlet pipe 2 through the feed port 21, and then is extruded from the discharge port 22 under the action of the spiral transmission rod 18.

[0042] When in use, pour the material to be mixed and melted into the mixing tank 1, turn on the switch of the motor 28 and the electric heating wire, control the stirring rod 16 to work, mix the heated and melted material evenly, then open the solenoid valve, let the material be discharged from the discharge pipe 20 and enter the powder outlet pipe 2 through the feed port 21, turn on the motor 6, the motor 6 drives the spiral transmission rod 18 to work, and the material after the powder coating is mixed is squeezed out from the discharge port 22 under the action of the spiral transmission rod 18

[0043] The above disclosure is only a specific embodiment of the present invention, but the present invention is not limited thereto, and any changes that can be conceived by those skilled in the art should fall within the protection scope of the present invention.

Claims

1. An extruder for powder coating processing, comprising a support (4), characterized in that: The bracket (4) is connected to a powder extrusion assembly, and the powder extrusion assembly is connected to a stirring assembly via a set of connecting rods (7); The powder extrusion assembly comprises a powder outlet pipe (2), a plurality of evenly arranged support frames (3) are further provided on the lower side of the powder outlet pipe (2), the bottom ends of the support frames (3) and the bracket (4) are flush, a spiral transmission rod (18) is provided in the powder outlet pipe (2), two ends of the spiral transmission rod (18) are respectively connected to two ends of the powder outlet pipe (2) by bearings, and one end of the powder outlet pipe (2) is fixedly connected to the bracket (4); One end of the spiral transmission rod (18) is fixed to the output shaft of the motor (6), the motor (6) is fixed to the motor bracket (5), and the motor bracket (5) is fixed to the powder outlet pipe (2).

2. The extruder for powder coating processing according to claim 1, characterized in that: The stirring assembly comprises a mixing tank (1), the four corners of the mixing tank (1) are respectively fixed to the powder outlet pipe (2) through the connecting rod (7), and symmetrical stirring rods (16) are arranged in the mixing tank (1), one end of each stirring rod (16) is respectively fixedly connected to one end of a rotating shaft (17), the rotating shaft (17) passes through one side of the mixing tank (1) and the end thereof is fixedly connected to one end of a connecting rod (13), the rotating shaft (17) also passes through a cross bar (14), and the cross bar (14) ) is fixed on the lower side of the rotating wheel (9), the L-shaped bracket (19) and the cross bar (14) are both fixed to the outer side of the mixing tank (1), the other ends of the two connecting rods (13) are respectively rotatably connected to the two ends of the supporting rod (12), a limiting block (10) is fixed in the middle of the supporting rod (12), the limiting block (10) is passed through by a vertical shaft (11), the vertical shaft (11) is fixed at the upper edge position of the rotating wheel (9), and the central axis of the rotating wheel (9) is rotatably connected to the L-shaped bracket (19).

3. The extruder for powder coating processing according to claim 2, characterized in that: The lower end of the central axis of the rotating wheel (9) is fixedly connected to the output shaft of the second motor (8), and the second motor (8) is fixedly connected to the lower side of the L-shaped bracket (19).

4. The extruder for powder coating processing according to claim 3, characterized in that: The mixing tank (1) is embedded with an electric heating wire, which is used to melt the material placed in the mixing tank (1).

5. The extruder for powder coating processing according to claim 4, characterized in that: A sealing process is performed between the mixing tank (1) and the rotating shaft (17).

6. The extruder for powder coating processing according to claim 5, characterized in that: A discharge pipe (20) is arranged at the lower side of the mixing tank (1), and a solenoid valve is arranged on the discharge pipe (20); a feed port (21) is arranged at the upper side of one end of the powder outlet pipe (2), and the feed port (21) is arranged at the lower side of the discharge pipe (20); and a discharge port (22) is arranged at the lower side of the other end of the powder outlet pipe (2).

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