Extrusion equipment for pearlescent master batch

Abstract

The utility model discloses pearlescent master batch extrusion equipment which comprises a machine base, a first motor, a speed-changing gear box and a stirring and extruding device are sequentially installed on the top of the machine base from left to right, and a pelletizing device installation frame is arranged on the right side of the machine base. A pelletizing device connected with the right side of the stirring and extruding device is mounted on the pelletizing device mounting frame, a forced feeding machine is connected to the top of the stirring and extruding device, the left side of the hollow screw rod is connected with an output shaft of the speed-changing gear box, and a rotating thread is arranged on the peripheral wall of the hollow screw rod; the left end of the hollow screw rod is connected with a rotary connector, an annular heating plate is installed on the inner side of the cylindrical pipe, and the hollow screw rod is gradually enlarged from left to right. The device is stable in operation, raw materials are mixed more tightly and uniformly, the temperature of the raw materials in a molten state is not too high, the raw materials cannot be wound on the screw rod, the physical performance and the chemical performance of formed master batch are stable, and the production quality and the production efficiency of pearlescent master batch forming are improved.

Description

Technical Field

[0001] The utility model relates to the technical field of extrusion equipment, in particular to an extrusion equipment for pearlescent masterbatch. Background Art

[0002] Pearlescent masterbatch is an important raw material for improving film quality. Pearlescent masterbatch can make pearlescent film have excellent effects. Pearlescent masterbatch has high value in real life. Pearlescent masterbatch is produced and processed from raw materials such as calcium carbonate and polypropylene. In the process of producing finished pearlescent masterbatch, the mixed raw materials such as calcium carbonate and polypropylene need to be added to the extrusion equipment for extrusion molding. However, the existing extrusion equipment is prone to entanglement on the screw in the hot melt state, causing the machine to not operate normally. The extrusion is prone to uneven mixing, resulting in deterioration of the physical and chemical properties of the molded masterbatch, affecting the production quality and production efficiency of the pearlescent masterbatch molding. Therefore, in order to avoid the shortcomings of the existing technology, it is necessary to make improvements to the existing technology. Utility Model Content

[0003] The purpose of the utility model is to overcome the shortcomings and deficiencies in the prior art and to provide an extrusion device for pearlescent masterbatch with a simple structure and uniform extrusion.

[0004] The utility model is realized through the following technical solutions:

[0005] A pearlescent masterbatch extrusion device comprises a machine base, wherein a first motor, a gear transmission and a stirring and extruding device are sequentially installed on the top of the machine base from left to right, a pelletizing device mounting frame is provided on the right side of the machine base, a pelletizing device connected to the right side of the stirring and extruding device is installed on the pelletizing device mounting frame, the first motor is connected to the input shaft of the gear transmission through a coupling, a forced feeder is connected to the top of the stirring and extruding device, the stirring and extruding device comprises a cylindrical tube, a hollow screw installed in the cylindrical tube and a discharge plate provided on the right side of the cylindrical tube, the left side of the hollow screw is connected to the output shaft of the gear transmission, the outer peripheral wall of the hollow screw is provided with a rotating thread, the left end of the hollow screw is connected to a rotary joint, an annular heating plate is installed on the inner side of the cylindrical tube, and the hollow screw gradually becomes larger from left to right.

[0006] Furthermore, the pelletizing device includes a second motor, a rotating shaft installed on the right side of the stirring and extruding device, a cutter installed on the rotating shaft, and a pelletizing box provided on the outside of the rotating shaft.

[0007] Furthermore, the second motor is connected to the rotating shaft via a coupling.

[0008] Furthermore, the rotary joint is connected to a cooling water pipe.

[0009] Furthermore, the forced feeder includes a feed hopper and a third motor installed on the top of the feed hopper. The bottom of the third motor is connected to a rotating shaft, and the rotating shaft is provided with a spiral conveying piece along the axial direction.

[0010] Furthermore, a downwardly inclined feed port is provided on the right side of the top of the feed hopper.

[0011] Furthermore, a plurality of discharge holes are arranged on the outer side of the discharge plate.

[0012] Furthermore, a discharge interface is provided at the bottom of the pelletizing box, and the discharge interface is connected to a discharge pipe.

[0013] Furthermore, the pelletizing device mounting frame is provided with left and right guide rods, the guide rods are slidably connected to a mounting bracket, and the second motor and the pelletizing box are mounted on the mounting bracket.

[0014] Furthermore, a support frame for supporting the stirring and extruding device is provided on the top of the machine base.

[0015] Compared with the prior art, the utility model is connected to the input shaft of the gear transmission through a coupling through a first motor, and a forced feeder is connected to the top of the stirring and extruding device. The stirring and extruding device includes a cylindrical tube, a hollow screw installed in the cylindrical tube and a discharge plate arranged on the right side of the cylindrical tube. The outer peripheral wall of the hollow screw is provided with a rotating thread, and the hollow screw gradually becomes larger from left to right. The forced feeder makes the raw materials mixed more tightly and evenly. The raw materials in the cylindrical tube are driven by the rotating thread of the hollow screw, rotate and are extruded, so that the raw materials are mixed more tightly and evenly. A rotary joint is connected through the left end of the hollow screw, and an annular heating plate is installed on the inner side of the cylindrical tube. The rotary joint is connected to a cooling water pipe. The cooling water is filled in the hollow screw, so that the temperature of the molten raw material will not be too high and will not be entangled on the screw. The machine operates normally and stably, the physical and chemical properties of the molding masterbatch are stable, and the production quality and production efficiency of pearlescent masterbatch molding are improved. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the following briefly introduces the drawings required for use in the embodiments or the description of the prior art. Obviously, the drawings described below are only some embodiments of the present invention. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying any creative work.

[0017] Figure 1 This is a schematic diagram of the structure of the pearlescent masterbatch extrusion equipment of the utility model;

[0018] Figure 2 This is a schematic diagram of the longitudinal cross-sectional structure of the pearlescent masterbatch extrusion equipment of the present invention.

[0019] In the figure: 1-machine base; 2-first motor; 3-gear transmission; 4-stirring and extruding device; 5-pellet cutting device mounting frame; 6-pellet cutting device; 7-coupling; 8-input shaft; 9-forced feeder; 10-cylinder tube; 11-hollow screw; 12-discharge plate; 13-output shaft; 14-rotating thread; 15-rotary joint; 16-second motor; 17-rotating shaft; 18-cutter; 19-pellet cutting box; 20-coupling; 21-feed hopper; 22-third motor; 23-rotating shaft; 24-screw conveyor; 25-feed port; 26-discharge hole; 27-discharge interface; 28-guide rod; 29-mounting bracket; 30-support frame; 31-annular heating plate. DETAILED DESCRIPTION

[0020] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the embodiments described are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without making creative efforts are within the scope of protection of the present invention.

[0021] like Figure 1 and Figure 2The utility model is shown as an extrusion equipment for pearlescent masterbatch, comprising a machine base 1, on the top of which are sequentially installed a first motor 2, a gear transmission 3 and a stirring and extruding device 4 from left to right; a pelletizing device mounting frame 5 is provided on the right side of the machine base 1, on which is installed a pelletizing device 6 connected to the right side of the stirring and extruding device 4; the first motor 2 is connected to the input shaft 8 of the gear transmission 3 through a coupling 7; the top of the stirring and extruding device 4 is connected to a forced feeder 9; the stirring and extruding device 4 comprises a cylindrical tube 10, a hollow screw 11 installed in the cylindrical tube 10 and a discharge plate 12 provided on the right side of the cylindrical tube 10; the left side of the hollow screw 11 is connected to the output shaft 13 of the gear transmission 3; the outer peripheral wall of the hollow screw 11 is provided with a rotating thread 14; the left end of the hollow screw 11 is connected to a rotary joint 15; an annular heating plate 31 is installed on the inner side of the cylindrical tube 10; and the hollow screw 11 gradually becomes larger from left to right. The first motor 2 is connected to the input shaft 8 of the gear transmission 3 through the coupling 7. The top of the stirring and extruding device 4 is connected to a forced feeder 9. The stirring and extruding device 4 includes a cylindrical tube 10, a hollow screw 11 installed in the cylindrical tube 10, and a discharge plate 12 provided on the right side of the cylindrical tube 10. The outer peripheral wall of the hollow screw 11 is provided with a rotating thread 14. The hollow screw 11 gradually becomes larger from left to right. The forced feeder 9 makes the raw materials mixed more tightly and evenly. The raw materials in the cylindrical tube 10 are affected by the hollow screw 11. The rotating thread 14 drives the raw materials to rotate and be squeezed, so that the raw materials are mixed more tightly and evenly. The left end of the hollow screw 11 is connected with a rotary joint 15. The inner side of the cylindrical tube 10 is installed with an annular heating plate 31. The rotary joint 15 is connected to the cooling water pipe. The cooling water is filled in the hollow screw 11, so that the temperature of the molten raw materials will not be too high and will not be entangled on the screw. The machine operates normally and stably, the physical and chemical properties of the molding masterbatch are stable, and the production quality and production efficiency of the pearlescent masterbatch molding are improved.

[0022] The pelletizing device 6 includes a second motor 16, a rotating shaft 17 installed on the right side of the stirring and extruding device 4, a cutter 18 installed on the rotating shaft 17, and a pelletizing box 19 provided on the outside of the rotating shaft 17. The second motor 16 drives the cutter 18 to pelletize the film blocks extruded by the stirring and extruding device 4.

[0023] The second motor 16 is connected to the rotating shaft 17 via a coupling 20 , which facilitates the engagement and disengagement of the second motor 16 and the rotating shaft 17 .

[0024] The rotary joint 15 is connected to a cooling water pipe to facilitate the injection of circulating cooling water into the hollow screw 11 .

[0025] The forced feeder 9 includes a feed hopper 21 and a third motor 22 installed on the top of the feed hopper 21. The bottom of the third motor 22 is connected to a rotating shaft 23. The rotating shaft 23 is provided with a spiral conveying piece 24 along the axial direction. The forced feeder 9 squeezes the raw material downward to make the raw material entering the cylindrical tube 10 more dense and uniform.

[0026] A downwardly inclined feed port 25 is provided on the right side of the top of the feed hopper 21 to facilitate the feeding and transportation of raw materials.

[0027] A plurality of discharge holes 26 are uniformly distributed on the outer side of the discharge plate 12 , and the heated and melted raw materials are extruded through the discharge holes 26 .

[0028] A discharge port 27 is provided at the bottom of the pelletizing box 19 , and a discharge pipe is connected to the discharge port 27 to facilitate the discharge of the pearlescent masterbatch.

[0029] The pelletizing device mounting frame 5 is provided with left and right guide rods 28, which are slidably connected to a mounting bracket 29. The second motor 16 and the pelletizing box 19 are mounted on the mounting bracket 29. The pelletizing box 19 can cover and leave the stirring and extruding device 4, making cleaning and maintenance convenient.

[0030] A support frame 30 for supporting the stirring and extruding device 4 is provided on the top of the machine base 1, so that the stirring and extruding device 4 is firmly installed and operates stably.

[0031] The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention. Any modifications, equivalent replacements, improvements, etc. made within the spirit and principles of the present invention should be included in the scope of protection of the present invention.

Claims

1. A pearlescent masterbatch extrusion device, characterized by: It includes a machine base, on the top of which are installed a first motor, a gear transmission and a stirring and extruding device in sequence from left to right; a pelletizing device mounting frame is provided on the right side of the machine base; a pelletizing device connected to the right side of the stirring and extruding device is installed on the pelletizing device mounting frame; the first motor is connected to the input shaft of the gear transmission through a coupling; a forced feeder is connected to the top of the stirring and extruding device; the stirring and extruding device includes a cylindrical tube, a hollow screw installed in the cylindrical tube and a discharge plate provided on the right side of the cylindrical tube; the left side of the hollow screw is connected to the output shaft of the gear transmission; the outer peripheral wall of the hollow screw is provided with a rotating thread; the left end of the hollow screw is connected to a rotary joint; an annular heating plate is installed on the inner side of the cylindrical tube; and the hollow screw gradually becomes larger from left to right.

2. The pearlescent masterbatch extrusion equipment according to claim 1, characterized in that: The pelletizing device includes a second motor, a rotating shaft installed on the right side of the stirring and extruding device, a cutter installed on the rotating shaft, and a pelletizing box arranged outside the rotating shaft.

3. The pearlescent masterbatch extrusion equipment according to claim 2, characterized in that: The second motor is connected to the rotating shaft through a coupling.

4. The pearlescent masterbatch extrusion equipment according to claim 1, characterized in that: The rotary joint is connected with a cooling water pipe.

5. The pearlescent masterbatch extrusion equipment according to claim 1, characterized in that: The forced feeder includes a feed hopper and a third motor installed on the top of the feed hopper. The bottom of the third motor is connected to a rotating shaft, and the rotating shaft is provided with a spiral conveying piece along the axial direction.

6. The pearlescent masterbatch extrusion equipment according to claim 5, characterized in that: A downwardly inclined feeding port is provided on the right side of the top of the feeding hopper.

7. The pearlescent masterbatch extrusion equipment according to claim 1, characterized in that: A plurality of discharge holes are evenly distributed on the outer side of the discharge plate.

8. The pearlescent masterbatch extrusion equipment according to claim 2, characterized in that: A discharge interface is provided at the bottom of the pelletizing box, and the discharge interface is connected to a discharge pipe.

9. The pearlescent masterbatch extrusion equipment according to claim 2, characterized in that: The pelletizing device mounting frame is provided with left and right guide rods, the guide rods are slidably connected to a mounting bracket, and the second motor and the pelletizing box are mounted on the mounting bracket.

10. The pearlescent masterbatch extrusion equipment according to claim 1, characterized in that: A support frame for supporting the stirring and extruding device is provided on the top of the machine base.

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