A multi-layer co-extrusion film unit capable of classifying and extruding different raw materials

Abstract

The application discloses a multi-layer co-extrusion film unit capable of classifying and extruding different raw materials, which comprises a working box, a plurality of supporting legs are arranged at the bottom end of the working box, an opening is formed in the side wall of one end of the working box, an inclined plate is arranged in the working box and extends to one side of the opening, and an extrusion mechanism is arranged through the side wall of the working box; a plurality of stirring mechanisms are arranged at one end of the top end of the working box, a heating and cooling mechanism is arranged at the other end of the top end of the working box, a material collecting mechanism is arranged at one end of the working box, and a control panel is arranged at one end of the side wall of the working box. The application has a reasonable and reliable structure, can realize the classification and extrusion of different raw materials under the cooperation of the extrusion mechanism, the stirring mechanism, the heating and cooling mechanism and the material collecting mechanism, can guarantee the quality of the produced multi-layer winding film, can conveniently disassemble and collect the material collecting barrel after winding, and improves the work efficiency.

Description

TECHNICAL FIELD

[0001] The present application relates to the technical field of winding machine, in particular to a multi-layer co-extrusion film machine capable of classifying and extruding different raw materials. BACKGROUND

[0002] Winding film, also known as stretch film or heat shrink film, was first produced in China using PVC as the base material and DOA as the plasticizer and self-adhesive. Due to environmental concerns, high cost (relatively high specific gravity, less packaging area per unit), poor stretchability, and other reasons.

[0003] In the prior art, Chinese patent CN109774036B discloses a multi-layer co-extrusion winding film machine, which includes a placing shell, a discharge port, support legs, a feeding shell, an electric heating ring, a first heat-conducting cylinder, a first electric motor, a stirring shaft, a stirring rod, a feeding shell, a rotating rod, an electric heating wire mesh, a second heat-conducting cylinder, a second fixed plate, a rotating shaft, a pressing plate, a fan, a connecting plate, a third electric motor, a rotating shaft, a receiving cylinder, and a belt. The multi-layer co-extrusion winding film machine can classify and sequentially extrude different raw materials, ensuring that the multi-layer winding film is tightly bonded in sequence and improving the quality of the multi-layer winding film after extrusion.

[0004] However, the above multi-layer co-extrusion winding film machine has the following problems in use:

[0005] 1. In actual production, different thicknesses of multi-layer winding film are required according to different production needs, but the above multi-layer co-extrusion winding film machine cannot adjust the distance between the first and second heat-conducting cylinders and the inclined plate during extrusion of the raw materials, which has specific limitations.

[0006] 2. After the winding of the winding film is completed, the mass of the winding film and the receiving cylinder is large, which makes the disassembly of the receiving cylinder by the workers more complicated, thereby increasing the labor difficulty of the workers and reducing the work efficiency.

[0007] In view of the problems in the related art, no effective solution has been proposed so far. SUMMARY

[0008] In view of the problems in the related art, the present application proposes a multi-layer co-extrusion film machine capable of classifying and extruding different raw materials to overcome the above technical problems existing in the prior art.

[0009] Therefore, the specific technical solutions adopted by the present application are as follows:

[0010] The utility model provides a multilayer co -extrusion film unit of different raw materials can be classified extrusion, including work tank, the bottom of work tank is provided with a plurality of support legs, and the side wall of one end of work tank is provided with an opening, the inside of work tank is provided with an inclined plate, and the one end of inclined plate extends to the side of opening, and the side wall of work tank is provided with extrusion mechanism, one end of the top of work tank is provided with a plurality of stirring mechanism, the other end of the top of work tank is provided with heating cooling mechanism, and one end of work tank is provided with material collecting mechanism, and one end of the side wall of work tank is provided with control panel, the material collecting mechanism includes mounting seat, moving block, U-shaped frame, material collecting cylinder and automatic pusher assembly, the one end of moving block and mounting seat is slidably connected, the one end of U-shaped frame is fixedly connected with moving block, and the U-shaped frame is used for supporting material collecting cylinder, the automatic pusher assembly includes guide groove, and the guide groove is arranged in the inside of mounting seat, the one end of moving block is moved by driving mechanism, so that the other end of moving block moves downward from the guide groove, and after moving block moves to the bottom of guide groove, material collecting cylinder is separated from U-shaped frame.

[0011] Further, the extrusion mechanism includes a support plate that penetrates the side wall of the work tank, the top corners of the support plate are each provided with a support column, the inside of the support column is a hollow structure, and the inside of the top end of the support column is provided with a lifting plate; two lifting plates located on the same side of the support plate are provided with a roller that penetrates therebetween, and the roller is located above the inclined plate, one end of each of the two rollers is provided with a belt pulley, and the two belt pulleys are connected by a belt; one end of one of the rollers is provided with a motor, the output shaft of the motor is fixedly connected to one end of the roller, and one side of the motor is provided with a connecting plate that is connected to the side wall of one of the lifting plates; the height of the roller away from the side of the motor is lower than the height of the roller close to the side of the motor; one side of the bottom of the support column is provided with a sleeve, two sleeves located on the same end of the support plate are provided with a hydraulic cylinder, and both ends of the hydraulic cylinder are provided with a piston rod; the bottom of the support column and one end of the piston rod are each provided with a piston plate, and the inside of the support column and the inside of the sleeve are filled with hydraulic oil.

[0012] Further, the stirring mechanism includes a tank body provided at the top end of the work tank, the top end of the tank body is provided with a cover plate, the top end of the cover plate is provided with a motor, the outside of the top end of the cover plate is provided with a feeding pipe; the output shaft of the motor penetrates the bottom end of the cover plate and is provided with a stirring shaft, the circumferential side wall of the stirring shaft is provided with a plurality of stirring rods, the bottom end of the circumferential side wall of the stirring shaft is provided with a plurality of stirring rods, and the plurality of stirring rods are arranged in a cross shape, one end of the stirring rod is provided with an auxiliary block, and the cross section of the auxiliary block is provided in a trapezoidal structure; the bottom end of the tank body penetrates a discharging pipe, the circumferential side wall of the discharging pipe is provided with a solenoid valve; the inside of the circumferential side wall of the tank body is provided with a chamber, the bottom of the circumferential side wall of the tank body is provided with an air inlet, and the top of the circumferential side wall of the tank body and on the side opposite to the air inlet is provided with an air outlet.

[0013] Further, the heating and cooling mechanism comprises an air compressor arranged at the top end of the working tank, the top end of the air compressor is provided with a connecting pipe, the top end of the connecting pipe is provided with a vortex pipe, one end of the vortex pipe is provided with a cold air pipe, and the other end of the vortex pipe is provided with a hot air pipe; one end of the cold air pipe penetrates through the top end of the working tank and is provided with an air outlet plate; the circumferential side wall of the hot air pipe is provided with a plurality of air outlet pipes matched with the air inlets.

[0014] Further, the material collecting mechanism further comprises mounting legs, the mounting legs are located at the bottom of the mounting seats, the mounting seats are shared by two groups, the material collecting cylinder is located between the mounting seats, and one end of the material collecting cylinder is provided with a driven gear; the top of the side wall of one of the mounting seats is provided with a support, one end of the support is provided with a motor three, and the output shaft of the motor three is sleeved with a driving gear engaged with the driven gear; one end of the side of the mounting seat is provided with a mounting plate.

[0015] Further, the automatic pushing assembly further comprises a hydraulic telescopic rod, one end of the hydraulic telescopic rod is fixed to the side wall of the mounting plate, the top end of the mounting seat away from the one end of the hydraulic telescopic rod is provided as an inclined surface; the top end and the bottom end of the side wall of the moving block are both provided with sliding blocks matched with the guide grooves, the bottom end of the moving block is provided with a recess, and the inside of the recess is provided with a connecting shaft penetrating through the piston rod of the hydraulic telescopic rod.

[0016] The beneficial effects of the present application are:

[0017] 1. By arranging the extrusion mechanism, different raw materials can be extruded in sequence, ensuring that the multi-layer wrapping film is sequentially attached, ensuring the quality of the multi-layer wrapping film after extrusion, and under the driving action of the hydraulic cylinder, the two lifting plates can reciprocate up and down, the thickness of the multi-layer wrapping film can be adjusted according to actual production needs, thereby improving the applicability of the multi-layer co-extrusion film unit.

[0018] 2. By arranging the stirring mechanism, different raw materials can be classified and stirred, the raw materials can be stirred more uniformly under the driving of the motor two, and under the action of the auxiliary block, the raw materials at the bottom can be driven to the upper side, so that the raw materials are mixed more fully, and there is no dead angle in the stirring process, which can guarantee the production quality of the wrapping film, thereby ensuring the stability of the multi-layer co-extrusion film unit in the production process of the wrapping film.

[0019] 3. The heating and cooling mechanism is arranged, so that the inside of the tank is heated, which can ensure that the raw materials are quickly melted under the action of the heating and cooling mechanism, and the surface temperature of the raw materials can be quickly lost, and the cooling effect is good, which not only improves the production efficiency of the multi-layer co-extrusion film unit in the production of winding film, but also realizes the heating and cooling effect through the heating and cooling mechanism, thereby reducing the energy consumption of the multi-layer co-extrusion film unit in use, and saving the use cost.

[0020] 4. The material collecting mechanism is arranged, so that the multi-layer winding film is wound, which can drive the material collecting cylinder to rotate under the action of the motor three, realize the automatic winding of the multi-layer winding film, then drive the moving block to move under the drive of the hydraulic telescopic rod, can automatically disassemble the winding completed material collecting cylinder and collect the material collecting cylinder through the inclined surface of the mounting seat, thereby conveniently collecting the winding film for the staff, and improving the work efficiency of the staff. BRIEF DESCRIPTION OF DRAWINGS

[0021] In order to more clearly illustrate the technical solutions in the embodiments of the present application or the prior art, the drawings needed in the embodiments will be briefly introduced below. Obviously, the drawings in the following description are only some embodiments of the present application, and other drawings can also be obtained by those skilled in the art without creative labor.

[0022] Figure 1 is a structure schematic view of a multi-layer co-extrusion film unit capable of classifying and extruding different raw materials according to an embodiment of the present application;

[0023] Figure 2 is a structure schematic view of a multi-layer co-extrusion film unit capable of classifying and extruding different raw materials according to an embodiment of the present application;

[0024] Figure 3 is an internal schematic view of a working box in a multi-layer co-extrusion film unit capable of classifying and extruding different raw materials according to an embodiment of the present application;

[0025] Figure 4 is a structure schematic view of an extrusion mechanism in a multi-layer co-extrusion film unit capable of classifying and extruding different raw materials according to an embodiment of the present application;

[0026] Figure 5 is Figure 4 is a local enlarged view of A in the figure;

[0027] Figure 6 is a sectional view of an extrusion mechanism in a multi-layer co-extrusion film unit capable of classifying and extruding different raw materials according to an embodiment of the present application;

[0028] Figure 7It is a structure diagram of a stirring mechanism in a multi-layer co-extrusion film unit capable of classifying and extruding different raw materials according to an embodiment of the present application;

[0029] Figure 8 It is a partial sectional view of a stirring mechanism in a multi-layer co-extrusion film unit capable of classifying and extruding different raw materials according to an embodiment of the present application;

[0030] Figure 9 It is a structure diagram of a heating and cooling mechanism in a multi-layer co-extrusion film unit capable of classifying and extruding different raw materials according to an embodiment of the present application;

[0031] Figure 10 It is a structure diagram of a material collecting mechanism in a multi-layer co-extrusion film unit capable of classifying and extruding different raw materials according to an embodiment of the present application;

[0032] Figure 11 It is Figure 10 It is a partial enlarged view of B in FIG. 8;

[0033] Figure 12 It is a partial assembly view of a material collecting mechanism in a multi-layer co-extrusion film unit capable of classifying and extruding different raw materials according to an embodiment of the present application.

[0034] In the figure:

[0035] 1, working box; 2, supporting leg; 3, opening; 4, inclined plate; 5, extrusion mechanism; 501, supporting plate; 502, supporting column; 503, lifting plate; 504, roller; 505, belt pulley; 506, belt; 507, motor one; 508, connecting plate; 509, sleeve; 510, hydraulic cylinder; 511, piston rod one; 512, piston plate; 6, stirring mechanism; 601, tank body; 602, cover plate; 603, motor two; 604, feeding pipe; 605, stirring shaft; 606, stirring rod one; 607, stirring rod two; 608, auxiliary block; 609, discharging pipe; 610, electromagnetic valve; 611, cavity; 612, air inlet; 7, heating and cooling mechanism; 701, air compressor; 702, connecting pipe; 703, vortex pipe; 704, cold air pipe; 705, hot air pipe; 706, air outlet plate; 707, air outlet pipe; 8, material collecting mechanism; 801, mounting leg; 802, mounting seat; 803, moving block; 804, U-shaped frame; 805, material collecting cylinder; 806, driven gear; 807, bracket; 808, motor three; 809, driving gear; 810, mounting plate; 811, hydraulic telescopic rod; 812, guide groove; 813, sliding block; 814, recess; 815, connecting shaft; 9, control panel. DETAILED DESCRIPTION

[0036] To further illustrate the various embodiments, the present invention provides accompanying drawings, which are part of the disclosure of the present invention. These drawings are mainly used to illustrate the embodiments and can be used in conjunction with the relevant descriptions in the specification to explain the operating principles of the embodiments. With reference to these drawings, those skilled in the art should be able to understand other possible implementation methods and the advantages of the present invention. The components in the drawings are not drawn to scale, and similar component symbols are generally used to represent similar components.

[0037] According to an embodiment of the present invention, a multilayer co-extrusion film unit capable of classifying and extruding different raw materials is provided.

[0038] The present invention will now be further described in conjunction with the accompanying drawings and specific embodiments, such as... Figures 1-12 As shown, the multilayer co-extrusion film unit capable of classifying and extruding different raw materials according to an embodiment of the present invention includes a working box 1. The bottom of the working box 1 is provided with several support legs 2. One side wall of the working box 1 has an opening 3. An inclined plate 4 is provided inside the working box 1, with one end of the inclined plate 4 extending to one side of the opening 3. An extrusion mechanism 5 is provided through the side wall of the working box 1. One end of the top of the working box 1 is provided with several stirring mechanisms 6. The other end of the top of the working box 1 is provided with a heating and cooling mechanism 7. One end of the working box 1 is provided with a material receiving mechanism 8. One end of one side wall of the working box 1 is provided with a control panel 9. The material receiving mechanism 8 includes... The assembly includes a mounting base 802, a movable block 803, a U-shaped frame 804, a receiving cylinder 805, and an automatic feeding component. The movable block 803 is slidably engaged with one end of the mounting base 802, and the U-shaped frame 804 is fixed to one end of the movable block 803, supporting the receiving cylinder 805. The automatic feeding component includes a guide groove 812, which is located inside the mounting base 802. A drive mechanism moves one end of the movable block 803, causing the other end of the movable block 803 to move downward through the guide groove 812, ensuring that the receiving cylinder 805 disengages from the U-shaped frame 804 after the movable block 803 reaches the bottom of the guide groove 812.

[0039] In addition, in specific applications, the inclined plate 4 is set at an angle; the control panel 9 contains a PLC controller, in which motor 1 507, motor 2 603, motor 3 808, solenoid valve 610, hydraulic cylinder 510 and hydraulic telescopic rod 811 are electrically connected to the control panel 9 in sequence.

[0040] With the help of the above-mentioned technical solution of the present invention, the present invention has a reasonable and reliable structure. It can classify and extrude different raw materials under the cooperative arrangement of extrusion mechanism 5, stirring mechanism 6, heating and cooling mechanism 7 and material collection mechanism 8, which can ensure the quality of multi-layer wrapping film after production. It can also conveniently disassemble and collect the material collection cylinder 805 after winding, thereby improving work efficiency.

[0041] In one embodiment, for the extrusion mechanism 5, the extrusion mechanism 5 comprises a support plate 501 penetrating through the side wall of the working box 1, the top corners of the support plate 501 are provided with support columns 502, the inside of the support column 502 is a hollow structure, the top end of the support column 502 is provided with a lifting plate 503 inside; two lifting plates 503 located on the same side of the support plate 501 are provided with a roller 504 penetrating therebetween, and the roller is located above the inclined plate 4, one end of the two rollers 504 is provided with a belt pulley 505, and the two belt pulleys 505 are connected by a belt 506; one end of one of the rollers 504 is provided with a motor one 507, and the output shaft of the motor one 507 is fixedly connected with one end of the roller 504, one side of the motor one 507 is provided with a connecting plate 508 connected with the side wall of one of the lifting plates 503; the height of the roller 504 away from the side of the motor one 507 is lower than the height of the roller 504 close to the side of the motor one 507; one side of the bottom of the support column 502 is provided with a sleeve pipe 509 penetrating therefrom, two sleeve pipes 509 located on the same end of the support plate 501 are provided with a hydraulic cylinder 510 therebetween, and both ends of the hydraulic cylinder 510 are provided with a piston rod one 511; the bottom end of the support column 502 and one end of the piston rod one 511 are provided with a piston plate 512, and the inside of the support column 502 and the inside of the sleeve pipe 509 are filled with hydraulic oil, so as to realize the extrusion of different raw materials in sequence, ensure the sequential lamination of the multi-layer wrapping film, ensure the quality of the multi-layer wrapping film after extrusion, and under the driving action of the hydraulic cylinder 510, drive the two lifting plates 503 to reciprocate up and down, so as to adjust the thickness of the multi-layer wrapping film according to the actual production demand, and thus improve the applicability of the multi-layer co-extrusion film unit.

[0042] In addition, in specific application, the hydraulic cylinder is provided as a double-rod hydraulic cylinder.

[0043] In one embodiment, for the stirring mechanism 6, the stirring mechanism 6 comprises a tank body 601 provided at the top end of the working tank 1, the top end of the tank body 601 is provided with a cover plate 602, the middle of the top end of the cover plate 602 is provided with a motor two 603, the outside of the top end of the cover plate 602 is provided with a feeding pipe 604; the output shaft of the motor two 603 penetrates the bottom end of the cover plate 602 and is provided with a stirring shaft 605, the circumferential side wall of the stirring shaft 605 is provided with a plurality of stirring rods one 606, the circumferential side wall of the bottom end of the stirring shaft 605 is provided with a plurality of stirring rods two 607, and the plurality of stirring rods two 607 are arranged in a cross shape, one end of the stirring rods two 607 is provided with an auxiliary block 608, and the cross section of the auxiliary block 608 is provided in a trapezoidal structure; the bottom end of the tank body 601 penetrates to provide a discharge pipe 609, the circumferential side wall of the discharge pipe 609 is provided with a solenoid valve 610; a cavity 611 is formed in the inside of the circumferential side wall of the tank body 601, an air inlet 612 is formed at the bottom of the circumferential side wall of the tank body 601, and an air outlet is formed at the top of the circumferential side wall of the tank body 601 and on the side opposite to the air inlet 612, so as to realize the classification stirring of different raw materials, and the raw materials are stirred more uniformly under the driving of the motor two 603, and under the action of the auxiliary block 608, the bottom raw materials can be driven to the upper side, so that the raw materials are mixed more fully, and there is no dead angle in the stirring process, which can provide protection for the production quality of the winding film, and thus ensure the stability of the multi-layer co-extrusion film unit in the production process of the winding film.

[0044] In one embodiment, for the heating and cooling mechanism 7, the heating and cooling mechanism 7 comprises an air compressor 701 provided at the top end of the working tank 1, the top end of the air compressor 701 is provided with a connecting pipe 702, the top end of the connecting pipe 702 is provided with a vortex pipe 703, one end of the vortex pipe 703 is provided with a cold gas pipe 704, and the other end of the vortex pipe 703 is provided with a hot gas pipe 705; one end of the cold gas pipe 704 penetrates the top end of the working tank 1 and is provided with an air outlet plate 706; the circumferential side wall of the hot gas pipe 705 is provided with a plurality of air outlet pipes 707 matched with the air inlet 612, so as to realize the heating of the inside of the tank body 601, and ensure that the raw materials are quickly melted under the action of the heating and cooling mechanism 7, and the surface temperature of the raw materials can be quickly lost, and the cooling effect is good, which not only improves the production efficiency of the multi-layer co-extrusion film unit in the production process of the winding film, but also realizes the effects of heating and cooling through the heating and cooling mechanism 7, thereby reducing the energy consumption of the multi-layer co-extrusion film unit in the use process and saving the use cost.

[0045] In one embodiment, for the material collecting mechanism 8, the material collecting mechanism 8 further comprises mounting legs 801 located at the bottom of mounting seats 802, the mounting seats 802 are shared by two groups, a material collecting cylinder 805 is located between the mounting seats 802, one end of the material collecting cylinder 805 is provided with a driven gear 806; the top of the side wall of one of the mounting seats 802 is provided with a bracket 807, one end of the bracket 807 is provided with a motor three 808, the output shaft of the motor three 808 is sleeved with a driving gear 809 engaged with the driven gear 806; one end of the side wall of the mounting seat 802 is provided with a mounting plate 810, the automatic material pushing assembly further comprises a hydraulic telescopic rod 811, one end of the hydraulic telescopic rod 811 is fixed to the side wall of the mounting plate 810, the top end of the mounting seat 802 away from the hydraulic telescopic rod 811 is provided as an inclined surface; the top end and the bottom end of one side wall of the moving block 803 are both provided with sliding blocks 813 matched with guide grooves 812, the bottom end of the moving block 803 is provided with a recess 814, the inside of the recess 814 is provided with a connecting shaft 815 penetrating the piston rod of the hydraulic telescopic rod 811, so as to realize the winding of the multi-layer winding film, the material collecting cylinder 805 can be driven to rotate under the action of the motor three 808, the automatic winding of the multi-layer winding film is realized, then the moving block 803 is driven to move under the drive of the hydraulic telescopic rod 811, the material collecting cylinder 805 after winding is automatically disassembled and collected through the inclined surface of the mounting seat 802, and then the winding film after winding is conveniently collected for the staff, and the work efficiency of the staff is improved

[0046] In addition, in specific application, the guide groove 812 is in L-shaped structure; the cross section of the mounting seat 802 is provided as a "H" shaped structure.

[0047] In order to facilitate the understanding of the above technical scheme of the present application, the working principle or operation mode of the present application in the actual process is described in detail as follows.

[0048] In practical application, first, through the feeding pipe 604 to the inside of the tank 601 to add different raw materials, and then through the control panel 9 start air compressor 701 to compress air, and then through the vortex tube 703 into cold and hot gas, hot gas through the hot gas pipe 705 and gas pipe 707 through the chamber 611 of the tank 601, and the inner wall of the tank 601 is heated, and then the raw material is melted, and then through the control panel to start the motor two 603, drive the stirring shaft 605 rotation, then drive the stirring rod one 606 and stirring rod two 607 to stir the raw material, after stirring through the control panel 9 start solenoid valve 610, so that the raw material through the discharge pipe 609 into the inclined plate 4 and slowly slide down, then through the control panel 9 start motor one 507, drive one of the rotating drum 504, then drive one of the pulley 505 rotation, and under the action of the belt 506 drive another pulley 505 rotation, then drive another drum 504 rotation, so that the raw material is extruded under the action of the drum 504, and then the cold gas generated by the vortex tube 703 through the cold gas pipe 704 into the gas plate 706, and the extruded raw material is rapidly cooled, and then the control panel 9 start motor three 808, so as to drive the drive gear 809 rotation, under the meshing action of the drive gear 809 and the driven gear 806 drive the driven gear 806 rotation, then drive the material collecting cylinder 805 rotation, and through the rotation of the material collecting cylinder 805 to automatically wind the winding film discharged from the end of the inclined plate 4;

[0049] In addition, when the winding film is wound, the material collecting cylinder 805 needs to be disassembled, the control panel 9 is started to drive the hydraulic telescopic rod 811, so that the piston rod of the hydraulic telescopic rod 811 is shortened, the sliding block 813 is driven to slide in the guide groove 812, the moving block 803 is gradually moved from the vertical state to the horizontal state, in the moving process of the moving block 803, the material collecting cylinder 805 is separated from the U-shaped frame 804 and slides off from the inclined surface of the mounting seat 802, then the staff can collect the material collecting cylinder 805 after winding;

[0050] In addition, when the distance between the drum 504 and the inclined plate 4 needs to be adjusted, the control panel 9 is started to drive the hydraulic cylinder 510, so that the piston rod one 511 of the hydraulic cylinder 510 is shortened, the piston plate 512 at one end of the piston rod one 511 is moved, then under the action of the hydraulic oil, the piston plate 512 at the bottom end of the lifting plate 503 is moved downward, then the lifting plate 503 is moved downward, then the drum 504 is moved downward, thereby adjusting the distance between the drum 504 and the inclined plate 4.

[0051] In summary, by means of the technical scheme of the present application, the structure is reasonable and reliable, and can realize classification extrusion of different raw materials under the cooperation of the extrusion mechanism 5, the stirring mechanism 6, the heating and cooling mechanism 7 and the material collecting mechanism 8, can ensure the quality of the produced multi-layer wrapping film, and can conveniently disassemble and collect the material collecting cylinder 805 after winding, thereby improving the work efficiency; by arranging the extrusion mechanism 5, the different raw materials are sequentially extruded, the sequential lamination of the multi-layer wrapping film is ensured, the quality of the extruded multi-layer wrapping film is ensured, and under the driving action of the hydraulic cylinder 510, the two lifting plates 503 are driven to reciprocate up and down, the thickness of the multi-layer wrapping film can be adjusted according to the actual production requirement, thereby improving the applicability of the multi-layer co-extrusion film unit; by arranging the stirring mechanism 6, the different raw materials are classified and stirred, the raw materials are stirred more uniformly under the driving of the motor 2 603, and under the action of the auxiliary block 608, the bottom raw materials can be driven to the upper side, the raw materials are mixed more fully, and there is no dead angle in the stirring process, which can ensure the production quality of the wrapping film, thereby ensuring the stability of the multi-layer co-extrusion film unit in the production process of the wrapping film; by arranging the heating and cooling mechanism 7, the inside of the tank body 601 is heated, the raw materials can be quickly melted under the action of the heating and cooling mechanism 7, the surface temperature of the raw materials can be quickly lost, the cooling effect is good, the production efficiency of the multi-layer co-extrusion film unit in the production process of the wrapping film is improved, the heating and cooling effects are realized through the heating and cooling mechanism 7, thereby reducing the energy consumption of the multi-layer co-extrusion film unit in the use process and saving the use cost; by arranging the material collecting mechanism 8, the winding of the multi-layer wrapping film is realized, the material collecting cylinder 805 can be driven to rotate under the action of the motor 3 808, the automatic winding of the multi-layer wrapping film is realized, then the moving block 803 is driven to move under the driving of the hydraulic telescopic rod 811, the winding completed material collecting cylinder 805 can be automatically disassembled and collected through the inclined surface of the mounting seat 802, thereby conveniently collecting the winding completed wrapping film for the staff and improving the work efficiency of the staff.

[0052] In the present application, unless otherwise explicitly specified and limited, the terms "mounting", "arrangement", "connection", "fixing", "screw connection" and the like should be understood in a broad sense, for example, can be fixed connection, can also be detachable connection, or integrated; can be mechanical connection, can also be electrical connection; can be directly connected, can also be indirectly connected through an intermediate medium, can be the internal communication of two elements or the interaction relationship between two elements, unless otherwise explicitly limited, the above-mentioned terms in the present application can be understood according to the specific meaning of the above-mentioned terms in the present application by the person skilled in the art.

[0053] The above merely provides the preferred embodiment of the present application, and is not used to limit the present application. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present application shall be included in the protection scope of the present application.

Claims

1. A multi-layer co-extrusion film unit capable of classifying and extruding different raw materials, comprising a working box (1), characterized in that: The bottom of the work box (1) is provided with several support legs (2), and an opening (3) is provided on one side wall of the work box (1). An inclined plate (4) is provided inside the work box (1), and one end of the inclined plate (4) extends to one side of the opening (3). A pressing mechanism (5) is provided through the side wall of the work box (1). The top end of the working box (1) is provided with several stirring mechanisms (6), the other end of the top end of the working box (1) is provided with a heating and cooling mechanism (7), one end of the working box (1) is provided with a material receiving mechanism (8), and one end of one side wall of the working box (1) is provided with a control panel (9). The receiving mechanism (8) includes a mounting base (802), a moving block (803), a U-shaped frame (804), a receiving cylinder (805), and an automatic pushing component; the moving block (803) is slidably engaged with one end of the mounting base (802), the U-shaped frame (804) is fixed to one end of the moving block (803), and the U-shaped frame (804) is used to support the receiving cylinder (805). The automatic feeding assembly includes a guide groove (812) which is located inside the mounting base (802). The moving block (803) is moved at one end by a drive mechanism, so that the other end of the moving block (803) moves downward through the guide groove (812), ensuring that the receiving cylinder (805) disengages from the U-shaped frame (804) after the moving block (803) moves to the bottom of the guide groove (812). The receiving mechanism (8) also includes a mounting leg (801), which is located at the bottom of the mounting base (802). There are two sets of mounting bases (802), and the receiving cylinder (805) is located between the mounting bases (802). One end of the receiving cylinder (805) is provided with a driven gear (806). One of the mounting bases (802) has a bracket (807) on the top of its side wall. One end of the bracket (807) is equipped with a motor (808). The output shaft of the motor (808) is fitted with a drive gear (809) that meshes with the driven gear (806). A mounting plate (810) is provided at one end of one side of the mounting base (802); The automatic feeding assembly also includes a hydraulic telescopic rod (811), one end of which is fixed to the side wall of the mounting plate (810). The top end of the mounting base (802) away from the hydraulic telescopic rod (811) is set as an inclined surface. The top and bottom ends of one side wall of the moving block (803) are provided with sliders (813) that cooperate with the guide groove (812). The bottom end of the moving block (803) is provided with a groove (814). The interior of the groove (814) is provided with a connecting shaft (815) that passes through the piston rod in the hydraulic telescopic rod (811).

2. The multi-layer co-extrusion film unit capable of classifying and extruding different raw materials according to claim 1, characterized in that, The extrusion mechanism (5) includes a support plate (501) that penetrates the side wall of the work box (1). The support plate (501) has support columns (502) at the top four corners. The support columns (502) have a hollow structure inside. The top of the support columns (502) has a lifting plate (503). A roller (504) is provided between the two lifting plates (503) located on the same side of the support plate (501), and the roller is located above the inclined plate (4). A pulley (505) is sleeved on one end of the two rollers (504), and the two pulleys (505) are connected by a belt (506). One end of one of the rollers (504) is provided with a motor (507), and the output shaft of the motor (507) is fixedly connected to one end of the roller (504). A connecting plate (508) is provided on one side of the motor (507) and connected to the side wall of one of the lifting plates (503). The height of the roller (504) on the side away from the motor (507) is lower than the height of the roller (504) on the side closer to the motor (507).

3. A multi-layer co-extrusion film unit capable of classifying and extruding different raw materials according to claim 2, characterized in that, A sleeve (509) is provided through the bottom of one side of the support column (502). A hydraulic cylinder (510) is provided between the two sleeves (509) located at the same end of the support plate (501), and a piston rod (511) is provided at both ends of the hydraulic cylinder (510). The bottom end of the support column (502) and one end of the piston rod (511) are both provided with piston plates (512), and the interior of the support column (502) and the interior of the sleeve (509) are both filled with hydraulic oil.

4. A multi-layer co-extrusion film unit capable of classifying and extruding different raw materials according to claim 1, characterized in that, The stirring mechanism (6) includes a tank (601) disposed at the top of the working box (1), a cover plate (602) disposed at the top of the tank (601), a motor (603) disposed at the middle of the top of the cover plate (602), and a feed pipe (604) disposed on the outer side of the top of the cover plate (602). The output shaft of the second motor (603) passes through the bottom end of the cover plate (602) and is provided with a stirring shaft (605). The circumferential sidewall of the stirring shaft (605) is provided with a plurality of stirring rods (606). The bottom end of the circumferential sidewall of the stirring shaft (605) is provided with a plurality of stirring rods (607), and the plurality of stirring rods (607) are arranged in a cross shape. One end of the stirring rods (607) is provided with an auxiliary block (608), and the cross-section of the auxiliary block (608) is set as a trapezoidal structure.

5. A multi-layer co-extrusion film unit capable of classifying and extruding different raw materials according to claim 4, characterized in that, A discharge pipe (609) is provided through the bottom end of the tank (601), and a solenoid valve (610) is provided on the circumferential side wall of the discharge pipe (609). The tank (601) has a chamber (611) inside its circumferential sidewall, an air inlet (612) at the bottom of its circumferential sidewall, and an air outlet at the top of its circumferential sidewall opposite to the air inlet (612).

6. A multi-layer co-extrusion film unit capable of classifying and extruding different raw materials according to claim 5, characterized in that, The heating and cooling mechanism (7) includes an air compressor (701) installed at the top of the working box (1). The top of the air compressor (701) is provided with a connecting pipe (702), and the top of the connecting pipe (702) is provided with a vortex tube (703). One end of the vortex tube (703) is provided with a cold air pipe (704), and the other end of the vortex tube (703) is provided with a hot air pipe (705).

7. A multi-layer co-extrusion film unit capable of classifying and extruding different raw materials according to claim 6, characterized in that, One end of the cooling pipe (704) passes through the top of the working box (1) and is provided with an air outlet plate (706). The circumferential sidewall of the hot air pipe (705) is provided with a plurality of air outlet pipes (707) that cooperate with the air inlet (612).

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