Packaging film extruder convenient to adjust

Abstract

The utility model relates to the technical field of extruders and discloses a packaging film extruder convenient to adjust, which comprises an extrusion bin, supporting legs are fixedly connected to the bottom of the extrusion bin, a motor box is fixedly connected to the right side of the extrusion bin, a discharging box is fixedly connected to the top of the extrusion bin, and a supporting frame is fixedly connected to the left side of the extrusion bin. A driving roller is arranged in the supporting frame, an adjusting limiting mechanism is arranged at the top of the supporting frame, an auxiliary discharging mechanism is arranged in the discharging box, in the using process, a worm rotates, a gear column rotates, a toothed plate is matched, a connecting frame moves, the discharging thickness of a packaging film is conveniently adjusted, a first motor works, a limiting rod is matched, and the discharging thickness of the packaging film is adjusted. And through work of a second motor, a cam is rotated to be matched with a sieve plate, a sliding block is made to move, reciprocating motion of the sieve plate is conveniently achieved, and raw materials entering the discharging box are filtered and discharged.

Description

Technical Field

[0001] The utility model relates to the technical field of extruders, in particular to a packaging film extruder which is easy to adjust. Background Art

[0002] Screw extruders are mainly used to extrude soft and hard polyvinyl chloride, polyethylene and other thermoplastic plastics. They can be used to process a variety of plastic products, such as blown film, extruded tubes, pressed plates, drawn ribbons, etc. They can also be used for melt granulation. In the process of packaging film processing and production, they are often required to be used in conjunction with packaging film extruders.

[0003] According to the description of a packaging film extruder with high production efficiency disclosed on the patent website (authorization announcement number: CN218701609U), "The utility model relates to the technical field of extruders, and discloses a packaging film extruder with high production efficiency, including a base, a first motor box is fixedly connected to the end face of the base close to the control panel, a first reduction box is fixedly connected to the side of the upper end face of the base close to the first motor box, a second reduction box is fixedly connected to the upper end face of the base close to the position of the first reduction box, a second motor box is fixedly connected to the upper end face of the second reduction box, a barrel is fixedly provided at the upper end of the base, a material barrel is fixedly provided on the side of the upper end face of the barrel close to the second motor box, and a second electric heating plate is fixedly provided inside the inner wall of the material barrel. In the utility model, the material is preheated by arranging an electric heating plate in the material barrel, so that the material can pass through the discharge pipe more easily, and the feeding screw is arranged in the discharge pipe to facilitate feeding and prevent material accumulation at the feeding port, and two screws are arranged to improve work efficiency."

[0004] In view of the above description, the applicant believes that there are the following problems:

[0005] During use, the utility model is configured to put the material to be processed into the material barrel, start the second electric heating plate for preheating, and the preheated material falls into the feeding pipe through the discharge pipe. The second motor drives the feeding screw to push the material into the barrel. In actual use, the device has no flow for the raw materials entering the extruder, and only relies on the gravity of the raw materials to discharge, which is easy to cause blockage. At the same time, the device cannot limit the thickness of the extruded raw materials according to the processing requirements, which affects the subsequent processing flow. Therefore, it is necessary to improve a packaging film extruder that is easy to adjust to solve the above problems. Utility Model Content

[0006] The utility model aims to provide a packaging film extruder which is easy to adjust, so as to solve the problems raised in the above-mentioned background technology.

[0007] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: an adjustable packaging film extruder, comprising an extrusion bin, a support leg is fixedly connected to the bottom of the extrusion bin, a motor box is fixedly connected to the right side of the extrusion bin, a material discharge box is fixedly connected to the top of the extrusion bin, a support frame is fixedly connected to the left side of the extrusion bin, a driving roller is arranged inside the support frame, an adjustment limit mechanism is arranged on the top of the support frame, and an auxiliary material discharge mechanism is arranged inside the material discharge box;

[0008] The adjustment and limiting mechanism comprises an adjustment component and a limiting component. The adjustment component is arranged on the top of the support frame, and the limiting component is arranged on the bottom of the extrusion bin.

[0009] Preferably, the adjusting assembly includes a connecting box, the connecting box is fixedly connected to the top of the supporting frame, a tooth plate is slidably connected to the inside of the connecting box, a connecting frame is fixedly connected to the right side of the tooth plate, a driven roller is rotatably connected to the inside of the connecting frame, a worm is rotatably connected to the inside of the connecting box, a gear column is rotatably connected to the inside of the connecting box, and a worm gear is fixedly connected to the outside of the gear column, so as to facilitate the adjustment of the discharge thickness of the packaging film, facilitate subsequent processes, and increase the use effect.

[0010] Preferably, the gear column is meshed with the connecting frame, the worm wheel is meshed with the worm, grooves are provided at corresponding positions of the support frame and the connecting frame, and the connecting frame is slidably connected inside the groove, so as to facilitate a more stable adjustment process.

[0011] Preferably, the limit assembly includes a support seat, the support seat is fixedly connected to the bottom of the extrusion bin, the bottom of the support seat is fixedly connected to a connecting platform, the front of the connecting platform is fixedly connected to a first motor, the output end of the first motor passes through the connecting platform and extends to the inside where a bidirectional threaded rod is fixedly connected, the inside of the connecting platform is fixedly connected to a limit rod, the outside of the limit rod is slidably connected to a movable block, and the inside of the movable block is rotatably connected to a limit roller, so as to limit the extruded packaging film, avoid deviation or wrinkles, and increase the yield rate.

[0012] Preferably, the movable block is threadedly connected to the bidirectional threaded rod, grooves are provided at corresponding positions of the connecting platform and the movable block, and the movable block is slidably connected inside the groove, so that the limiting process is more stable.

[0013] Preferably, the auxiliary feeding mechanism includes a second motor, which is fixedly connected to the front side of the feeding box, and the output end of the second motor extends through the feeding box to the inside and is fixedly connected to a connecting column, the outside of the connecting column is fixedly connected to a cam, the inside of the feeding box is fixedly connected to a holding box, the inside of the holding box is fixedly connected to a spring, the bottom of the spring is fixedly connected to a slider, and the bottom of the slider is fixedly connected to a screen plate, so as to realize the reciprocating motion of the screen plate, filter and discharge the raw materials entering the feeding box while avoiding blockage.

[0014] Preferably, the cam is in contact with the screen plate, grooves are provided at positions corresponding to the holding box and the slider, and the slider is slidably connected inside the groove, so as to make the unloading process more stable.

[0015] Compared with the prior art, the utility model provides a packaging film extruder that is easy to adjust, and has the following beneficial effects:

[0016] 1. The packaging film extruder which is easy to adjust has an adjustable limiting mechanism. During use, the worm is rotated to rotate the gear column, and the connecting frame is moved in cooperation with the tooth plate, so that the discharge thickness of the packaging film can be adjusted, and subsequent processes are convenient and the use effect is increased. The first motor is set to work and cooperate with the limiting rod to move the movable block, so that the extruded packaging film can be limited, deviation or wrinkles can be avoided, and the yield rate can be increased.

[0017] 2. The packaging film extruder which is easy to adjust has an auxiliary feeding mechanism. During use, the second motor is operated to rotate the cam, cooperate with the screen plate, and move the slider, so as to realize the reciprocating motion of the screen plate, filter and feed the raw materials entering the feeding box, and avoid blockage. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the following briefly introduces the drawings required for use in the description of the embodiments. Obviously, the drawings described below are only some embodiments of the present invention. For those skilled in the art, other drawings can be obtained based on these drawings without creative labor:

[0019] Figure 1 This is a schematic diagram of the front structure of the utility model;

[0020] Figure 2 This is a schematic diagram of the cross-sectional structure of the utility model;

[0021] Figure 3 This is a schematic diagram of the structure of the adjustment component of the utility model;

[0022] Figure 4This is a schematic diagram of the internal structure of the adjustment component of the utility model;

[0023] Figure 5 This is a schematic diagram of the structure of the limit assembly of the utility model;

[0024] Figure 6 This is a schematic diagram of the internal structure of the limit assembly of the utility model;

[0025] Figure 7 This is a schematic diagram of the auxiliary feeding mechanism structure of the utility model;

[0026] Figure 8 It is a schematic diagram of the internal structure of the auxiliary feeding mechanism of the utility model.

[0027] In the figure: 1. extrusion bin; 2. support leg; 3. motor box; 4. unloading box; 5. support frame; 6. active roller; 7. adjustment limit mechanism; 71. adjustment component; 711. connecting box; 712. tooth plate; 713. connecting frame; 714. driven roller; 715. worm; 716. gear column; 717. worm wheel; 72. limit assembly; 721. support seat; 722. connecting table; 723. first motor; 724. movable block; 725. bidirectional threaded rod; 726. limit rod; 727. limit roller; 8. auxiliary unloading mechanism; 81. second motor; 82. connecting column; 83. cam; 84. sieve plate; 85. holding box; 86. slider; 87. spring. DETAILED DESCRIPTION

[0028] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0029] In the present invention, unless otherwise clearly specified and limited, the terms "install", "connect", "connect", "fix" and the like should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection or an indirect connection through an intermediate medium, it can be the internal connection of two elements or the interaction relationship between two elements. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0030] Embodiment 1:

[0031] See also Figure 1-6The utility model provides a technical solution: a packaging film extruder that is easy to adjust, including an extrusion bin 1, a support leg 2 is fixedly connected to the bottom of the extrusion bin 1, a motor box 3 is fixedly connected to the right side of the extrusion bin 1, a feeding box 4 is fixedly connected to the top of the extrusion bin 1, a support frame 5 is fixedly connected to the left side of the extrusion bin 1, an active roller 6 is arranged inside the support frame 5, an adjustment limit mechanism 7 is arranged on the top of the support frame 5, and an auxiliary feeding mechanism 8 is arranged inside the feeding box 4;

[0032] The adjusting and limiting mechanism 7 comprises an adjusting component 71 and a limiting component 72 . The adjusting component 71 is arranged on the top of the supporting frame 5 , and the limiting component 72 is arranged on the bottom of the extrusion chamber 1 .

[0033] Furthermore, the adjustment component 71 includes a connecting box 711, which is fixedly connected to the top of the support frame 5. A tooth plate 712 is slidably connected inside the connecting box 711, a connecting frame 713 is fixedly connected to the right side of the tooth plate 712, a driven roller 714 is rotatably connected inside the connecting frame 713, a worm 715 is rotatably connected inside the connecting box 711, a gear column 716 is rotatably connected inside the connecting box 711, and a worm gear 717 is fixedly connected to the outside of the gear column 716, so as to facilitate the adjustment of the discharge thickness of the packaging film, facilitate subsequent processes, and increase the use effect.

[0034] Furthermore, the gear column 716 is meshed with the connecting frame 713, the worm wheel 717 is meshed with the worm 715, grooves are provided at corresponding positions of the support frame 5 and the connecting frame 713, and the connecting frame 713 is slidably connected inside the groove, so as to make the adjustment process more stable.

[0035] Furthermore, the limiting assembly 72 includes a support seat 721, which is fixedly connected to the bottom of the extrusion bin 1, a connecting platform 722 is fixedly connected to the bottom of the support seat 721, a first motor 723 is fixedly connected to the front of the connecting platform 722, an output end of the first motor 723 passes through the connecting platform 722 and extends to the inside where a bidirectional threaded rod 725 is fixedly connected, a limiting rod 726 is fixedly connected to the inside of the connecting platform 722, a movable block 724 is slidably connected to the outside of the limiting rod 726, and a limiting roller 727 is rotatably connected to the inside of the movable block 724, so as to limit the extruded packaging film, avoid deviation or wrinkles, and increase the yield rate.

[0036] Furthermore, the movable block 724 is threadedly connected to the bidirectional threaded rod 725, grooves are provided at corresponding positions of the connecting platform 722 and the movable block 724, and the movable block 724 is slidably connected inside the groove, so that the limiting process is more stable.

[0037] Embodiment 2:

[0038] See also Figure 7-8, and combined with Example 1, it is further obtained that the auxiliary unloading mechanism 8 includes a second motor 81, the second motor 81 is fixedly connected to the front side of the unloading box 4, the output end of the second motor 81 passes through the unloading box 4 and extends to the inside to be fixedly connected with a connecting column 82, the outside of the connecting column 82 is fixedly connected with a cam 83, the inside of the unloading box 4 is fixedly connected with a holding box 85, the inside of the holding box 85 is fixedly connected with a spring 87, the bottom of the spring 87 is fixedly connected with a slider 86, and the bottom of the slider 86 is fixedly connected with a sieve plate 84, so as to realize the reciprocating motion of the sieve plate 84, filter and discharge the raw materials entering the unloading box 4 while avoiding blockage.

[0039] Furthermore, the cam 83 is in contact with the screen plate 84, grooves are provided at positions corresponding to the holding box 85 and the slider 86, and the slider 86 is slidably connected inside the groove, so that the unloading process is more stable.

[0040] In actual operation, when this device is used, the raw material is first introduced into the extrusion bin 1 through the set feed box 4, and the second motor 81 is set to work, and the connecting column 82 is cooperated to make the cam 83 rotate, and the screen plate 84 is cooperated to make the slider 86 move, and the spring 87 is cooperated to facilitate the reciprocating motion of the screen plate 84, so as to filter and discharge the raw material entering the feed box 4 while avoiding blockage. Adjustment is made according to the processing batch requirements, and the worm 715 is set to rotate, and the worm wheel 717 is cooperated to make the gear column 716 rotate, and the tooth plate 712 is cooperated to make the connecting frame 713 move, and the driven roller 714 is cooperated to facilitate the adjustment of the discharge thickness of the packaging film, so as to facilitate the subsequent process and increase the use effect, and the first motor 723 is set to work, so that the bidirectional threaded rod 725 is rotated, and the limit rod 726 is cooperated to make the movable block 724 move, and the limit roller 727 is cooperated to facilitate the extruded packaging film to limit the occurrence of deviation or wrinkles, thereby increasing the yield rate.

[0041] It should be noted that, in this article, relational terms such as first and second, etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include", "comprise" or any other variants thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device. In the absence of further restrictions, the elements defined by the statement "comprise a ..." do not exclude the presence of other identical elements in the process, method, article or device including the elements.

Claims

1. A packaging film extruder that is easily adjustable, comprising an extrusion chamber (1), characterized in that: The bottom of the extrusion bin (1) is fixedly connected to a support leg (2), the right side of the extrusion bin (1) is fixedly connected to a motor box (3), the top of the extrusion bin (1) is fixedly connected to a material discharge box (4), the left side of the extrusion bin (1) is fixedly connected to a support frame (5), a driving roller (6) is arranged inside the support frame (5), an adjustment limit mechanism (7) is arranged on the top of the support frame (5), and an auxiliary material discharge mechanism (8) is arranged inside the material discharge box (4); The adjusting and limiting mechanism (7) comprises an adjusting component (71) and a limiting component (72); the adjusting component (71) is arranged on the top of the support frame (5), and the limiting component (72) is arranged on the bottom of the extrusion bin (1).

2. The packaging film extruder according to claim 1, characterized in that: The adjustment assembly (71) comprises a connection box (711), wherein the connection box (711) is fixedly connected to the top of the support frame (5), a tooth plate (712) is slidably connected inside the connection box (711), a connection frame (713) is fixedly connected to the right side of the tooth plate (712), a driven roller (714) is rotatably connected inside the connection frame (713), a worm (715) is rotatably connected inside the connection box (711), a gear column (716) is rotatably connected inside the connection box (711), and a worm wheel (717) is fixedly connected to the outside of the gear column (716).

3. The packaging film extruder that is easy to adjust according to claim 2 is characterized in that: The gear column (716) meshes with the connecting frame (713), the worm wheel (717) meshes with the worm (715), grooves are provided at corresponding positions of the support frame (5) and the connecting frame (713), and the connecting frame (713) is slidably connected inside the groove.

4. The packaging film extruder that is easy to adjust according to claim 1 is characterized in that: The limiting assembly (72) comprises a support seat (721), wherein the support seat (721) is fixedly connected to the bottom of the extrusion bin (1), the bottom of the support seat (721) is fixedly connected to a connecting platform (722), the front of the connecting platform (722) is fixedly connected to a first motor (723), the output end of the first motor (723) passes through the connecting platform (722) and extends to the inside where a bidirectional threaded rod (725) is fixedly connected, the inside of the connecting platform (722) is fixedly connected to a limiting rod (726), the outside of the limiting rod (726) is slidably connected to a movable block (724), and the inside of the movable block (724) is rotatably connected to a limiting roller (727).

5. The packaging film extruder that is easy to adjust according to claim 4 is characterized in that: The movable block (724) is threadedly connected to the bidirectional threaded rod (725); grooves are provided at corresponding positions of the connecting platform (722) and the movable block (724), and the movable block (724) is slidably connected inside the groove.

6. The packaging film extruder that is easy to adjust according to claim 1 is characterized in that: The auxiliary unloading mechanism (8) comprises a second motor (81), the second motor (81) is fixedly connected to the front side of the unloading box (4), the output end of the second motor (81) passes through the unloading box (4) and extends to the inside where it is fixedly connected with a connecting column (82), the outside of the connecting column (82) is fixedly connected with a cam (83), the inside of the unloading box (4) is fixedly connected with a holding box (85), the inside of the holding box (85) is fixedly connected with a spring (87), the bottom of the spring (87) is fixedly connected with a slider (86), and the bottom of the slider (86) is fixedly connected with a screen plate (84).

7. The easily adjustable packaging film extruder according to claim 6, characterized in that: The cam (83) contacts the screen plate (84), and grooves are provided at positions corresponding to the pressing box (85) and the sliding block (86), and the sliding block (86) is slidably connected inside the groove.

Images