Temperature-adjustable hot pressing device for plastic packaging box processing

Abstract

The utility model discloses a temperature-adjustable hot-pressing device for processing a plastic packaging box, which comprises a top plate, a bottom plate and a box body, the top end of the box body is provided with the bottom plate, both sides of the top end of the bottom plate are provided with limiting structures, and both sides of a fixed block are provided with dismounting structures. The limiting plate is arranged at the top end of the bottom plate, the limiting plate and the bottom plate are connected through the threaded rod and the connecting rod, and the threaded rod is in threaded connection with the mounting plates on the two sides of the limiting plate, so that the mounting plates can be driven to ascend and descend by screwing the threaded rod, and the limiting plate can be driven to ascend and descend by ascending and descending of the mounting plates; the plastic to be processed can be pressed between the limiting plate and the bottom plate through the lifting of the limiting plate and the cooperation of the limiting plate and the bottom plate, the plastic is limited, the plastic is prevented from deviating during processing, the limiting plate is prevented from deviating during moving, and therefore the purpose that the hot pressing device for plastic packaging box processing can conveniently limit the plastic plate to be processed is achieved.

Description

Technical Field

[0001] The utility model relates to the technical field of packaging box processing, in particular to a temperature-adjustable hot pressing device for processing plastic packaging boxes. Background Art

[0002] Plastic is a high molecular compound made from monomers through addition polymerization or condensation polymerization. Its deformation resistance is medium, between that of fiber and rubber. It is composed of synthetic resin and fillers, plasticizers, stabilizers, lubricants, colorants and other additives. Plastic packaging boxes are packaging boxes made of plastic. When processing plastic packaging boxes, they need to be hot-pressed. Therefore, a temperature-adjustable hot-pressing device for plastic packaging box processing is required.

[0003] To this end, the patent specification with publication number CN213443373U discloses a hot pressing device for blister packaging processing, comprising a base, a set of guide rods fixedly connected to the base, a lower base plate slidably connected to the guide rods, an upper base plate fixedly connected to the top of the guide rods, a cylinder fixedly connected to the upper base plate, the end of the telescopic rod of the cylinder fixedly connected to the lower base plate, an electric heating plate fixedly connected to the lower end surface of the lower base plate, and a blister mold fixedly connected to the upper end surface of the base, wherein the blister mold is provided with a blister groove. The utility model is a hot pressing device for blister packaging processing with a simple structure, high reliability, and good ejection effect.

[0004] The above-mentioned prior art has the following defects: the hot pressing device for processing plastic packaging boxes in the above-mentioned technology is difficult to limit the plastic plate to be processed. When the plastic is hot-pressed, it needs to be limited to prevent it from being offset during processing. Utility Model Content

[0005] (1) Technical issues to be resolved

[0006] The utility model aims to provide a temperature-adjustable hot pressing device for processing plastic packaging boxes, so as to solve the defect that the existing hot pressing device for processing plastic packaging boxes is difficult to limit the plastic plate to be processed. (2) Content of the utility model

[0008] In order to solve the above technical problems, the utility model provides the following technical solutions: a temperature-adjustable hot pressing device for processing plastic packaging boxes, comprising a top plate, a bottom plate and a box body, characterized in that: the top end of the box body is equipped with a bottom plate;

[0009] The top of the base plate is fixed with a limit plate, and the limit plate is installed on the inner side of the fixing plate. The bottom end of the limit plate is installed with an anti-slip pad, and a threaded rod is installed at the middle position of the fixing plate. The outer side wall of the threaded rod is evenly provided with external threads, and the inner side wall of the fixing plate is evenly provided with internal threads that cooperate with the external threads. The threaded rod is threadedly connected to the mounting plate. Brackets are installed on both sides of the top of the base plate, and a top plate is installed on the top of the bracket.

[0010] A shell is installed on the top of the top plate, and a hydraulic cylinder is installed inside the shell, a fixed block is installed on the bottom end of the hydraulic cylinder, a card slot is provided at the bottom end of the fixed block, a card slot is provided at the top end of the hot pressing plate, the fixed block and the hot pressing plate form a clamping structure, guide structures are installed on both sides of the top of the fixed block, heating wires are inlaid at both ends of the fixed block, a hot pressing plate is installed at the bottom end of the fixed block, and disassembly structures are installed on both sides of the fixed block.

[0011] Preferably, the disassembly and assembly structure includes a baffle, a rotating shaft, a torsion spring and a buckle. The baffle is installed on both sides of the fixed block. The rotating shaft is installed on the inner side of the baffle, and the buckle is installed at the bottom end of the rotating shaft. The torsion spring is installed on the outer side of the rotating shaft.

[0012] Preferably, the guide structure includes a first telescopic rod, a second telescopic rod and a positioning block, the positioning block is installed at the bottom end of the top plate, the bottom end of the positioning block is installed with the second telescopic rod, and the bottom end of the second telescopic rod is movably connected to the first telescopic rod.

[0013] Preferably, both sides of the top end of the first telescopic rod are provided with sliding grooves, the interior of the second telescopic rod is provided with a sliding groove, and the first telescopic rod and the second telescopic rod form a sliding structure.

[0014] (3) Beneficial effects

[0015] The temperature-adjustable hot pressing device for processing plastic packaging boxes provided by the utility model has the advantages that: a limit plate is provided at the top of the bottom plate, the limit plate and the bottom plate are connected by a threaded rod and a connecting rod, and the threaded rod and the mounting plates on both sides of the limit plate form a threaded connection, so that turning the threaded rod can drive the mounting plate to rise and fall, and the lifting of the mounting plate can drive the limit plate to rise and fall, and the lifting and lowering of the limit plate and the bottom plate can cooperate to press the plastic to be processed between the limit plate and the bottom plate, limit the plastic, prevent the plastic from being offset during processing, and prevent the limit plate from being offset when moving, thereby achieving the purpose of facilitating the hot pressing device for processing plastic packaging boxes to limit the plastic plates to be processed.

[0016] By installing the positioning block at the bottom end of the top plate, the second telescopic rod at the bottom end of the positioning block and the first telescopic rod form a sliding structure, the outer diameter of the first telescopic rod is smaller than the inner diameter of the second telescopic rod, the first telescopic rod can slide inside the second telescopic rod, and the first telescopic rod and the second telescopic rod can cooperate to guide the lifted fixed block to prevent the fixed block from deviating when it is lifted or lowered, thereby achieving the purpose of facilitating the guidance of the fixed block in the hot pressing device for processing plastic packaging boxes.

[0017] The hot pressing plate is movably connected to the bottom end of the fixed block, and the hot pressing plate and the fixed block form a snap-fit ​​structure, so that the hot pressing plate can be snapped into the inside of the fixed block, and then the rotating shaft inside the baffle can be rotated, and the elasticity of the torsion spring can drive the rotating shaft to rotate. The rotation of the rotating shaft can drive the buckle to rotate, and the buckle can be snapped into the inside of the hot pressing plate and the fixed block. The buckle can fix the hot pressing plate and the fixed plate. When the hot pressing plate needs to be replaced, the hot pressing plate can be removed and replaced by pulling out the buckle, so as to achieve the purpose of facilitating the replacement of the hot pressing plate in the hot pressing device for processing plastic packaging boxes. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] 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 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.

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

[0020] Figure 2 It is a side cross-sectional structural schematic diagram of the utility model;

[0021] Figure 3 For the utility model Figure 1 A schematic diagram of the enlarged structure of the local section at point A in the middle;

[0022] Figure 4 This is a three-dimensional structural diagram of the limiting structure of the utility model;

[0023] Figure 5 It is a schematic diagram of a partial cross-sectional structure of the disassembly and assembly structure of the utility model from a side view.

[0024] Explanation of the reference numerals in the figure: 1. Top plate; 2. Bracket; 3. Limiting structure; 301. Limiting plate; 302. Mounting plate; 303. Anti-slip pad; 304. Connecting rod; 305. Threaded rod; 4. Bottom plate; 5. Box body; 6. Hot pressing plate; 7. Assembly and disassembly structure; 701. Baffle; 702. Rotating shaft; 703. Torsion spring; 704. Buckle; 8. Fixing block; 9. Heating wire; 10. Guide structure; 1001. First telescopic rod; 1002. Second telescopic rod; 1003. Positioning block; 11. Hydraulic cylinder; 12. Housing. DETAILED DESCRIPTION

[0025] To make the purpose, technical solutions, and advantages of the embodiments of the present invention more clear, the technical solutions in the embodiments of the present invention will be clearly and completely described below in conjunction with the drawings 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 creative work are within the scope of protection of the present invention.

[0026] In the description of this utility model, it should be noted that, unless otherwise expressly specified or limited, the terms "mounted," "connected," and "connected" should be understood in a broad sense. For example, they can refer to fixed connections, detachable connections, or integral connections; mechanical connections, electrical connections; direct connections, indirect connections through an intermediate medium, and internal communication between two components. Those skilled in the art will understand the specific meanings of the above terms in this utility model based on the specific circumstances.

[0027] See also Figure 1-5 The utility model provides an embodiment: a temperature-adjustable hot pressing device for processing plastic packaging boxes, comprising a top plate 1, a bottom plate 4 and a box body 5, wherein the bottom plate 4 is installed on the top of the box body 5.

[0028] A limiting structure 3 is installed on both sides of the top of the base plate 4. The limiting structure 3 includes a limiting plate 301, a mounting plate 302, an anti-slip pad 303, a connecting rod 304 and a threaded rod 305. The connecting rod 304 is installed at the top of the base plate 4. The top of the connecting rod 304 is movably connected to the mounting plate 302, and the inner side of the mounting plate 302 is installed with a limiting plate 301, the bottom end of the limiting plate 301 is installed with an anti-slip pad 303, and a threaded rod 305 is installed at the middle position of the mounting plate 302. External threads are evenly provided on the outer side wall of the threaded rod 305, and internal threads that cooperate with the external threads are evenly provided on the inner side wall of the mounting plate 302. The threaded rod 305 is threadedly connected to the mounting plate 302.

[0029] When the handle 302 is in the closed position, the stopper 301 is in the closed position, and the stopper 301 is in the closed position, so the stopper 301 is pressed downwards and the stopper 301 is pressed downwards. When the handle 302 is pressed downwards, the stopper 301 is pressed downwards and the stopper 301 is pressed downwards. When the handle 302 is pressed downwards, the stopper 301 is pressed downwards and the stopper 301 is pressed downwards. When the handle 302 is pressed downwards, the stopper 301 is pressed downwards and the stopper 301 is pressed downwards. When the handle 302 is pressed downwards, the stopper 301 is pressed downwards and the stopper 301 is pressed downwards.

[0030] Brackets 2 are installed on both sides of the top of the bottom plate 4. The brackets 2 are symmetrically distributed about the central axis of the bottom plate 4. The top of the brackets 2 is installed with a top plate 1.

[0031] A shell 12 is installed at the top of the top plate 1, and a hydraulic cylinder 11 is installed inside the shell 12. A fixed block 8 is installed at the bottom end of the hydraulic cylinder 11. A card slot is provided at the bottom end of the fixed block 8. A card slot is provided at the top end of the hot pressing plate 6. The fixed block 8 and the hot pressing plate 6 form a snap-fit ​​structure.

[0032] Guide structures 10 are installed on both sides of the top of the fixed block 8, and the guide structure 10 includes a first telescopic rod 1001, a second telescopic rod 1002 and a positioning block 1003. The positioning block 1003 is installed at the bottom end of the top plate 1, and the second telescopic rod 1002 is installed at the bottom end of the positioning block 1003. The inner diameter of the second telescopic rod 1002 is larger than the outer diameter of the first telescopic rod 1001, and the bottom end of the second telescopic rod 1002 is movably connected to the first telescopic rod 1001. Slide grooves are provided on both sides of the top of the first telescopic rod 1001, and a slide groove is provided inside the second telescopic rod 1002. The first telescopic rod 1001 and the second telescopic rod 1002 constitute a sliding structure.

[0033] In the second specific embodiment, first, the hydraulic cylinder 11 inside the shell 12 can drive the fixed block 8 to rise and fall, and the lifting of the fixed block 8 can drive the hot pressing plate 6 to rise and fall. The heating wire 9 can heat the hot pressing plate 6, and the lifting of the hot pressing plate 6 can perform hot pressing on the plastic on the bottom plate 4. The second telescopic rod 1002 at the bottom end of the positioning block 1003 and the first telescopic rod 1001 constitute a sliding structure. The outer diameter of the first telescopic rod 1001 is smaller than the inner diameter of the second telescopic rod 1002. The first telescopic rod 1001 can slide inside the second telescopic rod 1002. The first telescopic rod 1001 and the second telescopic rod 1002 can cooperate to guide the lifted fixed block 8 to prevent the fixed block 8 from offsetting when it is lifted and lowered.

[0034] Both ends of the fixed block 8 are inlaid with heating wires 9, and the shape of the heating wires 9 is serpentine. The bottom end of the fixed block 8 is installed with a hot pressing plate 6, and both sides of the fixed block 8 are installed with disassembly and assembly structures 7. The disassembly and assembly structure 7 includes a baffle 701, a rotating shaft 702, a torsion spring 703 and a buckle 704. The baffle 701 is installed on both sides of the fixed block 8, and the rotating shaft 702 is installed on the inner side of the baffle 701, and the bottom end of the rotating shaft 702 is installed with a buckle 704, and the outer side of the rotating shaft 702 is installed with a torsion spring 703.

[0035] Specific embodiment three, first, the hot pressing plate 6 and the fixed block 8 form a locking structure, the locking structure is easy to disassemble, the hot pressing plate 6 can be locked into the fixed block 8, and then the rotating shaft 702 inside the baffle 701 can be rotated, the torsion spring 703 is elastic, and the elasticity of the torsion spring 703 can drive the rotating shaft 702 to rotate, and the rotation of the rotating shaft 702 can drive the buckle 704 to rotate, and the buckle 704 can be rotated to be locked into the hot pressing plate 6 and the fixed block 8, and the buckle 704 can fix the hot pressing plate 6 and the fixed plate. When the hot pressing plate 6 needs to be replaced, the hot pressing plate 6 can be removed and replaced by pulling open the buckle 704.

[0036] In the description of this utility model, it should be noted that, unless otherwise expressly specified or limited, the terms "mounted," "connected," and "connected" should be understood in a broad sense. For example, they can refer to fixed connections, detachable connections, or integral connections; mechanical connections, electrical connections; direct connections, indirect connections through an intermediate medium, and internal communication between two components. Those skilled in the art will understand the specific meanings of the above terms in this utility model based on the specific circumstances.

[0037] The device embodiments described above are merely illustrative. The units described as separate components may or may not be physically separate, and the components shown as units may or may not be physical units, i.e., they may be located in one location or distributed across multiple network units. Some or all of the modules may be selected based on actual needs to achieve the objectives of the present embodiment. Persons of ordinary skill in the art will be able to understand and implement the present invention without inventive effort.

[0038] Finally, it should be noted that the above embodiments are only used to illustrate the technical solutions of the present invention, rather than to limit it. Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art should understand that they can still modify the technical solutions described in the aforementioned embodiments, or make equivalent replacements for some of the technical features therein. However, these modifications or replacements do not deviate the essence of the corresponding technical solutions from the spirit and scope of the technical solutions of the various embodiments of the present invention.

Claims

1. A temperature-adjustable hot pressing device for processing a plastic packaging box, comprising a top plate (1), a bottom plate (4) and a box body (5), characterized in that: A bottom plate (4) is installed on the top of the box body (5); Limiting structures (3) are installed on both sides of the top of the bottom plate (4), and the limiting structures (3) include a limiting plate (301), a mounting plate (302), an anti-slip pad (303), a connecting rod (304) and a threaded rod (305). The connecting rod (304) is installed on the top of the bottom plate (4), and the top of the connecting rod (304) is movably connected to the mounting plate (302), and the limiting plate (301) is installed on the inner side of the mounting plate (302). An anti-slip pad (303) is installed at the bottom end, a threaded rod (305) is installed at the middle position of the mounting plate (302), external threads are evenly arranged on the outer wall of the threaded rod (305), internal threads that cooperate with the external threads are evenly arranged on the inner wall of the mounting plate (302), the threaded rod (305) and the mounting plate (302) are threadedly connected, brackets (2) are installed on both sides of the top of the bottom plate (4), and a top plate (1) is installed on the top of the bracket (2); A shell (12) is installed at the top of the top plate (1), and a hydraulic cylinder (11) is installed inside the shell (12); a fixed block (8) is installed at the bottom of the hydraulic cylinder (11); a hot pressing plate (6) is installed at the bottom of the fixed block (8); a card slot is provided at the bottom of the fixed block (8); a card slot is provided at the top of the hot pressing plate (6); the fixed block (8) and the hot pressing plate (6) form a snap-fit ​​structure; guide structures (10) are installed on both sides of the top of the fixed block (8); heating wires (9) are embedded at both ends of the fixed block (8); and disassembly structures (7) are installed on both sides of the fixed block (8).

2. A temperature-adjustable hot pressing device for processing plastic packaging boxes according to claim 1, characterized in that: The disassembly and assembly structure (7) comprises a baffle (701), a rotating shaft (702), a torsion spring (703) and a buckle (704); the baffle (701) is mounted on both sides of the fixed block (8); the rotating shaft (702) is mounted on the inner side of the baffle (701); the buckle (704) is mounted on the bottom end of the rotating shaft (702); and the torsion spring (703) is mounted on the outer side of the rotating shaft (702).

3. A temperature-adjustable hot pressing device for processing plastic packaging boxes according to claim 1, characterized in that: The guide structure (10) comprises a first telescopic rod (1001), a second telescopic rod (1002) and a positioning block (1003); the positioning block (1003) is mounted on the bottom end of the top plate (1); the second telescopic rod (1002) is mounted on the bottom end of the positioning block (1003); the bottom end of the second telescopic rod (1002) is movably connected to the first telescopic rod (1001).

4. A temperature-adjustable hot pressing device for processing plastic packaging boxes according to claim 3, characterized in that: Slide grooves are arranged on both sides of the top end of the first telescopic rod (1001), and a slide groove is arranged inside the second telescopic rod (1002); the first telescopic rod (1001) and the second telescopic rod (1002) form a sliding structure.

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