Hot melt glue box sealing machine

Abstract

The utility model belongs to packaging equipment technical field especially is a hot melt adhesive box sealing machine. The inside of box sealing machine frame is provided with left and right folder component no. 1 and left and right folder component no. 2 on the one side of left and right folder component no. 1, and one end of left and right folder component no. 1 and left and right folder component no. 2 respectively extends to both ends of box sealing machine frame, and the side away from left and right folder component no. 2 of left and right folder component no. 1 is provided with folding upper cover component. The utility model through the cooperation of left and right folder component no. 1, left and right folder component no. 2, folding upper cover component and side pressure gum component, realizes carton continuous feeding, accurate folding and efficient box sealing, significantly improves production efficiency and box sealing precision, and its structure has the operation convenience and long -term stability, can flexible adaptation food, medicine, daily chemical industry different specifications' packaging demand, reduces maintenance cost while guaranteeing production continuity, is the ideal choice of modernization packaging assembly line.

Description

Technical Field

[0001] This utility model relates to the field of packaging equipment technology, specifically a hot melt adhesive sealing machine. Background Technology

[0002] Automatic packaging machines are generally divided into two types: semi-automatic packaging machines and fully automatic packaging machines. Automatic packaging machines are mainly used for the automatic packaging of materials in the food, pharmaceutical, chemical and plant seed industries.

[0003] In the existing technology, traditional carton sealing machines have problems such as insufficient folding accuracy and poor adaptability, making it difficult to meet the needs of efficient continuous production. They also have poor compatibility with different sizes of cartons, which affects packaging quality and efficiency.

[0004] Therefore, we propose a hot melt adhesive sealing machine to solve the above problems. Utility Model Content

[0005] (a) Technical problems to be solved

[0006] To address the shortcomings of existing technologies, this utility model provides a hot melt adhesive sealing machine that solves the problems of insufficient folding accuracy and poor adaptability of traditional sealing machines mentioned in the background.

[0007] (II) Technical Solution

[0008] To achieve the above objectives, this utility model specifically adopts the following technical solution:

[0009] A hot melt adhesive carton sealing machine includes a carton sealing machine frame. The carton sealing machine frame is internally provided with a left and right folding assembly 1 and a left and right folding assembly 2 located on one side of the left and right folding assembly 1. One end of the left and right folding assembly 1 and the left and right folding assembly 2 extend to both ends of the carton sealing machine frame, respectively.

[0010] A top cover assembly is provided on the side of the left and right folding assembly one that is away from the left and right folding assembly two, and a front cover pressing assembly is movably provided on the top of the left and right folding assembly one through a guide rail assembly.

[0011] The left and right folding assembly one is provided with a push box transfer assembly for conveying the carton on it to the left and right folding assembly two;

[0012] Two sets of side-pressure adhesive components are symmetrically arranged on the top of the left and right folding components.

[0013] Furthermore, the left and right folding assembly includes a conveyor line and a profile frame disposed on the conveyor line. A material-blocking cylinder is disposed at the bottom of one end of the conveyor line, and a material-blocking plate is disposed at the output end of the material-blocking cylinder, with one end extending to one end of the conveyor line.

[0014] Furthermore, the folding cover assembly includes a lead screw, a stabilizer rod, and a drive plate. The lead screw and stabilizer rod are rotatably mounted on one side of the profile frame. Both ends of the drive plate are movably sleeved with the lead screw and stabilizer rod, respectively. A handwheel is provided at the top of the lead screw. Two guide rods are movably sleeved inside the drive plate. One end of the two guide rods is connected to a movable plate. A rubber-coated roller is rotatably mounted on one side of the movable plate. A folding cover cylinder with its output end connected to the movable plate is provided on one side of the drive plate.

[0015] Furthermore, the front cover pressing assembly includes a second drive plate, a front cover pre-folding cylinder is provided on the top of the second drive plate, a front cover fixing seat is provided at the output end of the front cover pre-folding cylinder, and a hollow guide shaft is also provided inside the second drive plate located on both sides of the front cover pre-folding cylinder. The bottom end of the hollow guide shaft is connected to the top of the front cover fixing seat, and sliders are provided at the bottom of both ends of the second drive plate.

[0016] Furthermore, the guide rail assembly includes a guide rail body and a lead screw. There are two guide rail bodies, which are symmetrically arranged on the top of the profile frame. The two guide rail bodies are slidably sleeved with the sliders at the bottom of both ends of the drive plate. The lead screw is rotatably mounted on the top of one side of the profile frame through a support plate. A nut seat is movably sleeved on the lead screw, and the bottom of the nut seat is fixedly connected to the top of one end of the drive plate. An embossing adjustment wheel is provided at one end of the lead screw.

[0017] Furthermore, the push box transfer assembly includes a linear module disposed inside the profile frame one, one end of the linear module extending into the interior of the left and right folding assembly two, the output end of the linear module being provided with a connecting plate, and the bottom of the connecting plate being provided with an adjustment plate.

[0018] Furthermore, the second left and right folding assembly includes a second conveyor line and a second profile frame disposed on the second conveyor line. Both the second conveyor line and the first conveyor line are provided with limit components at their tops.

[0019] Furthermore, the limiting component includes an adjustable guardrail one, an adjustable guardrail two, and a baffle arranged opposite to each other. The top of both ends of the second conveyor line and the first conveyor line are respectively provided with the adjustable guardrail one and the adjustable guardrail two, and the top of the second conveyor line and the first conveyor line is provided with a baffle.

[0020] Furthermore, the side pressure adhesive assembly includes a fixing plate fixedly mounted on the top of the profile frame two. A vertical pressure cylinder is provided on the top of the fixing plate, and a drive plate three is provided at the output end of the vertical pressure cylinder. A side pressure cylinder is provided at the bottom of the drive plate three, and a side leaf fixing seat is provided at the output end of the side pressure cylinder. A hollow guide shaft two is movably mounted inside the fixing plate, and the bottom end of the hollow guide shaft two is connected to the top of the drive plate three through a shaft fixing seat.

[0021] Furthermore, the second conveyor line includes a conveyor frame, a conveyor belt rotatably disposed inside the conveyor frame, and a conveyor motor for driving the conveyor belt to rotate. The conveyor motor is disposed at the bottom of the conveyor frame. The second conveyor line has the same structure as the first conveyor line. A glue machine is disposed on one side of the sealing machine frame, and an electrical box is disposed inside the sealing machine frame.

[0022] (III) Beneficial Effects

[0023] Compared with the prior art, this utility model provides a hot melt adhesive sealing machine, which has the following advantages:

[0024] This utility model achieves continuous carton feeding, precise folding, and efficient sealing through the coordinated operation of left and right folding components one, left and right folding components two, top cover folding component, and side sealing component. It significantly improves production efficiency and sealing accuracy. Its structure combines ease of operation with long-term stability and can be flexibly adapted to the packaging needs of different specifications in the food, pharmaceutical, and daily chemical industries. While ensuring production continuity, it reduces maintenance costs and is an ideal choice for modern packaging production lines. Attached Figure Description

[0025] Figure 1 This is a schematic diagram of the frame structure of the sealing machine of this utility model;

[0026] Figure 2 This is a schematic diagram of the left and right folding assembly of this utility model;

[0027] Figure 3 This is a schematic diagram of the second structure of the left and right folding component of this utility model;

[0028] Figure 4 This is a schematic diagram of the second structure of the conveyor line of this utility model;

[0029] Figure 5 This is a schematic diagram of the structure of the rubber-coated roller of this utility model;

[0030] Figure 6 This is a schematic diagram of the front cover pressure bonding assembly of this utility model;

[0031] Figure 7 This is a schematic diagram of the side-pressure adhesive assembly structure of this utility model;

[0032] Figure 8 This is a schematic diagram of the push-box transfer component of this utility model.

[0033] In the diagram: 1. Sealing machine frame; 2. Left and right folding assembly 1; 21. Conveyor line 1; 22. Profile frame 1; 23. Material blocking cylinder; 24. Material blocking plate; 3. Left and right folding assembly 2; 31. Conveyor line 2; 32. Profile frame 2; 33. Conveyor frame; 34. Conveyor belt; 35. Conveyor motor; 4. Top cover folding assembly; 41. Lead screw 1; 42. Stabilizer bar 1; 43. Drive plate 1; 44. Handwheel; 45. Guide rod; 46. Movable plate; 47. Glue-coating roller; 48. Top cover folding cylinder; 5. Guide rail assembly; 51. Guide rail body; 52. Lead screw 2; 53. Support plate; 54. Screw 55. Embossing Adjustment Wheel; 6. Front Cover Adhesive Assembly; 61. Drive Plate II; 62. Front Cover Pre-folding Cylinder; 63. Front Cover Fixing Seat; 64. Hollow Guide Shaft I; 65. Slider; 7. Push Box Transfer Assembly; 71. Linear Module; 72. Connecting Plate; 73. Adjusting Plate; 8. Side Adhesive Assembly; 81. Fixing Plate; 82. Vertical Pressure Cylinder; 83. Drive Plate III; 84. Side Pressure Cylinder; 85. Side Page Fixing Seat; 86. Hollow Guide Shaft II; 87. Shaft Fixing Seat; 9. Limiting Assembly; 91. Adjustable Guardrail I; 92. Adjustable Guardrail II; 93. Baffle; 10. Adhesive Machine; 11. Electrical Box. Detailed Implementation

[0034] The technical solutions of the present utility model will be clearly and completely described below with reference to the accompanying drawings of the embodiments. Obviously, the described embodiments are only some embodiments of the present utility model, and not all embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by those of ordinary skill in the art without creative effort are within the protection scope of the present utility model.

[0035] Example

[0036] like Figure 1-8 As shown, an embodiment of the present invention provides a hot melt adhesive sealing machine, including a sealing machine frame 1. The sealing machine frame 1 is provided with a left and right folding component 1 2 and a left and right folding component 2 3 located on one side of the left and right folding component 1 2. One end of the left and right folding component 1 2 and the left and right folding component 2 3 respectively extend to both ends of the sealing machine frame 1.

[0037] A top cover assembly 4 is provided on the side of the left and right folding assembly 2 away from the left and right folding assembly 3, and a front cover pressing assembly 6 is movably provided on the top of the left and right folding assembly 2 via a guide rail assembly 5.

[0038] The left and right folding assembly 2 is internally provided with a push box transfer assembly 7, which is used to transport the carton on it to the left and right folding assembly 3.

[0039] Two sets of side-pressure adhesive assemblies 8 are symmetrically arranged on the top of the left and right folding components 2 3.

[0040] like Figure 1-8 As shown, in some embodiments, the left and right folding assembly 2 includes a conveyor line 21 and a profile frame 22 disposed on the conveyor line 21. A baffle cylinder 23 is disposed at the bottom of one end of the conveyor line 21, and a baffle plate 24 extending to one end of the conveyor line 21 is disposed at the output end of the baffle cylinder 23.

[0041] The continuous feeding of cardboard boxes is achieved through conveyor line 21, the profile frame 22 provides stable support, and the material blocking cylinder 23, together with the material blocking plate 24, precisely controls the stopping position of the carton, ensuring the timing of the folding process. Its modular structure facilitates maintenance and provides a reliable positioning basis for subsequent folding and transfer processes.

[0042] like Figure 1-8 As shown, in some embodiments, the folding cover assembly 4 includes a lead screw 41, a stabilizing rod 42, and a drive plate 43. The lead screw 41 and the stabilizing rod 42 are rotatably mounted on one side of the profile frame 22. The two ends of the drive plate 43 are respectively movably sleeved with the lead screw 41 and the stabilizing rod 42. A handwheel 44 is provided at the top of the lead screw 41. Two guide rods 45 are movably sleeved inside the drive plate 43. One end of the two guide rods 45 is connected to a movable plate 46. A rubber-coated roller 47 is rotatably mounted on one side of the movable plate 46. A folding cover cylinder 48 with its output end connected to the movable plate 46 is provided on one side of the drive plate 43.

[0043] The drive mechanism consisting of lead screw 41 and stabilizer bar is height-adjustable via handwheel 44. The coating roller 47 flexibly presses the front cover under the push of the cover-folding cylinder 48 to prevent carton deformation. The linkage design of guide rod 45 and movable plate 46 ensures uniform pressure and improves the aesthetics of the sealed box.

[0044] like Figure 1-8 As shown, in some embodiments, the front cover pressing assembly 6 includes a second drive plate 61. A front cover pre-folding cylinder 62 is provided on the top of the second drive plate 61. A front cover fixing seat 63 is provided at the output end of the front cover pre-folding cylinder 62. Hollow guide shafts 64 located on both sides of the front cover pre-folding cylinder 62 are also provided inside the second drive plate 61. The bottom end of the hollow guide shafts 64 is connected to the top of the front cover fixing seat 63. Slider blocks 65 are provided at the bottom of both ends of the second drive plate 61.

[0045] The hollow guide shaft 64 and the front cover fixing seat 63 form a stable guiding mechanism. The front cover pre-folding cylinder 62 applies controllable pressure to make the front cover form a precise crease. The cooperation between the slider 65 and the guide rail assembly 5 enables rapid positioning, reduces the offset of the adhesive after spraying, and improves the bonding strength.

[0046] like Figure 1-8 As shown, in some embodiments, the guide rail assembly 5 includes a guide rail body 51 and a lead screw 52. There are two guide rail bodies 51, which are symmetrically arranged on the top of the profile frame 22. The two guide rail bodies 51 are slidably sleeved with the sliders 65 at the bottom of both ends of the drive plate 61. The lead screw 52 is rotatably mounted on the top of one side of the profile frame 22 through a support plate 53. A nut seat 54 is movably sleeved on the lead screw 52. The bottom of the nut seat 54 is fixedly connected to the top of one end of the drive plate 61. An embossing adjustment wheel 55 is provided at one end of the lead screw 52.

[0047] The dual guide rail body 51 and the lead screw 52 form a precision moving platform, and the embossing adjustment wheel 55 realizes fine adjustment. This design allows the front cover pressing assembly 6 to adapt to different sizes of cartons, while maintaining stable operation and reducing equipment wear.

[0048] like Figure 1-8 As shown, in some embodiments, the push box transfer assembly 7 includes a linear module 71 disposed inside the profile frame 22. One end of the linear module 71 extends into the interior of the left and right folding assembly 3. The output end of the linear module 71 is provided with a connecting plate 72. The bottom of the connecting plate 72 is provided with an adjusting plate 73. The interior of the adjusting plate 73 is provided with an oblong hole.

[0049] The linear module 71 drives the connecting plate 72 to complete the cross-workpiece load transfer, and the adjusting plate 73 is designed to compensate for the height difference of the conveyor line, ensuring that the carton transfer process is smooth and achieving seamless connection of production rhythm, thereby improving the overall production line efficiency.

[0050] like Figure 1-8 As shown, in some embodiments, the left and right folding assembly 2 3 includes a conveyor line 2 31 and a profile frame 2 32 disposed on the conveyor line 2 31. The top of both the conveyor line 2 31 and the conveyor line 1 21 is provided with a limit component 9.

[0051] like Figure 1-8 As shown, in some embodiments, the limiting component 9 includes an adjustable guardrail 1 91, an adjustable guardrail 2 92 and a baffle 93 arranged opposite to each other. The top ends of the two conveyor lines 2 31 and 21 are respectively provided with adjustable guardrail 1 91 and adjustable guardrail 2 92, and the top of the two conveyor lines 2 31 and 21 is provided with baffle 93.

[0052] Both adjustable guardrail 1 91 and adjustable guardrail 2 92 are equipped with an adjusting rod at one end. The adjusting rod is locked by the adjusting seat screw to fix the position of adjustable guardrail 1 91 and adjustable guardrail 2 92. Loosening the screw can adjust the position of adjustable guardrail 1 91 and adjustable guardrail 2 92. Conveyor line 2 31 and limit component 9 form a closed-loop conveying system. Adjustable guardrail 1 91 and adjustable guardrail 2 92 adjust the channel width. Baffle 93 prevents the carton from falling. This design ensures the accuracy of side page glue spraying and provides a standardized working surface for the side pressing process.

[0053] like Figure 1-8 As shown, in some embodiments, the side pressure adhesive assembly 8 includes a fixing plate 81 fixedly disposed on the top of the profile frame 32. A vertical pressure cylinder 82 is disposed on the top of the fixing plate 81. A drive plate 83 is disposed at the output end of the vertical pressure cylinder 82. A side pressure cylinder 84 is disposed at the bottom of the drive plate 83. A side leaf fixing seat 85 is disposed at the output end of the side pressure cylinder 84. A hollow guide shaft 86 is movably disposed inside the fixing plate 81. The bottom end of the hollow guide shaft 86 is connected to the top of the drive plate 83 through a shaft fixing seat 87.

[0054] The vertical pressure cylinder 82 and the side pressure cylinder 84 apply force in stages, and the hollow guide shaft 86 ensures verticality. The side page fixing seat 85 is pre-folded and then pressed to allow the adhesive to fully penetrate, making it especially suitable for pharmaceutical and daily chemical packaging with high load-bearing requirements.

[0055] like Figure 1-8 As shown, in some embodiments, the second conveyor line 31 includes a conveyor frame 33, a conveyor belt 34 rotatably disposed inside the conveyor frame 33, and a conveyor motor 35 for driving the conveyor belt 34 to rotate. The conveyor motor 35 is disposed at the bottom of the conveyor frame 33. The second conveyor line 31 has the same structure as the first conveyor line 21. A glue machine 10 is disposed on one side of the sealing machine frame 1. An electrical box 11 is also disposed inside the sealing machine frame 1. The electrical box 11 is used for electrical control of the equipment, and the glue machine 10 is used to control the delivery of glue liquid to the glue spraying process.

[0056] The conveyor belt 34, combined with the motor, enables flexible speed regulation and works in conjunction with the limit component 9 to achieve precise positioning. This design facilitates production line expansion, allowing for the addition or removal of workstations based on capacity requirements, thus reducing modification costs.

[0057] In summary, through the coordinated operation of left and right folding components 1 and 2, left and right folding components 2 and 3, top flap folding component 4, and side sealing component 8, continuous carton feeding, precise folding, and efficient sealing are achieved, significantly improving production efficiency and sealing accuracy. Its structure combines ease of operation with long-term stability, and can flexibly adapt to the packaging needs of different specifications in the food, pharmaceutical, and daily chemical industries. While ensuring production continuity, it reduces maintenance costs, making it an ideal choice for modern packaging production lines.

[0058] Finally, it should be noted that the above description is merely a preferred embodiment of this utility model and is not intended to limit the utility model. Although the utility model has been described in detail with reference to the foregoing embodiments, those skilled in the art can still modify the technical solutions described in the foregoing embodiments or make equivalent substitutions for some of the technical features. Any modifications, equivalent substitutions, improvements, etc., made within the spirit and principles of this utility model should be included within the protection scope of this utility model.

Claims

1. A hot melt glue box sealer comprising a box sealer frame (1), characterized in that: The sealing machine frame (1) is provided with a left and right folding component one (2) and a left and right folding component two (3) located on one side of the left and right folding component one (2). One end of the left and right folding component one (2) and the left and right folding component two (3) extend to both ends of the sealing machine frame (1). The left and right folding component 1 (2) is provided with a top cover assembly (4) on the side away from the left and right folding component 2 (3), and the top of the left and right folding component 1 (2) is provided with a front cover pressure assembly (6) via a guide rail assembly (5). The left and right folding assembly 1 (2) is provided with a push box transfer assembly (7) for conveying the carton on it to the left and right folding assembly 2 (3); The top of the left and right folding components (3) is symmetrically provided with two sets of side pressure adhesive components (8).

2. The hot melt glue box sealing machine according to claim 1, characterized in that: The left and right folding assembly (2) includes a conveyor line (21) and a profile frame (22) disposed on the conveyor line (21). A baffle cylinder (23) is disposed at the bottom of one end of the conveyor line (21), and a baffle plate (24) is disposed at the output end of the baffle cylinder (23) extending to one end of the conveyor line (21).

3. The hot melt box sealing machine of claim 1, wherein: The folding cover assembly (4) includes a lead screw (41), a stabilizer (42), and a drive plate (43). The lead screw (41) and the stabilizer (42) are rotatably mounted on one side of the profile frame (22). The two ends of the drive plate (43) are movably sleeved with the lead screw (41) and the stabilizer (42), respectively. A handwheel (44) is provided at the top of the lead screw (41). Two guide rods (45) are movably sleeved inside the drive plate (43). One end of the two guide rods (45) is connected to a movable plate (46). A rubber-coated roller (47) is rotatably mounted on one side of the movable plate (46). A folding cover cylinder (48) with its output end connected to the movable plate (46) is provided on one side of the drive plate (43).

4. The hot melt box sealing machine of claim 1, wherein: The front cover pressing assembly (6) includes a second drive plate (61). A front cover pre-folding cylinder (62) is provided on the top of the second drive plate (61). A front cover fixing seat (63) is provided at the output end of the front cover pre-folding cylinder (62). Hollow guide shafts (64) located on both sides of the front cover pre-folding cylinder (62) are also provided inside the second drive plate (61). The bottom end of the hollow guide shaft (64) is connected to the top of the front cover fixing seat (63). Slider blocks (65) are provided at the bottom of both ends of the second drive plate (61).

5. The hot melt box sealing machine of claim 1, wherein: The guide rail assembly (5) includes a guide rail body (51) and a second lead screw (52). There are two guide rail bodies (51), which are symmetrically arranged on the top of the profile frame (22). The two guide rail bodies (51) are slidably connected to the sliders (65) at the bottom of both ends of the drive plate (61). The second lead screw (52) is rotatably arranged on the top of one side of the profile frame (22) through the support plate (53). A nut seat (54) is movably sleeved on the second lead screw (52). The bottom of the nut seat (54) is fixedly connected to the top of one end of the drive plate (61). An embossing adjustment wheel (55) is provided at one end of the second lead screw (52).

6. The hot melt box sealing machine of claim 1, wherein: The push box transfer assembly (7) includes a linear module (71) disposed inside the profile frame (22). One end of the linear module (71) extends into the interior of the left and right folding assembly (3). A connecting plate (72) is provided at the output end of the linear module (71), and an adjustment plate (73) is provided at the bottom of the connecting plate (72).

7. The hot melt box sealing machine of claim 1, wherein: The left and right folding component two (3) includes a conveyor line two (31) and a profile frame two (32) disposed on the conveyor line two (31). The top of both the conveyor line two (31) and the conveyor line one (21) is provided with a limit component (9).

8. The hot melt box sealing machine of claim 7, wherein: The limiting component (9) includes adjustable guardrail one (91), adjustable guardrail two (92) and baffle (93) arranged opposite to each other. The top of both ends of the second conveyor line (31) and the first conveyor line (21) are respectively provided with adjustable guardrail one (91) and adjustable guardrail two (92), and the top of the second conveyor line (31) and the first conveyor line (21) is provided with baffle (93).

9. The hot melt box sealing machine of claim 1, wherein: The side pressure adhesive assembly (8) includes a fixing plate (81) fixedly installed on the top of the profile frame two (32). A vertical pressure cylinder (82) is provided on the top of the fixing plate (81). A drive plate three (83) is provided at the output end of the vertical pressure cylinder (82). A side pressure cylinder (84) is provided at the bottom of the drive plate three (83). A side page fixing seat (85) is provided at the output end of the side pressure cylinder (84). A hollow guide shaft two (86) is movably installed inside the fixing plate (81). The bottom end of the hollow guide shaft two (86) is connected to the top of the drive plate three (83) through a shaft fixing seat (87).

10. The hot melt box sealing machine of claim 7, wherein: The second conveyor line (31) includes a conveyor frame (33), a conveyor belt (34) rotatably disposed inside the conveyor frame (33), and a conveyor motor (35) for driving the conveyor belt (34) to rotate. The conveyor motor (35) is disposed at the bottom of the conveyor frame (33). The second conveyor line (31) has the same structure as the first conveyor line (21). A glue machine (10) is disposed on one side of the sealing machine frame (1). An electrical box (11) is also disposed inside the sealing machine frame (1).

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